#!/usr/bin/env lua
package.preload["fnlfmt"] = package.preload["fnlfmt"] or function(...)
  local fennel = require("fennel")
  local unpack = (table.unpack or _G.unpack)
  local syntax = fennel.syntax()
  local function last_line_length(line)
    return #line:match("[^\n]*$")
  end
  local function any_3f(tbl, pred)
    local _2_
    do
      local tbl_12_auto = {}
      for _, v in pairs(tbl) do
        local _3_
        if pred(v) then
          _3_ = true
        else
        _3_ = nil
        end
        tbl_12_auto[(#tbl_12_auto + 1)] = _3_
      end
      _2_ = tbl_12_auto
    end
    return (0 ~= #_2_)
  end
  local function strip_comments(t)
    local tbl_12_auto = {}
    for _, x in ipairs(t) do
      local _5_
      if not fennel["comment?"](x) then
        _5_ = x
      else
      _5_ = nil
      end
      tbl_12_auto[(#tbl_12_auto + 1)] = _5_
    end
    return tbl_12_auto
  end
  local function view_fn_args(t, view, inspector, indent, start_indent, out, callee)
    if fennel["sym?"](t[2]) then
      local third = view(t[3], inspector, (indent + 1))
      table.insert(out, " ")
      table.insert(out, third)
      if ("string" == type(t[4])) then
        table.insert(out, ("\n" .. string.rep(" ", start_indent)))
        inspector["escape-newlines?"] = false
        table.insert(out, view(t[4], inspector, start_indent))
        inspector["escape-newlines?"] = true
        return 5
      else
        return 4
      end
    else
      return 3
    end
  end
  local function first_thing_in_line_3f(out)
    local last = (out[#out] or "")
    return not last:match("[^\n]*$"):match("[^ ]")
  end
  local function break_pair_3f(pair_wise_3f, count, viewed, next_ast, indent)
    return (pair_wise_3f and (1 == math.fmod(count, 2)) and not (fennel["comment?"](next_ast) and ((indent + 1 + last_line_length(viewed) + 1 + #tostring(next_ast)) <= 80)))
  end
  local function binding_comment(c, indent, out, start_indent)
    if ((80 < (indent + #tostring(c))) and (out[#out]):match("^[^%s]")) then
      table.insert(out, ("\n" .. string.rep(" ", start_indent)))
    end
    if (not first_thing_in_line_3f(out) and (#out ~= 1)) then
      table.insert(out, " ")
    end
    table.insert(out, tostring(c))
    return table.insert(out, ("\n" .. string.rep(" ", start_indent)))
  end
  local function view_binding(bindings, view, inspector, start_indent, pair_wise_3f, open, close)
    local out = {open}
    local indent, offset, non_comment_count = start_indent, 0, 1
    for i = 1, #bindings do
      while fennel["comment?"](bindings[(i + offset)]) do
        binding_comment(bindings[(i + offset)], indent, out, start_indent)
        indent, offset = start_indent, (offset + 1)
      end
      local i0 = (offset + i)
      local viewed = view(bindings[i0], inspector, indent)
      if (i0 <= #bindings) then
        table.insert(out, viewed)
        non_comment_count = (non_comment_count + 1)
        if (i0 < #bindings) then
          if break_pair_3f(pair_wise_3f, non_comment_count, viewed, bindings[(i0 + 1)], indent) then
            table.insert(out, ("\n" .. string.rep(" ", start_indent)))
            indent = start_indent
          else
            indent = (indent + 1 + last_line_length(viewed))
            table.insert(out, " ")
          end
        end
      end
    end
    table.insert(out, close)
    return table.concat(out)
  end
  local fn_forms = {["\206\187"] = true, fn = true, lambda = true, macro = true}
  local force_initial_newline = {["do"] = true, ["eval-compiler"] = true}
  local function view_init_body(t, view, inspector, start_indent, out, callee)
    if force_initial_newline[callee] then
      table.insert(out, ("\n" .. string.rep(" ", start_indent)))
    else
      table.insert(out, " ")
    end
    local indent
    if force_initial_newline[callee] then
      indent = start_indent
    else
      indent = (start_indent + #callee)
    end
    local second
    local function _17_()
      local t_16_ = syntax
      if (nil ~= t_16_) then
        t_16_ = (t_16_)[callee]
      end
      if (nil ~= t_16_) then
        t_16_ = (t_16_)["binding-form?"]
      end
      return t_16_
    end
    if (_17_() and ("unquote" ~= tostring(t[2][1]))) then
      second = view_binding(t[2], view, inspector, (indent + 1), ("let" == callee), "[", "]")
    else
      second = view(t[2], inspector, indent)
    end
    local indent2 = (indent + #second:match("[^\n]*$"))
    if (nil ~= t[2]) then
      table.insert(out, second)
    end
    if fn_forms[callee] then
      return view_fn_args(t, view, inspector, indent2, start_indent, out, callee)
    else
      return 3
    end
  end
  local function match_same_line_3f(callee, i, out, viewed, t)
    return (("match" == callee) and (0 == math.fmod(i, 2)) and not any_3f(t, fennel["comment?"]) and (((string.find(viewed, "\n") or #viewed:match("[^\n]*$")) + 1 + last_line_length(out[#out])) <= 80))
  end
  local function trailing_comment_3f(out, viewed, body_indent, indent)
    return (viewed:match("^; ") and (body_indent <= 80))
  end
  local one_element_per_line_forms = {["->"] = true, ["->>"] = true, ["-?>"] = true, ["-?>>"] = true, ["if"] = true}
  local function space_out_fns_3f(prev, viewed, start_index, i)
    return (not (start_index == i) and (prev:match("^ *%(fn [^%[]") or viewed:match("^ *%(fn [^%[]")))
  end
  local function view_body(t, view, inspector, start_indent, out, callee)
    local start_index = view_init_body(t, view, inspector, start_indent, out, callee)
    local indent
    if one_element_per_line_forms[callee] then
      indent = (start_indent + #callee)
    else
      indent = start_indent
    end
    for i = (start_index or (#t + 1)), #t do
      local viewed = view(t[i], inspector, indent)
      local body_indent = (indent + 1 + last_line_length(out[#out]))
      if (match_same_line_3f(callee, i, out, viewed, t) or trailing_comment_3f(out, viewed, body_indent, indent)) then
        table.insert(out, " ")
        table.insert(out, view(t[i], inspector, body_indent))
      else
        if space_out_fns_3f(out[#out], viewed, start_index, i) then
          table.insert(out, "\n")
        end
        table.insert(out, ("\n" .. string.rep(" ", indent)))
        table.insert(out, viewed)
      end
    end
    return nil
  end
  local function line_exceeded_3f(inspector, indent, viewed)
    return (inspector["line-length"] < (indent + last_line_length(viewed)))
  end
  local function view_with_newline(view, inspector, out, t, i, start_indent)
    if (" " == out[#out]) then
      table.remove(out)
    end
    table.insert(out, ("\n" .. string.rep(" ", start_indent)))
    local viewed = view(t[i], inspector, start_indent)
    table.insert(out, viewed)
    return (start_indent + #viewed:match("[^\n]*$"))
  end
  local function view_call(t, view, inspector, start_indent, out)
    local indent = start_indent
    for i = 2, #t do
      table.insert(out, " ")
      indent = (indent + 1)
      local viewed = view(t[i], inspector, (indent - 1))
      if (fennel["comment?"](t[(i - 1)]) or (line_exceeded_3f(inspector, indent, viewed) and (2 ~= i))) then
        indent = view_with_newline(view, inspector, out, t, i, start_indent)
      else
        table.insert(out, viewed)
        indent = (indent + #viewed:match("[^\n]*$"))
      end
    end
    return nil
  end
  local function view_pairwise_if(t, view, inspector, indent, out)
    return table.insert(out, (" " .. view_binding({select(2, unpack(t))}, view, inspector, indent, true, "", "")))
  end
  local function if_pair(view, a, b, c)
    local _28_
    if fennel["comment?"](c) then
      _28_ = (" " .. view(c))
    else
      _28_ = ""
    end
    return (view(a) .. " " .. view(b) .. _28_)
  end
  local function pairwise_if_3f(t, indent, i, view)
    if (#strip_comments(t) < 5) then
      return false
    elseif ("if" ~= tostring(t[1])) then
      return false
    elseif not t[i] then
      return true
    elseif (80 < (indent + 1 + #if_pair(view, select(i, unpack(t))))) then
      return false
    else
      local _30_
      if fennel.comment(t[(i + 2)]) then
        _30_ = (i + 3)
      else
        _30_ = (i + 2)
      end
      return pairwise_if_3f(t, indent, _30_, view)
    end
  end
  local function originally_different_lines_3f(_33_, line)
    local _arg_34_ = _33_
    local _ = _arg_34_[1]
    local first = _arg_34_[2]
    local second = _arg_34_[3]
    return (("table" == type(first)) and ("table" == type(second)) and (function(_35_,_36_,_37_) return (_35_ ~= _36_) or (_36_ ~= _37_) end)(line,(first.line or line),(second.line or line)))
  end
  local function view_maybe_body(t, view, inspector, indent, start_indent, out, callee)
    if pairwise_if_3f(t, indent, 2, view) then
      return view_pairwise_if(t, view, inspector, indent, out)
    elseif originally_different_lines_3f(t, t.line) then
      return view_body(t, view, inspector, (start_indent + 2), out, callee)
    else
      return view_call(t, view, inspector, indent, out, callee)
    end
  end
  local function newline_if_ends_in_comment(out, indent)
    if (out[#out]):match("^ *;[^\n]*$") then
      return table.insert(out, ("\n" .. string.rep(" ", indent)))
    end
  end
  local sugars = {hashfn = "#", quote = "`", unquote = ","}
  local function sweeten(t, view, inspector, indent, view_list)
    return (sugars[tostring(t[1])] .. view(t[2], inspector, (indent + 1)))
  end
  local maybe_body = {["->"] = true, ["->>"] = true, ["-?>"] = true, ["-?>>"] = true, ["if"] = true, doto = true}
  local renames = {["#"] = "length", ["~="] = "not="}
  local function view_list(t, view, inspector, start_indent)
    if sugars[tostring(t[1])] then
      return sweeten(t, view, inspector, start_indent, view_list)
    else
      local callee = view(t[1], inspector, (start_indent + 1))
      local callee0 = (renames[callee] or callee)
      local out = {"(", callee0}
      local indent
      local _41_
      do
        local t_40_ = syntax
        if (nil ~= t_40_) then
          t_40_ = (t_40_)[callee0]
        end
        if (nil ~= t_40_) then
          t_40_ = (t_40_)["body-form?"]
        end
        _41_ = t_40_
      end
      if _41_ then
        indent = (start_indent + 2)
      else
        indent = (start_indent + #callee0 + 2)
      end
      local _46_
      do
        local t_45_ = syntax
        if (nil ~= t_45_) then
          t_45_ = (t_45_)[callee0]
        end
        if (nil ~= t_45_) then
          t_45_ = (t_45_)["body-form?"]
        end
        _46_ = t_45_
      end
      if _46_ then
        view_body(t, view, inspector, indent, out, callee0)
      elseif maybe_body[callee0] then
        view_maybe_body(t, view, inspector, indent, start_indent, out, callee0)
      else
        view_call(t, view, inspector, indent, out)
      end
      newline_if_ends_in_comment(out, indent)
      table.insert(out, ")")
      return table.concat(out)
    end
  end
  local slength
  local function _52_(...)
    local _51_ = rawget(_G, "utf8")
    if _51_ then
      return (_51_).len
    else
      return _51_
    end
  end
  local function _54_(_241)
    return #_241
  end
  slength = (_52_(...) or _54_)
  local function maybe_attach_comment(x, indent, cs)
    if (cs and (0 < #cs)) then
      local _55_
      do
        local tbl_12_auto = {}
        for _, c in ipairs(cs) do
          tbl_12_auto[(#tbl_12_auto + 1)] = tostring(c)
        end
        _55_ = tbl_12_auto
      end
      return (table.concat(_55_, ("\n" .. string.rep(" ", indent))) .. ("\n" .. string.rep(" ", indent)) .. x)
    else
      return x
    end
  end
  local function shorthand_pair_3f(k, v)
    return (("string" == type(k)) and fennel["sym?"](v) and (k == tostring(v)))
  end
  local function view_pair(t, view, inspector, indent, mt, key)
    local val = t[key]
    local k
    if shorthand_pair_3f(key, val) then
      k = ":"
    else
      k = view(key, inspector, (indent + 1), true)
    end
    local v = view(val, inspector, (indent + slength(k) + 1))
    local function _59_()
      local t_58_ = mt
      if (nil ~= t_58_) then
        t_58_ = (t_58_).comments
      end
      if (nil ~= t_58_) then
        t_58_ = (t_58_).keys
      end
      if (nil ~= t_58_) then
        t_58_ = (t_58_)[key]
      end
      return t_58_
    end
    local function _64_()
      local t_63_ = mt
      if (nil ~= t_63_) then
        t_63_ = (t_63_).comments
      end
      if (nil ~= t_63_) then
        t_63_ = (t_63_).values
      end
      if (nil ~= t_63_) then
        t_63_ = (t_63_)[val]
      end
      return t_63_
    end
    return (maybe_attach_comment(k, indent, _59_()) .. " " .. maybe_attach_comment(v, indent, _64_()))
  end
  local function view_multiline_kv(pair_strs, indent, last_comments)
    if (0 < #last_comments) then
      for _, c in ipairs(last_comments) do
        table.insert(pair_strs, tostring(c))
      end
      table.insert(pair_strs, "}")
      return ("{" .. table.concat(pair_strs, ("\n" .. string.rep(" ", indent))))
    else
      return ("{" .. table.concat(pair_strs, ("\n" .. string.rep(" ", indent))) .. "}")
    end
  end
  local function view_kv(t, view, inspector, indent)
    local indent0 = (indent + 1)
    local mt = getmetatable(t)
    local keys
    local function _69_()
      local tbl_12_auto = {}
      for k in pairs(t) do
        tbl_12_auto[(#tbl_12_auto + 1)] = k
      end
      return tbl_12_auto
    end
    keys = (mt.keys or _69_())
    local pair_strs
    do
      local tbl_12_auto = {}
      for _, k in ipairs(keys) do
        tbl_12_auto[(#tbl_12_auto + 1)] = view_pair(t, view, inspector, indent0, mt, k)
      end
      pair_strs = tbl_12_auto
    end
    local oneline = ("{" .. table.concat(pair_strs, " ") .. "}")
    local function _71_()
      local t_70_ = mt
      if (nil ~= t_70_) then
        t_70_ = (t_70_).comments
      end
      if (nil ~= t_70_) then
        t_70_ = (t_70_).last
      end
      if (nil ~= t_70_) then
        t_70_ = (t_70_)[1]
      end
      return t_70_
    end
    if (oneline:match("\n") or _71_() or ((indent0 + #oneline) > inspector["line-length"])) then
      local function _76_()
        local t_75_ = mt
        if (nil ~= t_75_) then
          t_75_ = (t_75_).comments
        end
        if (nil ~= t_75_) then
          t_75_ = (t_75_).last
        end
        return t_75_
      end
      return view_multiline_kv(pair_strs, indent0, _76_())
    else
      return oneline
    end
  end
  local function walk_tree(root, f, custom_iterator)
    local function walk(iterfn, parent, idx, node)
      if f(idx, node, parent) then
        for k, v in iterfn(node) do
          walk(iterfn, node, k, v)
        end
        return nil
      end
    end
    walk((custom_iterator or pairs), nil, nil, root)
    return root
  end
  local function set_fennelview_metamethod(idx, form, parent)
    if (("table" == type(form)) and not fennel["sym?"](form) and not fennel["comment?"](form) and (fennel.varg() ~= form)) then
      if (not fennel["list?"](form) and not fennel["sequence?"](form)) then
        local _81_ = getmetatable(form)
        if (nil ~= _81_) then
          local mt = _81_
          mt["__fennelview"] = view_kv
        else
          local _ = _81_
          setmetatable(form, {__fennelview = view_kv})
        end
      end
      return true
    end
  end
  local function prefer_colon_3f(s)
    return (s:find("^[-%w?^_!$%&*+./|<=>]+$") and not s:find("^[-?^_!$%&*+./@|<=>%\\]+$"))
  end
  local function fnlfmt(ast)
    local _let_85_ = getmetatable(fennel.list())
    local list_mt = _let_85_
    local __fennelview = _let_85_["__fennelview"]
    local _
    list_mt.__fennelview = view_list
    _ = nil
    local _0 = walk_tree(ast, set_fennelview_metamethod)
    local ok_3f, val = pcall(fennel.view, ast, {["empty-as-sequence?"] = true, ["escape-newlines?"] = true, ["prefer-colon?"] = prefer_colon_3f})
    list_mt.__fennelview = __fennelview
    assert(ok_3f, val)
    return val
  end
  local function space_out_forms_3f(prev_ast, ast)
    return not (prev_ast.line and ast.line and (1 == (ast.line - prev_ast.line)))
  end
  local function format_file(filename, _86_)
    local _arg_87_ = _86_
    local no_comments = _arg_87_["no-comments"]
    local f
    do
      local _88_ = filename
      if (_88_ == "-") then
        f = io.stdin
      else
        local _ = _88_
        f = assert(io.open(filename, "r"), "File not found.")
      end
    end
    local contents = f:read("*all")
    local parser = fennel.parser(fennel.stringStream(contents), filename, {comments = not no_comments})
    local out = {}
    f:close()
    local skip_next_3f, prev_ast = false
    for ok_3f, ast in parser do
      assert(ok_3f, ast)
      if (skip_next_3f and ast.bytestart and ast.byteend) then
        table.insert(out, contents:sub(ast.bytestart, ast.byteend))
        skip_next_3f = false
      elseif (fennel.comment(";; fnlfmt: skip") == ast) then
        skip_next_3f = true
        table.insert(out, "")
        table.insert(out, tostring(ast))
      else
        if (prev_ast and space_out_forms_3f(prev_ast, ast)) then
          table.insert(out, "")
        end
        table.insert(out, fnlfmt(ast))
        skip_next_3f = false
      end
      prev_ast = ast
    end
    table.insert(out, "")
    return table.concat(out, "\n")
  end
  return {["format-file"] = format_file, fnlfmt = fnlfmt, version = "0.2.2"}
end
local fennel
package.preload["fennel"] = package.preload["fennel"] or function(...)
  package.preload["fennel.repl"] = package.preload["fennel.repl"] or function(...)
    local utils = require("fennel.utils")
    local parser = require("fennel.parser")
    local compiler = require("fennel.compiler")
    local specials = require("fennel.specials")
    local function default_read_chunk(parser_state)
      local function _0_()
        if (0 < parser_state["stack-size"]) then
          return ".."
        else
          return ">> "
        end
      end
      io.write(_0_())
      io.flush()
      local input = io.read()
      return (input and (input .. "\n"))
    end
    local function default_on_values(xs)
      io.write(table.concat(xs, "\9"))
      return io.write("\n")
    end
    local function default_on_error(errtype, err, lua_source)
      local function _1_()
        local _0_0 = errtype
        if (_0_0 == "Lua Compile") then
          return ("Bad code generated - likely a bug with the compiler:\n" .. "--- Generated Lua Start ---\n" .. lua_source .. "--- Generated Lua End ---\n")
        elseif (_0_0 == "Runtime") then
          return (compiler.traceback(tostring(err), 4) .. "\n")
        else
          local _ = _0_0
          return ("%s error: %s\n"):format(errtype, tostring(err))
        end
      end
      return io.write(_1_())
    end
    local save_source = table.concat({"local ___i___ = 1", "while true do", " local name, value = debug.getlocal(1, ___i___)", " if(name and name ~= \"___i___\") then", " ___replLocals___[name] = value", " ___i___ = ___i___ + 1", " else break end end"}, "\n")
    local function splice_save_locals(env, lua_source)
      env.___replLocals___ = (env.___replLocals___ or {})
      local spliced_source = {}
      local bind = "local %s = ___replLocals___['%s']"
      for line in lua_source:gmatch("([^\n]+)\n?") do
        table.insert(spliced_source, line)
      end
      for name in pairs(env.___replLocals___) do
        table.insert(spliced_source, 1, bind:format(name, name))
      end
      if ((1 < #spliced_source) and (spliced_source[#spliced_source]):match("^ *return .*$")) then
        table.insert(spliced_source, #spliced_source, save_source)
      end
      return table.concat(spliced_source, "\n")
    end
    local function completer(env, scope, text)
      local matches = {}
      local input_fragment = text:gsub(".*[%s)(]+", "")
      local stop_looking_3f = false
      local function add_partials(input, tbl, prefix, method_3f)
        for k in utils.allpairs(tbl) do
          local k0 = nil
          if ((tbl == env) or (tbl == env.___replLocals___)) then
            k0 = scope.unmanglings[k]
          else
            k0 = k
          end
          if ((#matches < 2000) and (type(k0) == "string") and (input == k0:sub(0, #input)) and (not method_3f or ("function" == type(tbl[k0])))) then
            local function _1_()
              if method_3f then
                return (prefix .. ":" .. k0)
              else
                return (prefix .. k0)
              end
            end
            table.insert(matches, _1_())
          end
        end
        return nil
      end
      local function descend(input, tbl, prefix, add_matches, method_3f)
        local splitter = nil
        if method_3f then
          splitter = "^([^:]+):(.*)"
        else
          splitter = "^([^.]+)%.(.*)"
        end
        local head, tail = input:match(splitter)
        local raw_head = nil
        if ((tbl == env) or (tbl == env.___replLocals___)) then
          raw_head = scope.manglings[head]
        else
          raw_head = head
        end
        if (type(tbl[raw_head]) == "table") then
          stop_looking_3f = true
          if method_3f then
            return add_partials(tail, tbl[raw_head], (prefix .. head), true)
          else
            return add_matches(tail, tbl[raw_head], (prefix .. head))
          end
        end
      end
      local function add_matches(input, tbl, prefix)
        local prefix0 = nil
        if prefix then
          prefix0 = (prefix .. ".")
        else
          prefix0 = ""
        end
        if (not input:find("%.") and input:find(":")) then
          return descend(input, tbl, prefix0, add_matches, true)
        elseif not input:find("%.") then
          return add_partials(input, tbl, prefix0)
        else
          return descend(input, tbl, prefix0, add_matches, false)
        end
      end
      for _, source in ipairs({scope.specials, scope.macros, (env.___replLocals___ or {}), env, env._G}) do
        add_matches(input_fragment, source)
        if stop_looking_3f then
          break
        end
      end
      return matches
    end
    local commands = {}
    local function command_3f(input)
      return input:match("^%s*,")
    end
    local function command_docs()
      local _0_
      do
        local tbl_0_ = {}
        for name, f in pairs(commands) do
          tbl_0_[(#tbl_0_ + 1)] = ("  ,%s - %s"):format(name, ((compiler.metadata):get(f, "fnl/docstring") or "undocumented"))
        end
        _0_ = tbl_0_
      end
      return table.concat(_0_, "\n")
    end
    commands.help = function(_, _0, on_values)
      return on_values({("Welcome to Fennel.\nThis is the REPL where you can enter code to be evaluated.\nYou can also run these repl commands:\n\n" .. command_docs() .. "\n  ,exit - Leave the repl.\n\nUse (doc something) to see descriptions for individual macros and special forms.\n\nFor more information about the language, see https://fennel-lang.org/reference")})
    end
    do end (compiler.metadata):set(commands.help, "fnl/docstring", "Show this message.")
    local function reload(module_name, env, on_values, on_error)
      local _0_0, _1_0 = pcall(specials["load-code"]("return require(...)", env), module_name)
      if ((_0_0 == true) and (nil ~= _1_0)) then
        local old = _1_0
        local _ = nil
        package.loaded[module_name] = nil
        _ = nil
        local ok, new = pcall(require, module_name)
        local new0 = nil
        if not ok then
          on_values({new})
          new0 = old
        else
          new0 = new
        end
        if ((type(old) == "table") and (type(new0) == "table")) then
          for k, v in pairs(new0) do
            old[k] = v
          end
          for k in pairs(old) do
            if (nil == new0[k]) then
              old[k] = nil
            end
          end
          package.loaded[module_name] = old
        end
        return on_values({"ok"})
      elseif ((_0_0 == false) and (nil ~= _1_0)) then
        local msg = _1_0
        local function _3_()
          local _2_0 = msg:gsub("\n.*", "")
          return _2_0
        end
        return on_error("Runtime", _3_())
      end
    end
    local function run_command(read, on_error, f)
      local _0_0, _1_0, _2_0 = pcall(read)
      if ((_0_0 == true) and (_1_0 == true) and (nil ~= _2_0)) then
        local val = _2_0
        return f(val)
      elseif ((_0_0 == false) and true and true) then
        local _3fparse_ok = _1_0
        local _3ferr = _2_0
        return on_error("Parse", "Couldn't parse input.")
      end
    end
    commands.reload = function(env, read, on_values, on_error)
      local function _0_(_241)
        return reload(tostring(_241), env, on_values, on_error)
      end
      return run_command(read, on_error, _0_)
    end
    do end (compiler.metadata):set(commands.reload, "fnl/docstring", "Reload the specified module.")
    commands.reset = function(env, _, on_values)
      env.___replLocals___ = {}
      return on_values({"ok"})
    end
    do end (compiler.metadata):set(commands.reset, "fnl/docstring", "Erase all repl-local scope.")
    commands.complete = function(env, read, on_values, on_error, scope)
      local function _0_(_241)
        return on_values(completer(env, scope, tostring(_241)))
      end
      return run_command(read, on_error, _0_)
    end
    do end (compiler.metadata):set(commands.complete, "fnl/docstring", "Print all possible completions for a given input.")
    local function apropos_2a(pattern, module, prefix, seen, names)
      for name, module0 in pairs(module) do
        if (("string" == type(name)) and (package ~= module0)) then
          local _0_0 = type(module0)
          if (_0_0 == "function") then
            if ((prefix .. name)):match(pattern) then
              table.insert(names, (prefix .. name))
            end
          elseif (_0_0 == "table") then
            if not seen[module0] then
              local _2_
              do
                local _1_0 = seen
                _1_0[module0] = true
                _2_ = _1_0
              end
              apropos_2a(pattern, module0, (prefix .. name:gsub("%.", "/") .. "."), _2_, names)
            end
          end
        end
      end
      return names
    end
    local function apropos(pattern)
      local names = apropos_2a(pattern, package.loaded, "", {}, {})
      local tbl_0_ = {}
      for _, name in ipairs(names) do
        tbl_0_[(#tbl_0_ + 1)] = name:gsub("^_G%.", "")
      end
      return tbl_0_
    end
    commands.apropos = function(env, read, on_values, on_error, scope)
      local function _0_(_241)
        return on_values(apropos(tostring(_241)))
      end
      return run_command(read, on_error, _0_)
    end
    do end (compiler.metadata):set(commands.apropos, "fnl/docstring", "Print all functions matching a pattern in all loaded modules.")
    local function apropos_follow_path(path)
      local paths = nil
      do
        local tbl_0_ = {}
        for p in path:gmatch("[^%.]+") do
          tbl_0_[(#tbl_0_ + 1)] = p
        end
        paths = tbl_0_
      end
      local tgt = package.loaded
      for _, path0 in ipairs(paths) do
        local _1_
        do
          local _0_0 = path0:gsub("%/", ".")
          _1_ = _0_0
        end
        tgt = tgt[_1_]
        if (nil == tgt) then
          break
        end
      end
      return tgt
    end
    local function apropos_doc(pattern)
      local names = {}
      for _, path in ipairs(apropos(".*")) do
        local tgt = apropos_follow_path(path)
        if ("function" == type(tgt)) then
          local _0_0 = (compiler.metadata):get(tgt, "fnl/docstring")
          if (nil ~= _0_0) then
            local docstr = _0_0
            if docstr:match(pattern) then
              table.insert(names, path)
            end
          end
        end
      end
      return names
    end
    commands["apropos-doc"] = function(env, read, on_values, on_error, scope)
      local function _0_(_241)
        return on_values(apropos_doc(tostring(_241)))
      end
      return run_command(read, on_error, _0_)
    end
    do end (compiler.metadata):set(commands["apropos-doc"], "fnl/docstring", "Print all functions that match the pattern in their docs")
    local function apropos_show_docs(pattern)
      for _, path in ipairs(apropos(pattern)) do
        local tgt = apropos_follow_path(path)
        if (("function" == type(tgt)) and (compiler.metadata):get(tgt, "fnl/docstring")) then
          print(specials.doc(tgt, path))
          print()
        end
      end
      return nil
    end
    commands["apropos-show-docs"] = function(env, read, _, on_error, scope)
      local function _0_(_241)
        return apropos_show_docs(tostring(_241))
      end
      return run_command(read, on_error, _0_)
    end
    do end (compiler.metadata):set(commands["apropos-show-docs"], "fnl/docstring", "Print all documentations matching a pattern in function name")
    local function load_plugin_commands()
      if (utils.root and utils.root.options and utils.root.options.plugins) then
        for _, plugin in ipairs(utils.root.options.plugins) do
          for name, f in pairs(plugin) do
            local _0_0 = name:match("^repl%-command%-(.*)")
            if (nil ~= _0_0) then
              local cmd_name = _0_0
              commands[cmd_name] = (commands[cmd_name] or f)
            end
          end
        end
        return nil
      end
    end
    local function run_command0(input, read, loop, env, on_values, on_error, scope)
      load_plugin_commands()
      local command_name = input:match(",([^%s/]+)")
      do
        local _0_0 = commands[command_name]
        if (nil ~= _0_0) then
          local command = _0_0
          command(env, read, on_values, on_error, scope)
        else
          local _ = _0_0
          if ("exit" ~= command_name) then
            on_values({"Unknown command", command_name})
          end
        end
      end
      if ("exit" ~= command_name) then
        return loop()
      end
    end
    local function repl(options)
      local old_root_options = utils.root.options
      local env = nil
      if options.env then
        env = specials["wrap-env"](options.env)
      else
        env = setmetatable({}, {__index = (rawget(_G, "_ENV") or _G)})
      end
      local save_locals_3f = ((options.saveLocals ~= false) and env.debug and env.debug.getlocal)
      local opts = {}
      local _ = nil
      for k, v in pairs(options) do
        opts[k] = v
      end
      _ = nil
      local read_chunk = (opts.readChunk or default_read_chunk)
      local on_values = (opts.onValues or default_on_values)
      local on_error = (opts.onError or default_on_error)
      local pp = (opts.pp or tostring)
      local byte_stream, clear_stream = parser.granulate(read_chunk)
      local chars = {}
      local read, reset = nil, nil
      local function _1_(parser_state)
        local c = byte_stream(parser_state)
        table.insert(chars, c)
        return c
      end
      read, reset = parser.parser(_1_)
      local scope = compiler["make-scope"]()
      opts.useMetadata = (options.useMetadata ~= false)
      if (opts.allowedGlobals == nil) then
        opts.allowedGlobals = specials["current-global-names"](opts.env)
      end
      if opts.registerCompleter then
        local function _3_(...)
          return completer(env, scope, ...)
        end
        opts.registerCompleter(_3_)
      end
      local function print_values(...)
        local vals = {...}
        local out = {}
        env._, env.__ = vals[1], vals
        for i = 1, select("#", ...) do
          table.insert(out, pp(vals[i]))
        end
        return on_values(out)
      end
      local function loop()
        for k in pairs(chars) do
          chars[k] = nil
        end
        local ok, parse_ok_3f, x = pcall(read)
        local src_string = string.char((table.unpack or _G.unpack)(chars))
        utils.root.options = opts
        if not ok then
          on_error("Parse", parse_ok_3f)
          clear_stream()
          reset()
          return loop()
        elseif command_3f(src_string) then
          return run_command0(src_string, read, loop, env, on_values, on_error, scope)
        else
          if parse_ok_3f then
            do
              local _4_0, _5_0 = pcall(compiler.compile, x, {["assert-compile"] = opts["assert-compile"], ["parse-error"] = opts["parse-error"], correlate = opts.correlate, moduleName = opts.moduleName, scope = scope, source = src_string, useBitLib = opts.useBitLib, useMetadata = opts.useMetadata})
              if ((_4_0 == false) and (nil ~= _5_0)) then
                local msg = _5_0
                clear_stream()
                on_error("Compile", msg)
              elseif ((_4_0 == true) and (nil ~= _5_0)) then
                local src = _5_0
                local src0 = nil
                if save_locals_3f then
                  src0 = splice_save_locals(env, src)
                else
                  src0 = src
                end
                local _7_0, _8_0 = pcall(specials["load-code"], src0, env)
                if ((_7_0 == false) and (nil ~= _8_0)) then
                  local msg = _8_0
                  clear_stream()
                  on_error("Lua Compile", msg, src0)
                elseif (true and (nil ~= _8_0)) then
                  local _0 = _7_0
                  local chunk = _8_0
                  local function _9_()
                    return print_values(chunk())
                  end
                  local function _10_(...)
                    return on_error("Runtime", ...)
                  end
                  xpcall(_9_, _10_)
                end
              end
            end
            utils.root.options = old_root_options
            return loop()
          end
        end
      end
      return loop()
    end
    return repl
  end
  package.preload["fennel.view"] = package.preload["fennel.view"] or function(...)
    local type_order = {["function"] = 5, boolean = 2, number = 1, string = 3, table = 4, thread = 7, userdata = 6}
    local function sort_keys(_0_0, _1_0)
      local _1_ = _0_0
      local a = _1_[1]
      local _2_ = _1_0
      local b = _2_[1]
      local ta = type(a)
      local tb = type(b)
      if ((ta == tb) and ((ta == "string") or (ta == "number"))) then
        return (a < b)
      else
        local dta = type_order[ta]
        local dtb = type_order[tb]
        if (dta and dtb) then
          return (dta < dtb)
        elseif dta then
          return true
        elseif dtb then
          return false
        else
          return (ta < tb)
        end
      end
    end
    local function max_index_gap(kv)
      local gap = 0
      if (#kv > 0) then
        local _2_ = kv
        local _3_ = _2_[1]
        local i = _3_[1]
        local rest = {(table.unpack or unpack)(_2_, 2)}
        for _, _4_0 in ipairs(rest) do
          local _5_ = _4_0
          local k = _5_[1]
          if ((k - i) > gap) then
            gap = (k - i)
          end
          i = k
        end
      end
      return gap
    end
    local function fill_gaps(kv)
      local missing_indexes = {}
      local i = 0
      for _, _2_0 in ipairs(kv) do
        local _3_ = _2_0
        local j = _3_[1]
        if (512 < j) then
          return true
        end
        i = (i + 1)
        while (i < j) do
          table.insert(missing_indexes, i)
          i = (i + 1)
        end
      end
      for _, k in ipairs(missing_indexes) do
        table.insert(kv, k, {k})
      end
      return nil
    end
    local function table_kv_pairs(t, options)
      local assoc_3f = false
      local kv = {}
      local insert = table.insert
      for k, v in pairs(t) do
        if (type(k) ~= "number") then
          assoc_3f = true
        end
        insert(kv, {k, v})
      end
      table.sort(kv, sort_keys)
      if not assoc_3f then
        local gap = max_index_gap(kv)
        if (max_index_gap(kv) > options["max-sparse-gap"]) then
          assoc_3f = true
        else
          if fill_gaps(kv) then
            assoc_3f = true
          end
        end
      end
      if (#kv == 0) then
        return kv, "empty"
      else
        local function _3_()
          if assoc_3f then
            return "table"
          else
            return "seq"
          end
        end
        return kv, _3_()
      end
    end
    local function count_table_appearances(t, appearances)
      if (type(t) == "table") then
        if not appearances[t] then
          appearances[t] = 1
          for k, v in pairs(t) do
            count_table_appearances(k, appearances)
            count_table_appearances(v, appearances)
          end
        else
          appearances[t] = ((appearances[t] or 0) + 1)
        end
      end
      return appearances
    end
    local function save_table(t, seen)
      local seen0 = (seen or {len = 0})
      local id = (seen0.len + 1)
      if not seen0[t] then
        seen0[t] = id
        seen0.len = id
      end
      return seen0
    end
    local function detect_cycle(t, seen, _3fk)
      if ("table" == type(t)) then
        seen[t] = true
        local _2_0, _3_0 = next(t, _3fk)
        if ((nil ~= _2_0) and (nil ~= _3_0)) then
          local k = _2_0
          local v = _3_0
          return (seen[k] or detect_cycle(k, seen) or seen[v] or detect_cycle(v, seen) or detect_cycle(t, seen, k))
        end
      end
    end
    local function visible_cycle_3f(t, options)
      return (options["detect-cycles?"] and detect_cycle(t, {}) and save_table(t, options.seen) and (1 < (options.appearances[t] or 0)))
    end
    local function table_indent(t, indent, id)
      local opener_length = nil
      if id then
        opener_length = (#tostring(id) + 2)
      else
        opener_length = 1
      end
      return (indent + opener_length)
    end
    local pp = nil
    local function concat_table_lines(elements, options, multiline_3f, indent, table_type, prefix)
      local indent_str = ("\n" .. string.rep(" ", indent))
      local open = nil
      local function _2_()
        if ("seq" == table_type) then
          return "["
        else
          return "{"
        end
      end
      open = ((prefix or "") .. _2_())
      local close = nil
      if ("seq" == table_type) then
        close = "]"
      else
        close = "}"
      end
      local oneline = (open .. table.concat(elements, " ") .. close)
      if (not options["one-line?"] and (multiline_3f or ((indent + #oneline) > options["line-length"]))) then
        return (open .. table.concat(elements, indent_str) .. close)
      else
        return oneline
      end
    end
    local function pp_associative(t, kv, options, indent, key_3f)
      local multiline_3f = false
      local id = options.seen[t]
      if (options.level >= options.depth) then
        return "{...}"
      elseif (id and options["detect-cycles?"]) then
        return ("@" .. id .. "{...}")
      else
        local visible_cycle_3f0 = visible_cycle_3f(t, options)
        local id0 = (visible_cycle_3f0 and options.seen[t])
        local indent0 = table_indent(t, indent, id0)
        local slength = nil
        local function _3_()
          local _2_0 = rawget(_G, "utf8")
          if _2_0 then
            return _2_0.len
          else
            return _2_0
          end
        end
        local function _4_(_241)
          return #_241
        end
        slength = ((options["utf8?"] and _3_()) or _4_)
        local prefix = nil
        if visible_cycle_3f0 then
          prefix = ("@" .. id0)
        else
          prefix = ""
        end
        local items = nil
        do
          local tbl_0_ = {}
          for _, _6_0 in pairs(kv) do
            local _7_ = _6_0
            local k = _7_[1]
            local v = _7_[2]
            local _8_
            do
              local k0 = pp(k, options, (indent0 + 1), true)
              local v0 = pp(v, options, (indent0 + slength(k0) + 1))
              multiline_3f = (multiline_3f or k0:find("\n") or v0:find("\n"))
              _8_ = (k0 .. " " .. v0)
            end
            tbl_0_[(#tbl_0_ + 1)] = _8_
          end
          items = tbl_0_
        end
        return concat_table_lines(items, options, multiline_3f, indent0, "table", prefix)
      end
    end
    local function pp_sequence(t, kv, options, indent)
      local multiline_3f = false
      local id = options.seen[t]
      if (options.level >= options.depth) then
        return "[...]"
      elseif (id and options["detect-cycles?"]) then
        return ("@" .. id .. "[...]")
      else
        local visible_cycle_3f0 = visible_cycle_3f(t, options)
        local id0 = (visible_cycle_3f0 and options.seen[t])
        local indent0 = table_indent(t, indent, id0)
        local prefix = nil
        if visible_cycle_3f0 then
          prefix = ("@" .. id0)
        else
          prefix = ""
        end
        local items = nil
        do
          local tbl_0_ = {}
          for _, _3_0 in pairs(kv) do
            local _4_ = _3_0
            local _0 = _4_[1]
            local v = _4_[2]
            local _5_
            do
              local v0 = pp(v, options, indent0)
              multiline_3f = (multiline_3f or v0:find("\n"))
              _5_ = v0
            end
            tbl_0_[(#tbl_0_ + 1)] = _5_
          end
          items = tbl_0_
        end
        return concat_table_lines(items, options, multiline_3f, indent0, "seq", prefix)
      end
    end
    local function concat_lines(lines, options, indent, force_multi_line_3f)
      if (#lines == 0) then
        if options["empty-as-sequence?"] then
          return "[]"
        else
          return "{}"
        end
      else
        local oneline = nil
        local _2_
        do
          local tbl_0_ = {}
          for _, line in ipairs(lines) do
            tbl_0_[(#tbl_0_ + 1)] = line:gsub("^%s+", "")
          end
          _2_ = tbl_0_
        end
        oneline = table.concat(_2_, " ")
        if (not options["one-line?"] and (force_multi_line_3f or oneline:find("\n") or ((indent + #oneline) > options["line-length"]))) then
          return table.concat(lines, ("\n" .. string.rep(" ", indent)))
        else
          return oneline
        end
      end
    end
    local function pp_metamethod(t, metamethod, options, indent)
      if (options.level >= options.depth) then
        if options["empty-as-sequence?"] then
          return "[...]"
        else
          return "{...}"
        end
      else
        local _ = nil
        local function _2_(_241)
          return visible_cycle_3f(_241, options)
        end
        options["visible-cycle?"] = _2_
        _ = nil
        local lines, force_multi_line_3f = metamethod(t, pp, options, indent)
        options["visible-cycle?"] = nil
        local _3_0 = type(lines)
        if (_3_0 == "string") then
          return lines
        elseif (_3_0 == "table") then
          return concat_lines(lines, options, indent, force_multi_line_3f)
        else
          local _0 = _3_0
          return error("__fennelview metamethod must return a table of lines")
        end
      end
    end
    local function pp_table(x, options, indent)
      options.level = (options.level + 1)
      local x0 = nil
      do
        local _2_0 = nil
        if options["metamethod?"] then
          local _3_0 = x
          if _3_0 then
            local _4_0 = getmetatable(_3_0)
            if _4_0 then
              _2_0 = _4_0.__fennelview
            else
              _2_0 = _4_0
            end
          else
            _2_0 = _3_0
          end
        else
        _2_0 = nil
        end
        if (nil ~= _2_0) then
          local metamethod = _2_0
          x0 = pp_metamethod(x, metamethod, options, indent)
        else
          local _ = _2_0
          local _4_0, _5_0 = table_kv_pairs(x, options)
          if (true and (_5_0 == "empty")) then
            local _0 = _4_0
            if options["empty-as-sequence?"] then
              x0 = "[]"
            else
              x0 = "{}"
            end
          elseif ((nil ~= _4_0) and (_5_0 == "table")) then
            local kv = _4_0
            x0 = pp_associative(x, kv, options, indent)
          elseif ((nil ~= _4_0) and (_5_0 == "seq")) then
            local kv = _4_0
            x0 = pp_sequence(x, kv, options, indent)
          else
          x0 = nil
          end
        end
      end
      options.level = (options.level - 1)
      return x0
    end
    local function number__3estring(n)
      local _2_0 = string.gsub(tostring(n), ",", ".")
      return _2_0
    end
    local function colon_string_3f(s)
      return s:find("^[-%w?^_!$%&*+./@|<=>]+$")
    end
    local function pp_string(str, options, indent)
      local escs = nil
      local _2_
      if (options["escape-newlines?"] and (#str < (options["line-length"] - indent))) then
        _2_ = "\\n"
      else
        _2_ = "\n"
      end
      local function _4_(_241, _242)
        return ("\\%03d"):format(_242:byte())
      end
      escs = setmetatable({["\""] = "\\\"", ["\11"] = "\\v", ["\12"] = "\\f", ["\13"] = "\\r", ["\7"] = "\\a", ["\8"] = "\\b", ["\9"] = "\\t", ["\\"] = "\\\\", ["\n"] = _2_}, {__index = _4_})
      return ("\"" .. str:gsub("[%c\\\"]", escs) .. "\"")
    end
    local function make_options(t, options)
      local defaults = {["detect-cycles?"] = true, ["empty-as-sequence?"] = false, ["escape-newlines?"] = false, ["line-length"] = 80, ["max-sparse-gap"] = 10, ["metamethod?"] = true, ["one-line?"] = false, ["prefer-colon?"] = false, ["utf8?"] = true, depth = 128}
      local overrides = {appearances = count_table_appearances(t, {}), level = 0, seen = {len = 0}}
      for k, v in pairs((options or {})) do
        defaults[k] = v
      end
      for k, v in pairs(overrides) do
        defaults[k] = v
      end
      return defaults
    end
    local function _2_(x, options, indent, colon_3f)
      local indent0 = (indent or 0)
      local options0 = (options or make_options(x))
      local x0 = nil
      if options0.preprocess then
        x0 = options0.preprocess(x, options0)
      else
        x0 = x
      end
      local tv = type(x0)
      local function _5_()
        local _4_0 = getmetatable(x0)
        if _4_0 then
          return _4_0.__fennelview
        else
          return _4_0
        end
      end
      if ((tv == "table") or ((tv == "userdata") and _5_())) then
        return pp_table(x0, options0, indent0)
      elseif (tv == "number") then
        return number__3estring(x0)
      else
        local function _6_()
          if (colon_3f ~= nil) then
            return colon_3f
          elseif ("function" == type(options0["prefer-colon?"])) then
            return options0["prefer-colon?"](x0)
          else
            return options0["prefer-colon?"]
          end
        end
        if ((tv == "string") and colon_string_3f(x0) and _6_()) then
          return (":" .. x0)
        elseif (tv == "string") then
          return pp_string(x0, options0, indent0)
        elseif ((tv == "boolean") or (tv == "nil")) then
          return tostring(x0)
        else
          return ("#<" .. tostring(x0) .. ">")
        end
      end
    end
    pp = _2_
    local function view(x, options)
      return pp(x, make_options(x, options), 0)
    end
    return view
  end
  package.preload["fennel.specials"] = package.preload["fennel.specials"] or function(...)
    local utils = require("fennel.utils")
    local view = require("fennel.view")
    local parser = require("fennel.parser")
    local compiler = require("fennel.compiler")
    local unpack = (table.unpack or _G.unpack)
    local SPECIALS = compiler.scopes.global.specials
    local function wrap_env(env)
      local function _0_(_, key)
        if (type(key) == "string") then
          return env[compiler["global-unmangling"](key)]
        else
          return env[key]
        end
      end
      local function _1_(_, key, value)
        if (type(key) == "string") then
          env[compiler["global-unmangling"](key)] = value
          return nil
        else
          env[key] = value
          return nil
        end
      end
      local function _2_()
        local function putenv(k, v)
          local _3_
          if (type(k) == "string") then
            _3_ = compiler["global-unmangling"](k)
          else
            _3_ = k
          end
          return _3_, v
        end
        return next, utils.kvmap(env, putenv), nil
      end
      return setmetatable({}, {__index = _0_, __newindex = _1_, __pairs = _2_})
    end
    local function current_global_names(env)
      local mt = nil
      do
        local _0_0 = getmetatable(env)
        if ((type(_0_0) == "table") and (nil ~= _0_0.__pairs)) then
          local __pairs = _0_0.__pairs
          local tbl_0_ = {}
          for k, v in __pairs(env) do
            local _1_0, _2_0 = k, v
            if ((nil ~= _1_0) and (nil ~= _2_0)) then
              local k_0_ = _1_0
              local v_0_ = _2_0
              tbl_0_[k_0_] = v_0_
            end
          end
          mt = tbl_0_
        elseif (_0_0 == nil) then
          mt = (env or _G)
        else
        mt = nil
        end
      end
      return (mt and utils.kvmap(mt, compiler["global-unmangling"]))
    end
    local function load_code(code, environment, filename)
      local environment0 = (environment or rawget(_G, "_ENV") or _G)
      if (rawget(_G, "setfenv") and rawget(_G, "loadstring")) then
        local f = assert(_G.loadstring(code, filename))
        _G.setfenv(f, environment0)
        return f
      else
        return assert(load(code, filename, "t", environment0))
      end
    end
    local function doc_2a(tgt, name)
      if not tgt then
        return (name .. " not found")
      else
        local docstring = (((compiler.metadata):get(tgt, "fnl/docstring") or "#<undocumented>")):gsub("\n$", ""):gsub("\n", "\n  ")
        local mt = getmetatable(tgt)
        if ((type(tgt) == "function") or ((type(mt) == "table") and (type(mt.__call) == "function"))) then
          local arglist = table.concat(((compiler.metadata):get(tgt, "fnl/arglist") or {"#<unknown-arguments>"}), " ")
          local _0_
          if (#arglist > 0) then
            _0_ = " "
          else
            _0_ = ""
          end
          return string.format("(%s%s%s)\n  %s", name, _0_, arglist, docstring)
        else
          return string.format("%s\n  %s", name, docstring)
        end
      end
    end
    local function doc_special(name, arglist, docstring, body_form_3f)
      compiler.metadata[SPECIALS[name]] = {["fnl/arglist"] = arglist, ["fnl/body-form?"] = body_form_3f, ["fnl/docstring"] = docstring}
      return nil
    end
    local function compile_do(ast, scope, parent, start)
      local start0 = (start or 2)
      local len = #ast
      local sub_scope = compiler["make-scope"](scope)
      for i = start0, len do
        compiler.compile1(ast[i], sub_scope, parent, {nval = 0})
      end
      return nil
    end
    SPECIALS["do"] = function(ast, scope, parent, opts, start, chunk, sub_scope, pre_syms)
      local start0 = (start or 2)
      local sub_scope0 = (sub_scope or compiler["make-scope"](scope))
      local chunk0 = (chunk or {})
      local len = #ast
      local retexprs = {returned = true}
      local function compile_body(outer_target, outer_tail, outer_retexprs)
        if (len < start0) then
          compiler.compile1(nil, sub_scope0, chunk0, {tail = outer_tail, target = outer_target})
        else
          for i = start0, len do
            local subopts = {nval = (((i ~= len) and 0) or opts.nval), tail = (((i == len) and outer_tail) or nil), target = (((i == len) and outer_target) or nil)}
            local _ = utils["propagate-options"](opts, subopts)
            local subexprs = compiler.compile1(ast[i], sub_scope0, chunk0, subopts)
            if (i ~= len) then
              compiler["keep-side-effects"](subexprs, parent, nil, ast[i])
            end
          end
        end
        compiler.emit(parent, chunk0, ast)
        compiler.emit(parent, "end", ast)
        return (outer_retexprs or retexprs)
      end
      if (opts.target or (opts.nval == 0) or opts.tail) then
        compiler.emit(parent, "do", ast)
        return compile_body(opts.target, opts.tail)
      elseif opts.nval then
        local syms = {}
        for i = 1, opts.nval do
          local s = ((pre_syms and pre_syms[i]) or compiler.gensym(scope))
          syms[i] = s
          retexprs[i] = utils.expr(s, "sym")
        end
        local outer_target = table.concat(syms, ", ")
        compiler.emit(parent, string.format("local %s", outer_target), ast)
        compiler.emit(parent, "do", ast)
        return compile_body(outer_target, opts.tail)
      else
        local fname = compiler.gensym(scope)
        local fargs = nil
        if scope.vararg then
          fargs = "..."
        else
          fargs = ""
        end
        compiler.emit(parent, string.format("local function %s(%s)", fname, fargs), ast)
        utils.hook("do", ast, sub_scope0)
        return compile_body(nil, true, utils.expr((fname .. "(" .. fargs .. ")"), "statement"))
      end
    end
    doc_special("do", {"..."}, "Evaluate multiple forms; return last value.", true)
    SPECIALS.values = function(ast, scope, parent)
      local len = #ast
      local exprs = {}
      for i = 2, len do
        local subexprs = compiler.compile1(ast[i], scope, parent, {nval = ((i ~= len) and 1)})
        table.insert(exprs, subexprs[1])
        if (i == len) then
          for j = 2, #subexprs do
            table.insert(exprs, subexprs[j])
          end
        end
      end
      return exprs
    end
    doc_special("values", {"..."}, "Return multiple values from a function. Must be in tail position.")
    local function deep_tostring(x, key_3f)
      local elems = {}
      if utils["sequence?"](x) then
        local _0_
        do
          local tbl_0_ = {}
          for _, v in ipairs(x) do
            tbl_0_[(#tbl_0_ + 1)] = deep_tostring(v)
          end
          _0_ = tbl_0_
        end
        return ("[" .. table.concat(_0_, " ") .. "]")
      elseif utils["table?"](x) then
        local _0_
        do
          local tbl_0_ = {}
          for k, v in pairs(x) do
            tbl_0_[(#tbl_0_ + 1)] = (deep_tostring(k, true) .. " " .. deep_tostring(v))
          end
          _0_ = tbl_0_
        end
        return ("{" .. table.concat(_0_, " ") .. "}")
      elseif (key_3f and (type(x) == "string") and x:find("^[-%w?\\^_!$%&*+./@:|<=>]+$")) then
        return (":" .. x)
      elseif (type(x) == "string") then
        return string.format("%q", x):gsub("\\\"", "\\\\\""):gsub("\"", "\\\"")
      else
        return tostring(x)
      end
    end
    local function set_fn_metadata(arg_list, docstring, parent, fn_name)
      if utils.root.options.useMetadata then
        local args = nil
        local function _0_(_241)
          return ("\"%s\""):format(deep_tostring(_241))
        end
        args = utils.map(arg_list, _0_)
        local meta_fields = {"\"fnl/arglist\"", ("{" .. table.concat(args, ", ") .. "}")}
        if docstring then
          table.insert(meta_fields, "\"fnl/docstring\"")
          table.insert(meta_fields, ("\"" .. docstring:gsub("%s+$", ""):gsub("\\", "\\\\"):gsub("\n", "\\n"):gsub("\"", "\\\"") .. "\""))
        end
        local meta_str = ("require(\"%s\").metadata"):format((utils.root.options.moduleName or "fennel"))
        return compiler.emit(parent, ("pcall(function() %s:setall(%s, %s) end)"):format(meta_str, fn_name, table.concat(meta_fields, ", ")))
      end
    end
    local function get_fn_name(ast, scope, fn_name, multi)
      if (fn_name and (fn_name[1] ~= "nil")) then
        local _0_
        if not multi then
          _0_ = compiler["declare-local"](fn_name, {}, scope, ast)
        else
          _0_ = compiler["symbol-to-expression"](fn_name, scope)[1]
        end
        return _0_, not multi, 3
      else
        return nil, true, 2
      end
    end
    local function compile_named_fn(ast, f_scope, f_chunk, parent, index, fn_name, local_3f, arg_name_list, arg_list, docstring)
      for i = (index + 1), #ast do
        compiler.compile1(ast[i], f_scope, f_chunk, {nval = (((i ~= #ast) and 0) or nil), tail = (i == #ast)})
      end
      local _0_
      if local_3f then
        _0_ = "local function %s(%s)"
      else
        _0_ = "%s = function(%s)"
      end
      compiler.emit(parent, string.format(_0_, fn_name, table.concat(arg_name_list, ", ")), ast)
      compiler.emit(parent, f_chunk, ast)
      compiler.emit(parent, "end", ast)
      set_fn_metadata(arg_list, docstring, parent, fn_name)
      utils.hook("fn", ast, f_scope)
      return utils.expr(fn_name, "sym")
    end
    local function compile_anonymous_fn(ast, f_scope, f_chunk, parent, index, arg_name_list, arg_list, docstring, scope)
      local fn_name = compiler.gensym(scope)
      return compile_named_fn(ast, f_scope, f_chunk, parent, index, fn_name, true, arg_name_list, arg_list, docstring)
    end
    SPECIALS.fn = function(ast, scope, parent)
      local f_scope = nil
      do
        local _0_0 = compiler["make-scope"](scope)
        _0_0["vararg"] = false
        f_scope = _0_0
      end
      local f_chunk = {}
      local fn_sym = utils["sym?"](ast[2])
      local multi = (fn_sym and utils["multi-sym?"](fn_sym[1]))
      local fn_name, local_3f, index = get_fn_name(ast, scope, fn_sym, multi)
      local arg_list = compiler.assert(utils["table?"](ast[index]), "expected parameters table", ast)
      compiler.assert((not multi or not multi["multi-sym-method-call"]), ("unexpected multi symbol " .. tostring(fn_name)), fn_sym)
      local function get_arg_name(arg)
        if utils["varg?"](arg) then
          compiler.assert((arg == arg_list[#arg_list]), "expected vararg as last parameter", ast)
          f_scope.vararg = true
          return "..."
        elseif (utils["sym?"](arg) and (utils.deref(arg) ~= "nil") and not utils["multi-sym?"](utils.deref(arg))) then
          return compiler["declare-local"](arg, {}, f_scope, ast)
        elseif utils["table?"](arg) then
          local raw = utils.sym(compiler.gensym(scope))
          local declared = compiler["declare-local"](raw, {}, f_scope, ast)
          compiler.destructure(arg, raw, ast, f_scope, f_chunk, {declaration = true, nomulti = true, symtype = "arg"})
          return declared
        else
          return compiler.assert(false, ("expected symbol for function parameter: %s"):format(tostring(arg)), ast[2])
        end
      end
      local arg_name_list = utils.map(arg_list, get_arg_name)
      local index0, docstring = nil, nil
      if ((type(ast[(index + 1)]) == "string") and ((index + 1) < #ast)) then
        index0, docstring = (index + 1), ast[(index + 1)]
      else
        index0, docstring = index, nil
      end
      if fn_name then
        return compile_named_fn(ast, f_scope, f_chunk, parent, index0, fn_name, local_3f, arg_name_list, arg_list, docstring)
      else
        return compile_anonymous_fn(ast, f_scope, f_chunk, parent, index0, arg_name_list, arg_list, docstring, scope)
      end
    end
    doc_special("fn", {"name?", "args", "docstring?", "..."}, "Function syntax. May optionally include a name and docstring.\nIf a name is provided, the function will be bound in the current scope.\nWhen called with the wrong number of args, excess args will be discarded\nand lacking args will be nil, use lambda for arity-checked functions.", true)
    SPECIALS.lua = function(ast, _, parent)
      compiler.assert(((#ast == 2) or (#ast == 3)), "expected 1 or 2 arguments", ast)
      local _1_
      do
        local _0_0 = utils["sym?"](ast[2])
        if _0_0 then
          _1_ = utils.deref(_0_0)
        else
          _1_ = _0_0
        end
      end
      if ("nil" ~= _1_) then
        table.insert(parent, {ast = ast, leaf = tostring(ast[2])})
      end
      local _2_
      do
        local _1_0 = utils["sym?"](ast[3])
        if _1_0 then
          _2_ = utils.deref(_1_0)
        else
          _2_ = _1_0
        end
      end
      if ("nil" ~= _2_) then
        return tostring(ast[3])
      end
    end
    SPECIALS.doc = function(ast, scope, parent)
      assert(utils.root.options.useMetadata, "can't look up doc with metadata disabled.")
      compiler.assert((#ast == 2), "expected one argument", ast)
      local target = utils.deref(ast[2])
      local special_or_macro = (scope.specials[target] or scope.macros[target])
      if special_or_macro then
        return ("print(%q)"):format(doc_2a(special_or_macro, target))
      else
        local _0_ = compiler.compile1(ast[2], scope, parent, {nval = 1})
        local value = _0_[1]
        return ("print(require('%s').doc(%s, '%s'))"):format((utils.root.options.moduleName or "fennel"), tostring(value), tostring(ast[2]))
      end
    end
    doc_special("doc", {"x"}, "Print the docstring and arglist for a function, macro, or special form.")
    local function dot(ast, scope, parent)
      compiler.assert((1 < #ast), "expected table argument", ast)
      local len = #ast
      local _0_ = compiler.compile1(ast[2], scope, parent, {nval = 1})
      local lhs = _0_[1]
      if (len == 2) then
        return tostring(lhs)
      else
        local indices = {}
        for i = 3, len do
          local index = ast[i]
          if ((type(index) == "string") and utils["valid-lua-identifier?"](index)) then
            table.insert(indices, ("." .. index))
          else
            local _1_ = compiler.compile1(index, scope, parent, {nval = 1})
            local index0 = _1_[1]
            table.insert(indices, ("[" .. tostring(index0) .. "]"))
          end
        end
        if (tostring(lhs):find("[{\"0-9]") or ("nil" == tostring(lhs))) then
          return ("(" .. tostring(lhs) .. ")" .. table.concat(indices))
        else
          return (tostring(lhs) .. table.concat(indices))
        end
      end
    end
    SPECIALS["."] = dot
    doc_special(".", {"tbl", "key1", "..."}, "Look up key1 in tbl table. If more args are provided, do a nested lookup.")
    SPECIALS.global = function(ast, scope, parent)
      compiler.assert((#ast == 3), "expected name and value", ast)
      compiler.destructure(ast[2], ast[3], ast, scope, parent, {forceglobal = true, nomulti = true, symtype = "global"})
      return nil
    end
    doc_special("global", {"name", "val"}, "Set name as a global with val.")
    SPECIALS.set = function(ast, scope, parent)
      compiler.assert((#ast == 3), "expected name and value", ast)
      compiler.destructure(ast[2], ast[3], ast, scope, parent, {noundef = true, symtype = "set"})
      return nil
    end
    doc_special("set", {"name", "val"}, "Set a local variable to a new value. Only works on locals using var.")
    local function set_forcibly_21_2a(ast, scope, parent)
      compiler.assert((#ast == 3), "expected name and value", ast)
      compiler.destructure(ast[2], ast[3], ast, scope, parent, {forceset = true, symtype = "set"})
      return nil
    end
    SPECIALS["set-forcibly!"] = set_forcibly_21_2a
    local function local_2a(ast, scope, parent)
      compiler.assert((#ast == 3), "expected name and value", ast)
      compiler.destructure(ast[2], ast[3], ast, scope, parent, {declaration = true, nomulti = true, symtype = "local"})
      return nil
    end
    SPECIALS["local"] = local_2a
    doc_special("local", {"name", "val"}, "Introduce new top-level immutable local.")
    SPECIALS.var = function(ast, scope, parent)
      compiler.assert((#ast == 3), "expected name and value", ast)
      compiler.destructure(ast[2], ast[3], ast, scope, parent, {declaration = true, isvar = true, nomulti = true, symtype = "var"})
      return nil
    end
    doc_special("var", {"name", "val"}, "Introduce new mutable local.")
    SPECIALS.let = function(ast, scope, parent, opts)
      local bindings = ast[2]
      local pre_syms = {}
      compiler.assert((utils["list?"](bindings) or utils["table?"](bindings)), "expected binding table", ast)
      compiler.assert(((#bindings % 2) == 0), "expected even number of name/value bindings", ast[2])
      compiler.assert((#ast >= 3), "expected body expression", ast[1])
      for _ = 1, (opts.nval or 0) do
        table.insert(pre_syms, compiler.gensym(scope))
      end
      local sub_scope = compiler["make-scope"](scope)
      local sub_chunk = {}
      for i = 1, #bindings, 2 do
        compiler.destructure(bindings[i], bindings[(i + 1)], ast, sub_scope, sub_chunk, {declaration = true, nomulti = true, symtype = "let"})
      end
      return SPECIALS["do"](ast, scope, parent, opts, 3, sub_chunk, sub_scope, pre_syms)
    end
    doc_special("let", {"[name1 val1 ... nameN valN]", "..."}, "Introduces a new scope in which a given set of local bindings are used.", true)
    local function get_prev_line(parent)
      if ("table" == type(parent)) then
        return get_prev_line((parent.leaf or parent[#parent]))
      else
        return (parent or "")
      end
    end
    local function disambiguate_3f(rootstr, parent)
      local function _1_()
        local _0_0 = get_prev_line(parent)
        if (nil ~= _0_0) then
          local prev_line = _0_0
          return prev_line:match("%)$")
        end
      end
      return (rootstr:match("^{") or _1_())
    end
    SPECIALS.tset = function(ast, scope, parent)
      compiler.assert((#ast > 3), "expected table, key, and value arguments", ast)
      local root = compiler.compile1(ast[2], scope, parent, {nval = 1})[1]
      local keys = {}
      for i = 3, (#ast - 1) do
        local _0_ = compiler.compile1(ast[i], scope, parent, {nval = 1})
        local key = _0_[1]
        table.insert(keys, tostring(key))
      end
      local value = compiler.compile1(ast[#ast], scope, parent, {nval = 1})[1]
      local rootstr = tostring(root)
      local fmtstr = nil
      if disambiguate_3f(rootstr, parent) then
        fmtstr = "do end (%s)[%s] = %s"
      else
        fmtstr = "%s[%s] = %s"
      end
      return compiler.emit(parent, fmtstr:format(rootstr, table.concat(keys, "]["), tostring(value)), ast)
    end
    doc_special("tset", {"tbl", "key1", "...", "keyN", "val"}, "Set the value of a table field. Can take additional keys to set\nnested values, but all parents must contain an existing table.")
    local function calculate_target(scope, opts)
      if not (opts.tail or opts.target or opts.nval) then
        return "iife", true, nil
      elseif (opts.nval and (opts.nval ~= 0) and not opts.target) then
        local accum = {}
        local target_exprs = {}
        for i = 1, opts.nval do
          local s = compiler.gensym(scope)
          accum[i] = s
          target_exprs[i] = utils.expr(s, "sym")
        end
        return "target", opts.tail, table.concat(accum, ", "), target_exprs
      else
        return "none", opts.tail, opts.target
      end
    end
    local function if_2a(ast, scope, parent, opts)
      local do_scope = compiler["make-scope"](scope)
      local branches = {}
      local wrapper, inner_tail, inner_target, target_exprs = calculate_target(scope, opts)
      local body_opts = {nval = opts.nval, tail = inner_tail, target = inner_target}
      local function compile_body(i)
        local chunk = {}
        local cscope = compiler["make-scope"](do_scope)
        compiler["keep-side-effects"](compiler.compile1(ast[i], cscope, chunk, body_opts), chunk, nil, ast[i])
        return {chunk = chunk, scope = cscope}
      end
      for i = 2, (#ast - 1), 2 do
        local condchunk = {}
        local res = compiler.compile1(ast[i], do_scope, condchunk, {nval = 1})
        local cond = res[1]
        local branch = compile_body((i + 1))
        branch.cond = cond
        branch.condchunk = condchunk
        branch.nested = ((i ~= 2) and (next(condchunk, nil) == nil))
        table.insert(branches, branch)
      end
      local has_else_3f = ((#ast > 3) and ((#ast % 2) == 0))
      local else_branch = (has_else_3f and compile_body(#ast))
      local s = compiler.gensym(scope)
      local buffer = {}
      local last_buffer = buffer
      for i = 1, #branches do
        local branch = branches[i]
        local fstr = nil
        if not branch.nested then
          fstr = "if %s then"
        else
          fstr = "elseif %s then"
        end
        local cond = tostring(branch.cond)
        local cond_line = nil
        if ((cond == "true") and branch.nested and (i == #branches) and not has_else_3f) then
          cond_line = "else"
        else
          cond_line = fstr:format(cond)
        end
        if branch.nested then
          compiler.emit(last_buffer, branch.condchunk, ast)
        else
          for _, v in ipairs(branch.condchunk) do
            compiler.emit(last_buffer, v, ast)
          end
        end
        compiler.emit(last_buffer, cond_line, ast)
        compiler.emit(last_buffer, branch.chunk, ast)
        if (i == #branches) then
          if has_else_3f then
            compiler.emit(last_buffer, "else", ast)
            compiler.emit(last_buffer, else_branch.chunk, ast)
          elseif (inner_target and (cond_line ~= "else")) then
            compiler.emit(last_buffer, "else", ast)
            compiler.emit(last_buffer, ("%s = nil"):format(inner_target), ast)
          end
          compiler.emit(last_buffer, "end", ast)
        elseif not branches[(i + 1)].nested then
          local next_buffer = {}
          compiler.emit(last_buffer, "else", ast)
          compiler.emit(last_buffer, next_buffer, ast)
          compiler.emit(last_buffer, "end", ast)
          last_buffer = next_buffer
        end
      end
      if (wrapper == "iife") then
        local iifeargs = ((scope.vararg and "...") or "")
        compiler.emit(parent, ("local function %s(%s)"):format(tostring(s), iifeargs), ast)
        compiler.emit(parent, buffer, ast)
        compiler.emit(parent, "end", ast)
        return utils.expr(("%s(%s)"):format(tostring(s), iifeargs), "statement")
      elseif (wrapper == "none") then
        for i = 1, #buffer do
          compiler.emit(parent, buffer[i], ast)
        end
        return {returned = true}
      else
        compiler.emit(parent, ("local %s"):format(inner_target), ast)
        for i = 1, #buffer do
          compiler.emit(parent, buffer[i], ast)
        end
        return target_exprs
      end
    end
    SPECIALS["if"] = if_2a
    doc_special("if", {"cond1", "body1", "...", "condN", "bodyN"}, "Conditional form.\nTakes any number of condition/body pairs and evaluates the first body where\nthe condition evaluates to truthy. Similar to cond in other lisps.")
    local function remove_until_condition(bindings)
      if ("until" == bindings[(#bindings - 1)]) then
        table.remove(bindings, (#bindings - 1))
        return table.remove(bindings)
      end
    end
    local function compile_until(condition, scope, chunk)
      if condition then
        local _0_ = compiler.compile1(condition, scope, chunk, {nval = 1})
        local condition_lua = _0_[1]
        return compiler.emit(chunk, ("if %s then break end"):format(tostring(condition_lua)), utils.expr(condition, "expression"))
      end
    end
    SPECIALS.each = function(ast, scope, parent)
      compiler.assert((#ast >= 3), "expected body expression", ast[1])
      local binding = compiler.assert(utils["table?"](ast[2]), "expected binding table", ast)
      local _ = compiler.assert((2 <= #binding), "expected binding and iterator", binding)
      local until_condition = remove_until_condition(binding)
      local iter = table.remove(binding, #binding)
      local destructures = {}
      local new_manglings = {}
      local sub_scope = compiler["make-scope"](scope)
      local function destructure_binding(v)
        compiler.assert(("string" ~= type(v)), ("unexpected iterator clause " .. tostring(v)), binding)
        if utils["sym?"](v) then
          return compiler["declare-local"](v, {}, sub_scope, ast, new_manglings)
        else
          local raw = utils.sym(compiler.gensym(sub_scope))
          destructures[raw] = v
          return compiler["declare-local"](raw, {}, sub_scope, ast)
        end
      end
      local bind_vars = utils.map(binding, destructure_binding)
      local vals = compiler.compile1(iter, sub_scope, parent)
      local val_names = utils.map(vals, tostring)
      local chunk = {}
      compiler.emit(parent, ("for %s in %s do"):format(table.concat(bind_vars, ", "), table.concat(val_names, ", ")), ast)
      for raw, args in utils.stablepairs(destructures) do
        compiler.destructure(args, raw, ast, sub_scope, chunk, {declaration = true, nomulti = true, symtype = "each"})
      end
      compiler["apply-manglings"](sub_scope, new_manglings, ast)
      compile_until(until_condition, sub_scope, chunk)
      compile_do(ast, sub_scope, chunk, 3)
      compiler.emit(parent, chunk, ast)
      return compiler.emit(parent, "end", ast)
    end
    doc_special("each", {"[key value (iterator)]", "..."}, "Runs the body once for each set of values provided by the given iterator.\nMost commonly used with ipairs for sequential tables or pairs for  undefined\norder, but can be used with any iterator.", true)
    local function while_2a(ast, scope, parent)
      local len1 = #parent
      local condition = compiler.compile1(ast[2], scope, parent, {nval = 1})[1]
      local len2 = #parent
      local sub_chunk = {}
      if (len1 ~= len2) then
        for i = (len1 + 1), len2 do
          table.insert(sub_chunk, parent[i])
          parent[i] = nil
        end
        compiler.emit(parent, "while true do", ast)
        compiler.emit(sub_chunk, ("if not %s then break end"):format(condition[1]), ast)
      else
        compiler.emit(parent, ("while " .. tostring(condition) .. " do"), ast)
      end
      compile_do(ast, compiler["make-scope"](scope), sub_chunk, 3)
      compiler.emit(parent, sub_chunk, ast)
      return compiler.emit(parent, "end", ast)
    end
    SPECIALS["while"] = while_2a
    doc_special("while", {"condition", "..."}, "The classic while loop. Evaluates body until a condition is non-truthy.", true)
    local function for_2a(ast, scope, parent)
      local ranges = compiler.assert(utils["table?"](ast[2]), "expected binding table", ast)
      local until_condition = remove_until_condition(ast[2])
      local binding_sym = table.remove(ast[2], 1)
      local sub_scope = compiler["make-scope"](scope)
      local range_args = {}
      local chunk = {}
      compiler.assert(utils["sym?"](binding_sym), ("unable to bind %s %s"):format(type(binding_sym), tostring(binding_sym)), ast[2])
      compiler.assert((#ast >= 3), "expected body expression", ast[1])
      compiler.assert((#ranges <= 3), "unexpected arguments", ranges[4])
      for i = 1, math.min(#ranges, 3) do
        range_args[i] = tostring(compiler.compile1(ranges[i], sub_scope, parent, {nval = 1})[1])
      end
      compiler.emit(parent, ("for %s = %s do"):format(compiler["declare-local"](binding_sym, {}, sub_scope, ast), table.concat(range_args, ", ")), ast)
      compile_until(until_condition, sub_scope, chunk)
      compile_do(ast, sub_scope, chunk, 3)
      compiler.emit(parent, chunk, ast)
      return compiler.emit(parent, "end", ast)
    end
    SPECIALS["for"] = for_2a
    doc_special("for", {"[index start stop step?]", "..."}, "Numeric loop construct.\nEvaluates body once for each value between start and stop (inclusive).", true)
    local function native_method_call(ast, _scope, _parent, target, args)
      local _0_ = ast
      local _ = _0_[1]
      local _0 = _0_[2]
      local method_string = _0_[3]
      local call_string = nil
      if ((target.type == "literal") or (target.type == "varg") or (target.type == "expression")) then
        call_string = "(%s):%s(%s)"
      else
        call_string = "%s:%s(%s)"
      end
      return utils.expr(string.format(call_string, tostring(target), method_string, table.concat(args, ", ")), "statement")
    end
    local function nonnative_method_call(ast, scope, parent, target, args)
      local method_string = tostring(compiler.compile1(ast[3], scope, parent, {nval = 1})[1])
      local args0 = {tostring(target), unpack(args)}
      return utils.expr(string.format("%s[%s](%s)", tostring(target), method_string, table.concat(args0, ", ")), "statement")
    end
    local function double_eval_protected_method_call(ast, scope, parent, target, args)
      local method_string = tostring(compiler.compile1(ast[3], scope, parent, {nval = 1})[1])
      local call = "(function(tgt, m, ...) return tgt[m](tgt, ...) end)(%s, %s)"
      table.insert(args, 1, method_string)
      return utils.expr(string.format(call, tostring(target), table.concat(args, ", ")), "statement")
    end
    local function method_call(ast, scope, parent)
      compiler.assert((2 < #ast), "expected at least 2 arguments", ast)
      local _0_ = compiler.compile1(ast[2], scope, parent, {nval = 1})
      local target = _0_[1]
      local args = {}
      for i = 4, #ast do
        local subexprs = nil
        local _1_
        if (i ~= #ast) then
          _1_ = 1
        else
        _1_ = nil
        end
        subexprs = compiler.compile1(ast[i], scope, parent, {nval = _1_})
        utils.map(subexprs, tostring, args)
      end
      if ((type(ast[3]) == "string") and utils["valid-lua-identifier?"](ast[3])) then
        return native_method_call(ast, scope, parent, target, args)
      elseif (target.type == "sym") then
        return nonnative_method_call(ast, scope, parent, target, args)
      else
        return double_eval_protected_method_call(ast, scope, parent, target, args)
      end
    end
    SPECIALS[":"] = method_call
    doc_special(":", {"tbl", "method-name", "..."}, "Call the named method on tbl with the provided args.\nMethod name doesn't have to be known at compile-time; if it is, use\n(tbl:method-name ...) instead.")
    SPECIALS.comment = function(ast, _, parent)
      local els = {}
      for i = 2, #ast do
        table.insert(els, view(ast[i], {["one-line?"] = true}))
      end
      return compiler.emit(parent, ("-- " .. table.concat(els, " ")), ast)
    end
    doc_special("comment", {"..."}, "Comment which will be emitted in Lua output.", true)
    local function hashfn_max_used(f_scope, i, max)
      local max0 = nil
      if f_scope.symmeta[("$" .. i)].used then
        max0 = i
      else
        max0 = max
      end
      if (i < 9) then
        return hashfn_max_used(f_scope, (i + 1), max0)
      else
        return max0
      end
    end
    SPECIALS.hashfn = function(ast, scope, parent)
      compiler.assert((#ast == 2), "expected one argument", ast)
      local f_scope = nil
      do
        local _0_0 = compiler["make-scope"](scope)
        _0_0["vararg"] = false
        _0_0["hashfn"] = true
        f_scope = _0_0
      end
      local f_chunk = {}
      local name = compiler.gensym(scope)
      local symbol = utils.sym(name)
      local args = {}
      compiler["declare-local"](symbol, {}, scope, ast)
      for i = 1, 9 do
        args[i] = compiler["declare-local"](utils.sym(("$" .. i)), {}, f_scope, ast)
      end
      local function walker(idx, node, parent_node)
        if (utils["sym?"](node) and (utils.deref(node) == "$...")) then
          parent_node[idx] = utils.varg()
          f_scope.vararg = true
          return nil
        else
          return (utils["list?"](node) or utils["table?"](node))
        end
      end
      utils["walk-tree"](ast[2], walker)
      compiler.compile1(ast[2], f_scope, f_chunk, {tail = true})
      local max_used = hashfn_max_used(f_scope, 1, 0)
      if f_scope.vararg then
        compiler.assert((max_used == 0), "$ and $... in hashfn are mutually exclusive", ast)
      end
      local arg_str = nil
      if f_scope.vararg then
        arg_str = utils.deref(utils.varg())
      else
        arg_str = table.concat(args, ", ", 1, max_used)
      end
      compiler.emit(parent, string.format("local function %s(%s)", name, arg_str), ast)
      compiler.emit(parent, f_chunk, ast)
      compiler.emit(parent, "end", ast)
      return utils.expr(name, "sym")
    end
    doc_special("hashfn", {"..."}, "Function literal shorthand; args are either $... OR $1, $2, etc.")
    local function arithmetic_special(name, zero_arity, unary_prefix, nval, ast, scope, parent)
      local _0_0 = #ast
      if (_0_0 == 1) then
        compiler.assert(zero_arity, "Expected more than 0 arguments", ast)
        return utils.expr(zero_arity, "literal")
      elseif (nil ~= _0_0) then
        local len = _0_0
        local operands = {}
        local padded_op = (" " .. name .. " ")
        for i = 2, len do
          local subexprs = compiler.compile1(ast[i], scope, parent, {nval = nval})
          utils.map(subexprs, tostring, operands)
        end
        if (#operands == 1) then
          if unary_prefix then
            return ("(" .. unary_prefix .. padded_op .. operands[1] .. ")")
          else
            return operands[1]
          end
        else
          return ("(" .. table.concat(operands, padded_op) .. ")")
        end
      end
    end
    local function define_arithmetic_special(name, zero_arity, unary_prefix, lua_name)
      local function _0_(...)
        return arithmetic_special((lua_name or name), zero_arity, unary_prefix, 1, ...)
      end
      SPECIALS[name] = _0_
      return doc_special(name, {"a", "b", "..."}, "Arithmetic operator; works the same as Lua but accepts more arguments.")
    end
    define_arithmetic_special("+", "0")
    define_arithmetic_special("..", "''")
    define_arithmetic_special("^")
    define_arithmetic_special("-", nil, "")
    define_arithmetic_special("*", "1")
    define_arithmetic_special("%")
    define_arithmetic_special("/", nil, "1")
    define_arithmetic_special("//", nil, "1")
    SPECIALS["or"] = function(ast, scope, parent)
      return arithmetic_special("or", "false", nil, nil, ast, scope, parent)
    end
    SPECIALS["and"] = function(ast, scope, parent)
      return arithmetic_special("and", "true", nil, nil, ast, scope, parent)
    end
    doc_special("and", {"a", "b", "..."}, "Boolean operator; works the same as Lua but accepts more arguments.")
    doc_special("or", {"a", "b", "..."}, "Boolean operator; works the same as Lua but accepts more arguments.")
    local function bitop_special(native_name, lib_name, zero_arity, unary_prefix, ast, scope, parent)
      if (#ast == 1) then
        return compiler.assert(zero_arity, "Expected more than 0 arguments.", ast)
      else
        local len = #ast
        local operands = {}
        local padded_native_name = (" " .. native_name .. " ")
        local prefixed_lib_name = ("bit." .. lib_name)
        for i = 2, len do
          local subexprs = nil
          local _0_
          if (i ~= len) then
            _0_ = 1
          else
          _0_ = nil
          end
          subexprs = compiler.compile1(ast[i], scope, parent, {nval = _0_})
          utils.map(subexprs, tostring, operands)
        end
        if (#operands == 1) then
          if utils.root.options.useBitLib then
            return (prefixed_lib_name .. "(" .. unary_prefix .. ", " .. operands[1] .. ")")
          else
            return ("(" .. unary_prefix .. padded_native_name .. operands[1] .. ")")
          end
        else
          if utils.root.options.useBitLib then
            return (prefixed_lib_name .. "(" .. table.concat(operands, ", ") .. ")")
          else
            return ("(" .. table.concat(operands, padded_native_name) .. ")")
          end
        end
      end
    end
    local function define_bitop_special(name, zero_arity, unary_prefix, native)
      local function _0_(...)
        return bitop_special(native, name, zero_arity, unary_prefix, ...)
      end
      SPECIALS[name] = _0_
      return nil
    end
    define_bitop_special("lshift", nil, "1", "<<")
    define_bitop_special("rshift", nil, "1", ">>")
    define_bitop_special("band", "0", "0", "&")
    define_bitop_special("bor", "0", "0", "|")
    define_bitop_special("bxor", "0", "0", "~")
    doc_special("lshift", {"x", "n"}, "Bitwise logical left shift of x by n bits.\nOnly works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    doc_special("rshift", {"x", "n"}, "Bitwise logical right shift of x by n bits.\nOnly works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    doc_special("band", {"x1", "x2", "..."}, "Bitwise AND of any number of arguments.\nOnly works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    doc_special("bor", {"x1", "x2", "..."}, "Bitwise OR of any number of arguments.\nOnly works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    doc_special("bxor", {"x1", "x2", "..."}, "Bitwise XOR of any number of arguments.\nOnly works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    doc_special("..", {"a", "b", "..."}, "String concatenation operator; works the same as Lua but accepts more arguments.")
    local function native_comparator(op, _0_0, scope, parent)
      local _1_ = _0_0
      local _ = _1_[1]
      local lhs_ast = _1_[2]
      local rhs_ast = _1_[3]
      local _2_ = compiler.compile1(lhs_ast, scope, parent, {nval = 1})
      local lhs = _2_[1]
      local _3_ = compiler.compile1(rhs_ast, scope, parent, {nval = 1})
      local rhs = _3_[1]
      return string.format("(%s %s %s)", tostring(lhs), op, tostring(rhs))
    end
    local function double_eval_protected_comparator(op, chain_op, ast, scope, parent)
      local arglist = {}
      local comparisons = {}
      local vals = {}
      local chain = string.format(" %s ", (chain_op or "and"))
      for i = 2, #ast do
        table.insert(arglist, tostring(compiler.gensym(scope)))
        table.insert(vals, tostring(compiler.compile1(ast[i], scope, parent, {nval = 1})[1]))
      end
      for i = 1, (#arglist - 1) do
        table.insert(comparisons, string.format("(%s %s %s)", arglist[i], op, arglist[(i + 1)]))
      end
      return string.format("(function(%s) return %s end)(%s)", table.concat(arglist, ","), table.concat(comparisons, chain), table.concat(vals, ","))
    end
    local function define_comparator_special(name, lua_op, chain_op)
      do
        local op = (lua_op or name)
        local function opfn(ast, scope, parent)
          compiler.assert((2 < #ast), "expected at least two arguments", ast)
          if (3 == #ast) then
            return native_comparator(op, ast, scope, parent)
          else
            return double_eval_protected_comparator(op, chain_op, ast, scope, parent)
          end
        end
        SPECIALS[name] = opfn
      end
      return doc_special(name, {"a", "b", "..."}, "Comparison operator; works the same as Lua but accepts more arguments.")
    end
    define_comparator_special(">")
    define_comparator_special("<")
    define_comparator_special(">=")
    define_comparator_special("<=")
    define_comparator_special("=", "==")
    define_comparator_special("not=", "~=", "or")
    local function define_unary_special(op, realop)
      local function opfn(ast, scope, parent)
        compiler.assert((#ast == 2), "expected one argument", ast)
        local tail = compiler.compile1(ast[2], scope, parent, {nval = 1})
        return ((realop or op) .. tostring(tail[1]))
      end
      SPECIALS[op] = opfn
      return nil
    end
    define_unary_special("not", "not ")
    doc_special("not", {"x"}, "Logical operator; works the same as Lua.")
    define_unary_special("bnot", "~")
    doc_special("bnot", {"x"}, "Bitwise negation; only works in Lua 5.3+ or LuaJIT with the --use-bit-lib flag.")
    define_unary_special("length", "#")
    doc_special("length", {"x"}, "Returns the length of a table or string.")
    SPECIALS["~="] = SPECIALS["not="]
    SPECIALS["#"] = SPECIALS.length
    SPECIALS.quote = function(ast, scope, parent)
      compiler.assert((#ast == 2), "expected one argument")
      local runtime, this_scope = true, scope
      while this_scope do
        this_scope = this_scope.parent
        if (this_scope == compiler.scopes.compiler) then
          runtime = false
        end
      end
      return compiler["do-quote"](ast[2], scope, parent, runtime)
    end
    doc_special("quote", {"x"}, "Quasiquote the following form. Only works in macro/compiler scope.")
    local macro_loaded = {}
    local already_warned_3f = {_G = true}
    local compile_env_warning = table.concat({"WARNING: Attempting to %s %s in compile scope.", "In future versions of Fennel this will not be allowed without the", "--no-compiler-sandbox flag or passing a :compilerEnv globals table", "in the options.\n"}, "\n")
    local function compiler_env_warn(_, key)
      local v = _G[key]
      if (v and io and io.stderr and not already_warned_3f[key]) then
        already_warned_3f[key] = true
        do end (io.stderr):write(compile_env_warning:format("use global", key))
      end
      return v
    end
    local function safe_getmetatable(tbl)
      local mt = getmetatable(tbl)
      assert((mt ~= getmetatable("")), "Illegal metatable access!")
      return mt
    end
    local safe_require = nil
    local function safe_compiler_env(strict_3f)
      local _1_
      if strict_3f then
        _1_ = nil
      else
        _1_ = compiler_env_warn
      end
      return setmetatable({assert = assert, bit = rawget(_G, "bit"), error = error, getmetatable = safe_getmetatable, ipairs = ipairs, math = utils.copy(math), next = next, pairs = pairs, pcall = pcall, print = print, rawequal = rawequal, rawget = rawget, rawlen = rawget(_G, "rawlen"), rawset = rawset, require = safe_require, select = select, setmetatable = setmetatable, string = utils.copy(string), table = utils.copy(table), tonumber = tonumber, tostring = tostring, type = type, xpcall = xpcall}, {__index = _1_})
    end
    local function combined_mt_pairs(env)
      local combined = {}
      local _1_ = getmetatable(env)
      local __index = _1_["__index"]
      if ("table" == type(__index)) then
        for k, v in pairs(__index) do
          combined[k] = v
        end
      end
      for k, v in next, env, nil do
        combined[k] = v
      end
      return next, combined, nil
    end
    local function make_compiler_env(ast, scope, parent, strict_3f)
      local provided = nil
      do
        local _1_0 = utils.root.options
        if ((type(_1_0) == "table") and (_1_0["compiler-env"] == "strict")) then
          provided = safe_compiler_env(true)
        elseif ((type(_1_0) == "table") and (nil ~= _1_0.compilerEnv)) then
          local compilerEnv = _1_0.compilerEnv
          provided = compilerEnv
        elseif ((type(_1_0) == "table") and (nil ~= _1_0["compiler-env"])) then
          local compiler_env = _1_0["compiler-env"]
          provided = compiler_env
        else
          local _ = _1_0
          provided = safe_compiler_env(strict_3f)
        end
      end
      local env = nil
      local function _2_()
        return compiler.scopes.macro
      end
      local function _3_(symbol)
        compiler.assert(compiler.scopes.macro, "must call from macro", ast)
        return compiler.scopes.macro.manglings[tostring(symbol)]
      end
      local function _4_(base)
        return utils.sym(compiler.gensym((compiler.scopes.macro or scope), base))
      end
      local function _5_(form)
        compiler.assert(compiler.scopes.macro, "must call from macro", ast)
        return compiler.macroexpand(form, compiler.scopes.macro)
      end
      env = {["assert-compile"] = compiler.assert, ["get-scope"] = _2_, ["in-scope?"] = _3_, ["list?"] = utils["list?"], ["macro-loaded"] = macro_loaded, ["multi-sym?"] = utils["multi-sym?"], ["sequence?"] = utils["sequence?"], ["sym?"] = utils["sym?"], ["table?"] = utils["table?"], ["varg?"] = utils["varg?"], _AST = ast, _CHUNK = parent, _IS_COMPILER = true, _SCOPE = scope, _SPECIALS = compiler.scopes.global.specials, _VARARG = utils.varg(), gensym = _4_, list = utils.list, macroexpand = _5_, sequence = utils.sequence, sym = utils.sym, unpack = unpack, view = view}
      env._G = env
      return setmetatable(env, {__index = provided, __newindex = provided, __pairs = combined_mt_pairs})
    end
    local cfg = string.gmatch(package.config, "([^\n]+)")
    local dirsep, pathsep, pathmark = (cfg() or "/"), (cfg() or ";"), (cfg() or "?")
    local pkg_config = {dirsep = dirsep, pathmark = pathmark, pathsep = pathsep}
    local function escapepat(str)
      return string.gsub(str, "[^%w]", "%%%1")
    end
    local function search_module(modulename, pathstring)
      local pathsepesc = escapepat(pkg_config.pathsep)
      local pattern = ("([^%s]*)%s"):format(pathsepesc, pathsepesc)
      local no_dot_module = modulename:gsub("%.", pkg_config.dirsep)
      local fullpath = ((pathstring or utils["fennel-module"].path) .. pkg_config.pathsep)
      local function try_path(path)
        local filename = path:gsub(escapepat(pkg_config.pathmark), no_dot_module)
        local filename2 = path:gsub(escapepat(pkg_config.pathmark), modulename)
        local _1_0 = (io.open(filename) or io.open(filename2))
        if (nil ~= _1_0) then
          local file = _1_0
          file:close()
          return filename
        end
      end
      local function find_in_path(start)
        local _1_0 = fullpath:match(pattern, start)
        if (nil ~= _1_0) then
          local path = _1_0
          return (try_path(path) or find_in_path((start + #path + 1)))
        end
      end
      return find_in_path(1)
    end
    local function make_searcher(options)
      local function _1_(module_name)
        local opts = utils.copy(utils.root.options)
        for k, v in pairs((options or {})) do
          opts[k] = v
        end
        opts["module-name"] = module_name
        local _2_0 = search_module(module_name)
        if (nil ~= _2_0) then
          local filename = _2_0
          local function _3_(...)
            return utils["fennel-module"].dofile(filename, opts, ...)
          end
          return _3_, filename
        end
      end
      return _1_
    end
    local function macro_globals(env, globals)
      local allowed = current_global_names(env)
      for _, k in pairs((globals or {})) do
        table.insert(allowed, k)
      end
      return allowed
    end
    local function fennel_macro_searcher(module_name)
      local _1_0 = search_module(module_name, utils["fennel-module"]["macro-path"])
      if (nil ~= _1_0) then
        local filename = _1_0
        local function _2_(...)
          return utils["fennel-module"].dofile(filename, {env = "_COMPILER"}, ...)
        end
        return _2_, filename
      end
    end
    local function lua_macro_searcher(module_name)
      local _1_0 = search_module(module_name, package.path)
      if (nil ~= _1_0) then
        local filename = _1_0
        local code = nil
        do
          local f = io.open(filename)
          local function close_handlers_0_(ok_0_, ...)
            f:close()
            if ok_0_ then
              return ...
            else
              return error(..., 0)
            end
          end
          local function _2_()
            return assert(f:read("*a"))
          end
          code = close_handlers_0_(xpcall(_2_, (package.loaded.fennel or debug).traceback))
        end
        local chunk = load_code(code, make_compiler_env(), filename)
        return chunk, filename
      end
    end
    local macro_searchers = {lua_macro_searcher, fennel_macro_searcher}
    local function search_macro_module(modname, n)
      local _1_0 = macro_searchers[n]
      if (nil ~= _1_0) then
        local f = _1_0
        local _2_0, _3_0 = f(modname)
        if ((nil ~= _2_0) and true) then
          local loader = _2_0
          local _3ffilename = _3_0
          return loader, _3ffilename
        else
          local _ = _2_0
          return search_macro_module(modname, (n + 1))
        end
      end
    end
    local function metadata_only_fennel(modname)
      if ((modname == "fennel.macros") or (package and package.loaded and ("table" == type(package.loaded[modname])) and (package.loaded[modname].metadata == compiler.metadata))) then
        return {metadata = compiler.metadata}
      end
    end
    local function _1_(modname)
      local function _2_()
        local loader, filename = search_macro_module(modname, 1)
        compiler.assert(loader, (modname .. " module not found."))
        macro_loaded[modname] = loader(modname, filename)
        return macro_loaded[modname]
      end
      return (macro_loaded[modname] or metadata_only_fennel(modname) or _2_())
    end
    safe_require = _1_
    local function add_macros(macros_2a, ast, scope)
      compiler.assert(utils["table?"](macros_2a), "expected macros to be table", ast)
      for k, v in pairs(macros_2a) do
        compiler.assert((type(v) == "function"), "expected each macro to be function", ast)
        scope.macros[k] = v
      end
      return nil
    end
    local function resolve_module_name(ast, scope, parent, opts)
      local filename = (ast.filename or ast[2].filename)
      local module_name = utils.root.options["module-name"]
      local modexpr = compiler.compile(ast[2], opts)
      local modname_chunk = load_code(modexpr)
      local _2_0, _3_0 = pcall(modname_chunk, module_name, filename)
      if ((_2_0 == true) and (nil ~= _3_0)) then
        local modname = _3_0
        return utils.expr(string.format("%q", modname), "literal")
      else
        local _ = _2_0
        return compiler.compile1(ast[2], scope, parent, {nval = 1})[1]
      end
    end
    SPECIALS["require-macros"] = function(ast, scope, parent, real_ast)
      compiler.assert((#ast == 2), "Expected one module name argument", (real_ast or ast))
      local modexpr = resolve_module_name(ast, scope, parent, {})
      local _ = compiler.assert((modexpr.type == "literal"), "module name must compile to string", (real_ast or ast))
      local modname = load_code(("return " .. modexpr[1]))()
      if not macro_loaded[modname] then
        local env = make_compiler_env(ast, scope, parent)
        local loader, filename = search_macro_module(modname, 1)
        compiler.assert(loader, (modname .. " module not found."), ast)
        macro_loaded[modname] = loader(modname, filename)
      end
      return add_macros(macro_loaded[modname], ast, scope, parent)
    end
    doc_special("require-macros", {"macro-module-name"}, "Load given module and use its contents as macro definitions in current scope.\nMacro module should return a table of macro functions with string keys.\nConsider using import-macros instead as it is more flexible.")
    local function emit_included_fennel(src, path, opts, sub_chunk)
      local subscope = compiler["make-scope"](utils.root.scope.parent)
      local forms = {}
      if utils.root.options.requireAsInclude then
        subscope.specials.require = compiler["require-include"]
      end
      for _, val in parser.parser(parser["string-stream"](src), path) do
        table.insert(forms, val)
      end
      for i = 1, #forms do
        local subopts = nil
        if (i == #forms) then
          subopts = {tail = true}
        else
          subopts = {nval = 0}
        end
        utils["propagate-options"](opts, subopts)
        compiler.compile1(forms[i], subscope, sub_chunk, subopts)
      end
      return nil
    end
    local function include_path(ast, opts, path, mod, fennel_3f)
      utils.root.scope.includes[mod] = "fnl/loading"
      local src = nil
      do
        local f = assert(io.open(path))
        local function close_handlers_0_(ok_0_, ...)
          f:close()
          if ok_0_ then
            return ...
          else
            return error(..., 0)
          end
        end
        local function _2_()
          return f:read("*all"):gsub("[\13\n]*$", "")
        end
        src = close_handlers_0_(xpcall(_2_, (package.loaded.fennel or debug).traceback))
      end
      local ret = utils.expr(("require(\"" .. mod .. "\")"), "statement")
      local target = ("package.preload[%q]"):format(mod)
      local preload_str = (target .. " = " .. target .. " or function(...)")
      local temp_chunk, sub_chunk = {}, {}
      compiler.emit(temp_chunk, preload_str, ast)
      compiler.emit(temp_chunk, sub_chunk)
      compiler.emit(temp_chunk, "end", ast)
      for i, v in ipairs(temp_chunk) do
        table.insert(utils.root.chunk, i, v)
      end
      if fennel_3f then
        emit_included_fennel(src, path, opts, sub_chunk)
      else
        compiler.emit(sub_chunk, src, ast)
      end
      utils.root.scope.includes[mod] = ret
      return ret
    end
    local function include_circular_fallback(mod, modexpr, fallback, ast)
      if (utils.root.scope.includes[mod] == "fnl/loading") then
        compiler.assert(fallback, "circular include detected", ast)
        return fallback(modexpr)
      end
    end
    SPECIALS.include = function(ast, scope, parent, opts)
      compiler.assert((#ast == 2), "expected one argument", ast)
      local modexpr = resolve_module_name(ast, scope, parent, opts)
      if ((modexpr.type ~= "literal") or ((modexpr[1]):byte() ~= 34)) then
        if opts.fallback then
          return opts.fallback(modexpr)
        else
          return compiler.assert(false, "module name must be string literal", ast)
        end
      else
        local mod = load_code(("return " .. modexpr[1]))()
        local oldmod = utils.root.options["module-name"]
        local _ = nil
        utils.root.options["module-name"] = mod
        _ = nil
        local res = nil
        local function _3_()
          local _2_0 = search_module(mod)
          if (nil ~= _2_0) then
            local fennel_path = _2_0
            return include_path(ast, opts, fennel_path, mod, true)
          else
            local _0 = _2_0
            local lua_path = search_module(mod, package.path)
            if lua_path then
              return include_path(ast, opts, lua_path, mod, false)
            elseif opts.fallback then
              return opts.fallback(modexpr)
            else
              return compiler.assert(false, ("module not found " .. mod), ast)
            end
          end
        end
        res = ((utils["member?"](mod, (utils.root.options.skipInclude or {})) and utils.expr("nil --[[SKIPPED INCLUDE]]--", "literal")) or include_circular_fallback(mod, modexpr, opts.fallback, ast) or utils.root.scope.includes[mod] or _3_())
        utils.root.options["module-name"] = oldmod
        return res
      end
    end
    doc_special("include", {"module-name-literal"}, "Like require but load the target module during compilation and embed it in the\nLua output. The module must be a string literal and resolvable at compile time.")
    local function eval_compiler_2a(ast, scope, parent)
      local env = make_compiler_env(ast, scope, parent)
      local opts = utils.copy(utils.root.options)
      opts.scope = compiler["make-scope"](compiler.scopes.compiler)
      opts.allowedGlobals = macro_globals(env, current_global_names())
      return load_code(compiler.compile(ast, opts), wrap_env(env))(opts["module-name"], ast.filename)
    end
    SPECIALS.macros = function(ast, scope, parent)
      compiler.assert((#ast == 2), "Expected one table argument", ast)
      return add_macros(eval_compiler_2a(ast[2], scope, parent), ast, scope, parent)
    end
    doc_special("macros", {"{:macro-name-1 (fn [...] ...) ... :macro-name-N macro-body-N}"}, "Define all functions in the given table as macros local to the current scope.")
    SPECIALS["eval-compiler"] = function(ast, scope, parent)
      local old_first = ast[1]
      ast[1] = utils.sym("do")
      local val = eval_compiler_2a(ast, scope, parent)
      ast[1] = old_first
      return val
    end
    doc_special("eval-compiler", {"..."}, "Evaluate the body at compile-time. Use the macro system instead if possible.", true)
    return {["current-global-names"] = current_global_names, ["load-code"] = load_code, ["macro-loaded"] = macro_loaded, ["macro-searchers"] = macro_searchers, ["make-compiler-env"] = make_compiler_env, ["make-searcher"] = make_searcher, ["search-module"] = search_module, ["wrap-env"] = wrap_env, doc = doc_2a}
  end
  package.preload["fennel.compiler"] = package.preload["fennel.compiler"] or function(...)
    local utils = require("fennel.utils")
    local parser = require("fennel.parser")
    local friend = require("fennel.friend")
    local unpack = (table.unpack or _G.unpack)
    local scopes = {}
    local function make_scope(parent)
      local parent0 = (parent or scopes.global)
      local _0_
      if parent0 then
        _0_ = ((parent0.depth or 0) + 1)
      else
        _0_ = 0
      end
      return {autogensyms = setmetatable({}, {__index = (parent0 and parent0.autogensyms)}), depth = _0_, gensyms = setmetatable({}, {__index = (parent0 and parent0.gensyms)}), hashfn = (parent0 and parent0.hashfn), includes = setmetatable({}, {__index = (parent0 and parent0.includes)}), macros = setmetatable({}, {__index = (parent0 and parent0.macros)}), manglings = setmetatable({}, {__index = (parent0 and parent0.manglings)}), parent = parent0, refedglobals = setmetatable({}, {__index = (parent0 and parent0.refedglobals)}), specials = setmetatable({}, {__index = (parent0 and parent0.specials)}), symmeta = setmetatable({}, {__index = (parent0 and parent0.symmeta)}), unmanglings = setmetatable({}, {__index = (parent0 and parent0.unmanglings)}), vararg = (parent0 and parent0.vararg)}
    end
    local function assert_msg(ast, msg)
      local ast_tbl = nil
      if ("table" == type(ast)) then
        ast_tbl = ast
      else
        ast_tbl = {}
      end
      local m = getmetatable(ast)
      local filename = ((m and m.filename) or ast_tbl.filename or "unknown")
      local line = ((m and m.line) or ast_tbl.line or "?")
      local target = tostring((utils["sym?"](ast_tbl[1]) or ast_tbl[1] or "()"))
      return string.format("%s:%s: Compile error in '%s': %s", filename, line, target, msg)
    end
    local function assert_compile(condition, msg, ast)
      if not condition then
        local _0_ = (utils.root.options or {})
        local source = _0_["source"]
        local unfriendly = _0_["unfriendly"]
        utils.root.reset()
        if (unfriendly or not friend or not _G.io or not _G.io.read) then
          error(assert_msg(ast, msg), 0)
        else
          friend["assert-compile"](condition, msg, ast, source)
        end
      end
      return condition
    end
    scopes.global = make_scope()
    scopes.global.vararg = true
    scopes.compiler = make_scope(scopes.global)
    scopes.macro = scopes.global
    local serialize_subst = {["\11"] = "\\v", ["\12"] = "\\f", ["\7"] = "\\a", ["\8"] = "\\b", ["\9"] = "\\t", ["\n"] = "n"}
    local function serialize_string(str)
      local function _0_(_241)
        return ("\\" .. _241:byte())
      end
      return string.gsub(string.gsub(string.format("%q", str), ".", serialize_subst), "[\128-\255]", _0_)
    end
    local function global_mangling(str)
      if utils["valid-lua-identifier?"](str) then
        return str
      else
        local function _0_(_241)
          return string.format("_%02x", _241:byte())
        end
        return ("__fnl_global__" .. str:gsub("[^%w]", _0_))
      end
    end
    local function global_unmangling(identifier)
      local _0_0 = string.match(identifier, "^__fnl_global__(.*)$")
      if (nil ~= _0_0) then
        local rest = _0_0
        local _1_0 = nil
        local function _2_(_241)
          return string.char(tonumber(_241:sub(2), 16))
        end
        _1_0 = string.gsub(rest, "_[%da-f][%da-f]", _2_)
        return _1_0
      else
        local _ = _0_0
        return identifier
      end
    end
    local allowed_globals = nil
    local function global_allowed_3f(name)
      return (not allowed_globals or utils["member?"](name, allowed_globals))
    end
    local function unique_mangling(original, mangling, scope, append)
      if (scope.unmanglings[mangling] and not scope.gensyms[mangling]) then
        return unique_mangling(original, (original .. append), scope, (append + 1))
      else
        return mangling
      end
    end
    local function local_mangling(str, scope, ast, temp_manglings)
      assert_compile(not utils["multi-sym?"](str), ("unexpected multi symbol " .. str), ast)
      local raw = nil
      if (utils["lua-keywords"][str] or str:match("^%d")) then
        raw = ("_" .. str)
      else
        raw = str
      end
      local mangling = nil
      local function _1_(_241)
        return string.format("_%02x", _241:byte())
      end
      mangling = string.gsub(string.gsub(raw, "-", "_"), "[^%w_]", _1_)
      local unique = unique_mangling(mangling, mangling, scope, 0)
      scope.unmanglings[unique] = str
      do
        local manglings = (temp_manglings or scope.manglings)
        manglings[str] = unique
      end
      return unique
    end
    local function apply_manglings(scope, new_manglings, ast)
      for raw, mangled in pairs(new_manglings) do
        assert_compile(not scope.refedglobals[mangled], ("use of global " .. raw .. " is aliased by a local"), ast)
        scope.manglings[raw] = mangled
      end
      return nil
    end
    local function combine_parts(parts, scope)
      local ret = (scope.manglings[parts[1]] or global_mangling(parts[1]))
      for i = 2, #parts do
        if utils["valid-lua-identifier?"](parts[i]) then
          if (parts["multi-sym-method-call"] and (i == #parts)) then
            ret = (ret .. ":" .. parts[i])
          else
            ret = (ret .. "." .. parts[i])
          end
        else
          ret = (ret .. "[" .. serialize_string(parts[i]) .. "]")
        end
      end
      return ret
    end
    local function next_append()
      utils.root.scope["gensym-append"] = ((utils.root.scope["gensym-append"] or 0) + 1)
      return ("_" .. utils.root.scope["gensym-append"] .. "_")
    end
    local function gensym(scope, base, _3fsuffix)
      local mangling = ((base or "") .. next_append() .. (_3fsuffix or ""))
      while scope.unmanglings[mangling] do
        mangling = ((base or "") .. next_append() .. (_3fsuffix or ""))
      end
      scope.unmanglings[mangling] = (base or true)
      scope.gensyms[mangling] = true
      return mangling
    end
    local function autogensym(base, scope)
      local _0_0 = utils["multi-sym?"](base)
      if (nil ~= _0_0) then
        local parts = _0_0
        parts[1] = autogensym(parts[1], scope)
        return table.concat(parts, ((parts["multi-sym-method-call"] and ":") or "."))
      else
        local _ = _0_0
        local function _1_()
          local mangling = gensym(scope, base:sub(1, ( - 2)), "auto")
          scope.autogensyms[base] = mangling
          return mangling
        end
        return (scope.autogensyms[base] or _1_())
      end
    end
    local already_warned = {}
    local function check_binding_valid(symbol, scope, ast)
      local name = utils.deref(symbol)
      if (io and io.stderr and name:find("&") and not already_warned[symbol]) then
        already_warned[symbol] = true
        do end (io.stderr):write(("-- Warning: & will not be allowed in identifier names in " .. "future versions: " .. (symbol.filename or "unknown") .. ":" .. (symbol.line or "?") .. "\n"))
      end
      assert_compile(not (scope.specials[name] or scope.macros[name]), ("local %s was overshadowed by a special form or macro"):format(name), ast)
      return assert_compile(not utils["quoted?"](symbol), string.format("macro tried to bind %s without gensym", name), symbol)
    end
    local function declare_local(symbol, meta, scope, ast, temp_manglings)
      check_binding_valid(symbol, scope, ast)
      local name = utils.deref(symbol)
      assert_compile(not utils["multi-sym?"](name), ("unexpected multi symbol " .. name), ast)
      scope.symmeta[name] = meta
      return local_mangling(name, scope, ast, temp_manglings)
    end
    local function hashfn_arg_name(name, multi_sym_parts, scope)
      if not scope.hashfn then
        return nil
      elseif (name == "$") then
        return "$1"
      elseif multi_sym_parts then
        if (multi_sym_parts and (multi_sym_parts[1] == "$")) then
          multi_sym_parts[1] = "$1"
        end
        return table.concat(multi_sym_parts, ".")
      end
    end
    local function symbol_to_expression(symbol, scope, reference_3f)
      utils.hook("symbol-to-expression", symbol, scope, reference_3f)
      local name = symbol[1]
      local multi_sym_parts = utils["multi-sym?"](name)
      local name0 = (hashfn_arg_name(name, multi_sym_parts, scope) or name)
      local parts = (multi_sym_parts or {name0})
      local etype = (((#parts > 1) and "expression") or "sym")
      local local_3f = scope.manglings[parts[1]]
      if (local_3f and scope.symmeta[parts[1]]) then
        scope.symmeta[parts[1]]["used"] = true
      end
      assert_compile(not scope.macros[parts[1]], "tried to reference a macro at runtime", symbol)
      assert_compile((not reference_3f or local_3f or ("_ENV" == parts[1]) or global_allowed_3f(parts[1])), ("unknown global in strict mode: " .. tostring(parts[1])), symbol)
      if (allowed_globals and not local_3f) then
        utils.root.scope.refedglobals[parts[1]] = true
      end
      return utils.expr(combine_parts(parts, scope), etype)
    end
    local function emit(chunk, out, ast)
      if (type(out) == "table") then
        return table.insert(chunk, out)
      else
        return table.insert(chunk, {ast = ast, leaf = out})
      end
    end
    local function peephole(chunk)
      if chunk.leaf then
        return chunk
      elseif ((#chunk >= 3) and (chunk[(#chunk - 2)].leaf == "do") and not chunk[(#chunk - 1)].leaf and (chunk[#chunk].leaf == "end")) then
        local kid = peephole(chunk[(#chunk - 1)])
        local new_chunk = {ast = chunk.ast}
        for i = 1, (#chunk - 3) do
          table.insert(new_chunk, peephole(chunk[i]))
        end
        for i = 1, #kid do
          table.insert(new_chunk, kid[i])
        end
        return new_chunk
      else
        return utils.map(chunk, peephole)
      end
    end
    local function ast_source(ast)
      local m = getmetatable(ast)
      return ((m and m.line and m) or (("table" == type(ast)) and ast) or {})
    end
    local function flatten_chunk_correlated(main_chunk, options)
      local function flatten(chunk, out, last_line, file)
        local last_line0 = last_line
        if chunk.leaf then
          out[last_line0] = ((out[last_line0] or "") .. " " .. chunk.leaf)
        else
          for _, subchunk in ipairs(chunk) do
            if (subchunk.leaf or (#subchunk > 0)) then
              local source = ast_source(subchunk.ast)
              if (file == source.filename) then
                last_line0 = math.max(last_line0, (source.line or 0))
              end
              last_line0 = flatten(subchunk, out, last_line0, file)
            end
          end
        end
        return last_line0
      end
      local out = {}
      local last = flatten(main_chunk, out, 1, options.filename)
      for i = 1, last do
        if (out[i] == nil) then
          out[i] = ""
        end
      end
      return table.concat(out, "\n")
    end
    local function flatten_chunk(sm, chunk, tab, depth)
      if chunk.leaf then
        local code = chunk.leaf
        local info = chunk.ast
        if sm then
          table.insert(sm, {(info and info.filename), (info and info.line)})
        end
        return code
      else
        local tab0 = nil
        do
          local _0_0 = tab
          if (_0_0 == true) then
            tab0 = "  "
          elseif (_0_0 == false) then
            tab0 = ""
          elseif (_0_0 == tab) then
            tab0 = tab
          elseif (_0_0 == nil) then
            tab0 = ""
          else
          tab0 = nil
          end
        end
        local function parter(c)
          if (c.leaf or (#c > 0)) then
            local sub = flatten_chunk(sm, c, tab0, (depth + 1))
            if (depth > 0) then
              return (tab0 .. sub:gsub("\n", ("\n" .. tab0)))
            else
              return sub
            end
          end
        end
        return table.concat(utils.map(chunk, parter), "\n")
      end
    end
    local fennel_sourcemap = {}
    local function make_short_src(source)
      local source0 = source:gsub("\n", " ")
      if (#source0 <= 49) then
        return ("[fennel \"" .. source0 .. "\"]")
      else
        return ("[fennel \"" .. source0:sub(1, 46) .. "...\"]")
      end
    end
    local function flatten(chunk, options)
      local chunk0 = peephole(chunk)
      if options.correlate then
        return flatten_chunk_correlated(chunk0, options), {}
      else
        local sm = {}
        local ret = flatten_chunk(sm, chunk0, options.indent, 0)
        if sm then
          sm.short_src = (options.filename or make_short_src((options.source or ret)))
          if options.filename then
            sm.key = ("@" .. options.filename)
          else
            sm.key = ret
          end
          fennel_sourcemap[sm.key] = sm
        end
        return ret, sm
      end
    end
    local function make_metadata()
      local function _0_(self, tgt, key)
        if self[tgt] then
          return self[tgt][key]
        end
      end
      local function _1_(self, tgt, key, value)
        self[tgt] = (self[tgt] or {})
        self[tgt][key] = value
        return tgt
      end
      local function _2_(self, tgt, ...)
        local kv_len = select("#", ...)
        local kvs = {...}
        if ((kv_len % 2) ~= 0) then
          error("metadata:setall() expected even number of k/v pairs")
        end
        self[tgt] = (self[tgt] or {})
        for i = 1, kv_len, 2 do
          self[tgt][kvs[i]] = kvs[(i + 1)]
        end
        return tgt
      end
      return setmetatable({}, {__index = {get = _0_, set = _1_, setall = _2_}, __mode = "k"})
    end
    local function exprs1(exprs)
      return table.concat(utils.map(exprs, 1), ", ")
    end
    local function keep_side_effects(exprs, chunk, start, ast)
      local start0 = (start or 1)
      for j = start0, #exprs do
        local se = exprs[j]
        if ((se.type == "expression") and (se[1] ~= "nil")) then
          emit(chunk, string.format("do local _ = %s end", tostring(se)), ast)
        elseif (se.type == "statement") then
          local code = tostring(se)
          local disambiguated = nil
          if (code:byte() == 40) then
            disambiguated = ("do end " .. code)
          else
            disambiguated = code
          end
          emit(chunk, disambiguated, ast)
        end
      end
      return nil
    end
    local function handle_compile_opts(exprs, parent, opts, ast)
      if opts.nval then
        local n = opts.nval
        local len = #exprs
        if (n ~= len) then
          if (len > n) then
            keep_side_effects(exprs, parent, (n + 1), ast)
            for i = (n + 1), len do
              exprs[i] = nil
            end
          else
            for i = (#exprs + 1), n do
              exprs[i] = utils.expr("nil", "literal")
            end
          end
        end
      end
      if opts.tail then
        emit(parent, string.format("return %s", exprs1(exprs)), ast)
      end
      if opts.target then
        local result = exprs1(exprs)
        local function _2_()
          if (result == "") then
            return "nil"
          else
            return result
          end
        end
        emit(parent, string.format("%s = %s", opts.target, _2_()), ast)
      end
      if (opts.tail or opts.target) then
        return {returned = true}
      else
        local _3_0 = exprs
        _3_0["returned"] = true
        return _3_0
      end
    end
    local function find_macro(ast, scope, multi_sym_parts)
      local function find_in_table(t, i)
        if (i <= #multi_sym_parts) then
          return find_in_table((utils["table?"](t) and t[multi_sym_parts[i]]), (i + 1))
        else
          return t
        end
      end
      local macro_2a = (utils["sym?"](ast[1]) and scope.macros[utils.deref(ast[1])])
      if (not macro_2a and multi_sym_parts) then
        local nested_macro = find_in_table(scope.macros, 1)
        assert_compile((not scope.macros[multi_sym_parts[1]] or (type(nested_macro) == "function")), "macro not found in imported macro module", ast)
        return nested_macro
      else
        return macro_2a
      end
    end
    local function macroexpand_2a(ast, scope, once)
      local _0_0 = nil
      if utils["list?"](ast) then
        _0_0 = find_macro(ast, scope, utils["multi-sym?"](ast[1]))
      else
      _0_0 = nil
      end
      if (_0_0 == false) then
        return ast
      elseif (nil ~= _0_0) then
        local macro_2a = _0_0
        local old_scope = scopes.macro
        local _ = nil
        scopes.macro = scope
        _ = nil
        local ok, transformed = nil, nil
        local function _2_()
          return macro_2a(unpack(ast, 2))
        end
        ok, transformed = xpcall(_2_, debug.traceback)
        scopes.macro = old_scope
        assert_compile(ok, transformed, ast)
        if (once or not transformed) then
          return transformed
        else
          return macroexpand_2a(transformed, scope)
        end
      else
        local _ = _0_0
        return ast
      end
    end
    local function compile_special(ast, scope, parent, opts, special)
      local exprs = (special(ast, scope, parent, opts) or utils.expr("nil", "literal"))
      local exprs0 = nil
      if (type(exprs) == "string") then
        exprs0 = utils.expr(exprs, "expression")
      else
        exprs0 = exprs
      end
      local exprs2 = nil
      if utils["expr?"](exprs0) then
        exprs2 = {exprs0}
      else
        exprs2 = exprs0
      end
      if not exprs2.returned then
        return handle_compile_opts(exprs2, parent, opts, ast)
      elseif (opts.tail or opts.target) then
        return {returned = true}
      else
        return exprs2
      end
    end
    local function compile_function_call(ast, scope, parent, opts, compile1, len)
      local fargs = {}
      local fcallee = compile1(ast[1], scope, parent, {nval = 1})[1]
      assert_compile((("string" == type(ast[1])) or (fcallee.type ~= "literal")), ("cannot call literal value " .. tostring(ast[1])), ast)
      for i = 2, len do
        local subexprs = nil
        local _0_
        if (i ~= len) then
          _0_ = 1
        else
        _0_ = nil
        end
        subexprs = compile1(ast[i], scope, parent, {nval = _0_})
        table.insert(fargs, (subexprs[1] or utils.expr("nil", "literal")))
        if (i == len) then
          for j = 2, #subexprs do
            table.insert(fargs, subexprs[j])
          end
        else
          keep_side_effects(subexprs, parent, 2, ast[i])
        end
      end
      local pat = nil
      if ("string" == type(ast[1])) then
        pat = "(%s)(%s)"
      else
        pat = "%s(%s)"
      end
      local call = string.format(pat, tostring(fcallee), exprs1(fargs))
      return handle_compile_opts({utils.expr(call, "statement")}, parent, opts, ast)
    end
    local function compile_call(ast, scope, parent, opts, compile1)
      utils.hook("call", ast, scope)
      local len = #ast
      local first = ast[1]
      local multi_sym_parts = utils["multi-sym?"](first)
      local special = (utils["sym?"](first) and scope.specials[utils.deref(first)])
      assert_compile((len > 0), "expected a function, macro, or special to call", ast)
      if special then
        return compile_special(ast, scope, parent, opts, special)
      elseif (multi_sym_parts and multi_sym_parts["multi-sym-method-call"]) then
        local table_with_method = table.concat({unpack(multi_sym_parts, 1, (#multi_sym_parts - 1))}, ".")
        local method_to_call = multi_sym_parts[#multi_sym_parts]
        local new_ast = utils.list(utils.sym(":", nil, scope), utils.sym(table_with_method, nil, scope), method_to_call, select(2, unpack(ast)))
        return compile1(new_ast, scope, parent, opts)
      else
        return compile_function_call(ast, scope, parent, opts, compile1, len)
      end
    end
    local function compile_varg(ast, scope, parent, opts)
      assert_compile(scope.vararg, "unexpected vararg", ast)
      return handle_compile_opts({utils.expr("...", "varg")}, parent, opts, ast)
    end
    local function compile_sym(ast, scope, parent, opts)
      local multi_sym_parts = utils["multi-sym?"](ast)
      assert_compile(not (multi_sym_parts and multi_sym_parts["multi-sym-method-call"]), "multisym method calls may only be in call position", ast)
      local e = nil
      if (ast[1] == "nil") then
        e = utils.expr("nil", "literal")
      else
        e = symbol_to_expression(ast, scope, true)
      end
      return handle_compile_opts({e}, parent, opts, ast)
    end
    local function serialize_number(n)
      local _0_0 = string.gsub(tostring(n), ",", ".")
      return _0_0
    end
    local function compile_scalar(ast, _scope, parent, opts)
      local serialize = nil
      do
        local _0_0 = type(ast)
        if (_0_0 == "nil") then
          serialize = tostring
        elseif (_0_0 == "boolean") then
          serialize = tostring
        elseif (_0_0 == "string") then
          serialize = serialize_string
        elseif (_0_0 == "number") then
          serialize = serialize_number
        else
        serialize = nil
        end
      end
      return handle_compile_opts({utils.expr(serialize(ast), "literal")}, parent, opts)
    end
    local function compile_table(ast, scope, parent, opts, compile1)
      local buffer = {}
      for i = 1, #ast do
        local nval = ((i ~= #ast) and 1)
        table.insert(buffer, exprs1(compile1(ast[i], scope, parent, {nval = nval})))
      end
      local function write_other_values(k)
        if ((type(k) ~= "number") or (math.floor(k) ~= k) or (k < 1) or (k > #ast)) then
          if ((type(k) == "string") and utils["valid-lua-identifier?"](k)) then
            return {k, k}
          else
            local _0_ = compile1(k, scope, parent, {nval = 1})
            local compiled = _0_[1]
            local kstr = ("[" .. tostring(compiled) .. "]")
            return {kstr, k}
          end
        end
      end
      do
        local keys = nil
        do
          local _0_0 = utils.kvmap(ast, write_other_values)
          local function _1_(a, b)
            return (a[1] < b[1])
          end
          table.sort(_0_0, _1_)
          keys = _0_0
        end
        local function _1_(_2_0)
          local _3_ = _2_0
          local k1 = _3_[1]
          local k2 = _3_[2]
          local _4_ = compile1(ast[k2], scope, parent, {nval = 1})
          local v = _4_[1]
          return string.format("%s = %s", k1, tostring(v))
        end
        utils.map(keys, _1_, buffer)
      end
      return handle_compile_opts({utils.expr(("{" .. table.concat(buffer, ", ") .. "}"), "expression")}, parent, opts, ast)
    end
    local function compile1(ast, scope, parent, opts)
      local opts0 = (opts or {})
      local ast0 = macroexpand_2a(ast, scope)
      if utils["list?"](ast0) then
        return compile_call(ast0, scope, parent, opts0, compile1)
      elseif utils["varg?"](ast0) then
        return compile_varg(ast0, scope, parent, opts0)
      elseif utils["sym?"](ast0) then
        return compile_sym(ast0, scope, parent, opts0)
      elseif (type(ast0) == "table") then
        return compile_table(ast0, scope, parent, opts0, compile1)
      elseif ((type(ast0) == "nil") or (type(ast0) == "boolean") or (type(ast0) == "number") or (type(ast0) == "string")) then
        return compile_scalar(ast0, scope, parent, opts0)
      else
        return assert_compile(false, ("could not compile value of type " .. type(ast0)), ast0)
      end
    end
    local function destructure(to, from, ast, scope, parent, opts)
      local opts0 = (opts or {})
      local _0_ = opts0
      local declaration = _0_["declaration"]
      local forceglobal = _0_["forceglobal"]
      local forceset = _0_["forceset"]
      local isvar = _0_["isvar"]
      local symtype = _0_["symtype"]
      local symtype0 = ("_" .. (symtype or "dst"))
      local setter = nil
      if declaration then
        setter = "local %s = %s"
      else
        setter = "%s = %s"
      end
      local new_manglings = {}
      local function getname(symbol, up1)
        local raw = symbol[1]
        assert_compile(not (opts0.nomulti and utils["multi-sym?"](raw)), ("unexpected multi symbol " .. raw), up1)
        if declaration then
          return declare_local(symbol, nil, scope, symbol, new_manglings)
        else
          local parts = (utils["multi-sym?"](raw) or {raw})
          local meta = scope.symmeta[parts[1]]
          if ((#parts == 1) and not forceset) then
            assert_compile(not (forceglobal and meta), string.format("global %s conflicts with local", tostring(symbol)), symbol)
            assert_compile(not (meta and not meta.var), ("expected var " .. raw), symbol)
            assert_compile((meta or not opts0.noundef), ("expected local " .. parts[1]), symbol)
          end
          if forceglobal then
            assert_compile(not scope.symmeta[scope.unmanglings[raw]], ("global " .. raw .. " conflicts with local"), symbol)
            scope.manglings[raw] = global_mangling(raw)
            scope.unmanglings[global_mangling(raw)] = raw
            if allowed_globals then
              table.insert(allowed_globals, raw)
            end
          end
          return symbol_to_expression(symbol, scope)[1]
        end
      end
      local function compile_top_target(lvalues)
        local inits = nil
        local function _2_(_241)
          if scope.manglings[_241] then
            return _241
          else
            return "nil"
          end
        end
        inits = utils.map(lvalues, _2_)
        local init = table.concat(inits, ", ")
        local lvalue = table.concat(lvalues, ", ")
        local plen, plast = #parent, parent[#parent]
        local ret = compile1(from, scope, parent, {target = lvalue})
        if declaration then
          for pi = plen, #parent do
            if (parent[pi] == plast) then
              plen = pi
            end
          end
          if ((#parent == (plen + 1)) and parent[#parent].leaf) then
            parent[#parent]["leaf"] = ("local " .. parent[#parent].leaf)
          elseif (init == "nil") then
            table.insert(parent, (plen + 1), {ast = ast, leaf = ("local " .. lvalue)})
          else
            table.insert(parent, (plen + 1), {ast = ast, leaf = ("local " .. lvalue .. " = " .. init)})
          end
        end
        return ret
      end
      local function destructure_sym(left, rightexprs, up1, top_3f)
        local lname = getname(left, up1)
        check_binding_valid(left, scope, left)
        if top_3f then
          compile_top_target({lname})
        else
          emit(parent, setter:format(lname, exprs1(rightexprs)), left)
        end
        if declaration then
          scope.symmeta[utils.deref(left)] = {var = isvar}
          return nil
        end
      end
      local function destructure_table(left, rightexprs, top_3f, destructure1)
        local s = gensym(scope, symtype0)
        local right = nil
        do
          local _2_0 = nil
          if top_3f then
            _2_0 = exprs1(compile1(from, scope, parent))
          else
            _2_0 = exprs1(rightexprs)
          end
          if (_2_0 == "") then
            right = "nil"
          elseif (nil ~= _2_0) then
            local right0 = _2_0
            right = right0
          else
          right = nil
          end
        end
        emit(parent, string.format("local %s = %s", s, right), left)
        for k, v in utils.stablepairs(left) do
          if not (("number" == type(k)) and tostring(left[(k - 1)]):find("^&")) then
            if (utils["sym?"](v) and (utils.deref(v) == "&")) then
              local unpack_str = "{(table.unpack or unpack)(%s, %s)}"
              local formatted = string.format(unpack_str, s, k)
              local subexpr = utils.expr(formatted, "expression")
              assert_compile((utils["sequence?"](left) and (nil == left[(k + 2)])), "expected rest argument before last parameter", left)
              destructure1(left[(k + 1)], {subexpr}, left)
            elseif (utils["sym?"](k) and (utils.deref(k) == "&as")) then
              destructure_sym(v, {utils.expr(tostring(s))}, left)
            elseif (utils["sequence?"](left) and (utils.deref(v) == "&as")) then
              local _, next_sym, trailing = select(k, unpack(left))
              assert_compile((nil == trailing), "expected &as argument before last parameter", left)
              destructure_sym(next_sym, {utils.expr(tostring(s))}, left)
            else
              local key = nil
              if (type(k) == "string") then
                key = serialize_string(k)
              else
                key = k
              end
              local subexpr = utils.expr(string.format("%s[%s]", s, key), "expression")
              destructure1(v, {subexpr}, left)
            end
          end
        end
        return nil
      end
      local function destructure_values(left, up1, top_3f, destructure1)
        local left_names, tables = {}, {}
        for i, name in ipairs(left) do
          if utils["sym?"](name) then
            table.insert(left_names, getname(name, up1))
          else
            local symname = gensym(scope, symtype0)
            table.insert(left_names, symname)
            tables[i] = {name, utils.expr(symname, "sym")}
          end
        end
        assert_compile(top_3f, "can't nest multi-value destructuring", left)
        compile_top_target(left_names)
        if declaration then
          for _, sym in ipairs(left) do
            if utils["sym?"](sym) then
              scope.symmeta[utils.deref(sym)] = {var = isvar}
            end
          end
        end
        for _, pair in utils.stablepairs(tables) do
          destructure1(pair[1], {pair[2]}, left)
        end
        return nil
      end
      local function destructure1(left, rightexprs, up1, top_3f)
        if (utils["sym?"](left) and (left[1] ~= "nil")) then
          destructure_sym(left, rightexprs, up1, top_3f)
        elseif utils["table?"](left) then
          destructure_table(left, rightexprs, top_3f, destructure1)
        elseif utils["list?"](left) then
          destructure_values(left, up1, top_3f, destructure1)
        else
          assert_compile(false, string.format("unable to bind %s %s", type(left), tostring(left)), (((type(up1[2]) == "table") and up1[2]) or up1))
        end
        if top_3f then
          return {returned = true}
        end
      end
      local ret = destructure1(to, nil, ast, true)
      utils.hook("destructure", from, to, scope)
      apply_manglings(scope, new_manglings, ast)
      return ret
    end
    local function require_include(ast, scope, parent, opts)
      opts.fallback = function(e)
        return utils.expr(string.format("require(%s)", tostring(e)), "statement")
      end
      return scopes.global.specials.include(ast, scope, parent, opts)
    end
    local function compile_stream(strm, options)
      local opts = utils.copy(options)
      local old_globals = allowed_globals
      local scope = (opts.scope or make_scope(scopes.global))
      local vals = {}
      local chunk = {}
      local _0_ = utils.root
      _0_["set-reset"](_0_)
      allowed_globals = opts.allowedGlobals
      if (opts.indent == nil) then
        opts.indent = "  "
      end
      if opts.requireAsInclude then
        scope.specials.require = require_include
      end
      utils.root.chunk, utils.root.scope, utils.root.options = chunk, scope, opts
      for _, val in parser.parser(strm, opts.filename, opts) do
        table.insert(vals, val)
      end
      for i = 1, #vals do
        local exprs = compile1(vals[i], scope, chunk, {nval = (((i < #vals) and 0) or nil), tail = (i == #vals)})
        keep_side_effects(exprs, chunk, nil, vals[i])
      end
      allowed_globals = old_globals
      utils.root.reset()
      return flatten(chunk, opts)
    end
    local function compile_string(str, opts)
      return compile_stream(parser["string-stream"](str), (opts or {}))
    end
    local function compile(ast, opts)
      local opts0 = utils.copy(opts)
      local old_globals = allowed_globals
      local chunk = {}
      local scope = (opts0.scope or make_scope(scopes.global))
      local _0_ = utils.root
      _0_["set-reset"](_0_)
      allowed_globals = opts0.allowedGlobals
      if (opts0.indent == nil) then
        opts0.indent = "  "
      end
      if opts0.requireAsInclude then
        scope.specials.require = require_include
      end
      utils.root.chunk, utils.root.scope, utils.root.options = chunk, scope, opts0
      local exprs = compile1(ast, scope, chunk, {tail = true})
      keep_side_effects(exprs, chunk, nil, ast)
      allowed_globals = old_globals
      utils.root.reset()
      return flatten(chunk, opts0)
    end
    local function traceback_frame(info)
      if ((info.what == "C") and info.name) then
        return string.format("  [C]: in function '%s'", info.name)
      elseif (info.what == "C") then
        return "  [C]: in ?"
      else
        local remap = fennel_sourcemap[info.source]
        if (remap and remap[info.currentline]) then
          if remap[info.currentline][1] then
            info.short_src = fennel_sourcemap[("@" .. remap[info.currentline][1])].short_src
          else
            info.short_src = remap.short_src
          end
          info.currentline = (remap[info.currentline][2] or -1)
        end
        if (info.what == "Lua") then
          local function _1_()
            if info.name then
              return ("'" .. info.name .. "'")
            else
              return "?"
            end
          end
          return string.format("  %s:%d: in function %s", info.short_src, info.currentline, _1_())
        elseif (info.short_src == "(tail call)") then
          return "  (tail call)"
        else
          return string.format("  %s:%d: in main chunk", info.short_src, info.currentline)
        end
      end
    end
    local function traceback(msg, start)
      local msg0 = tostring((msg or ""))
      if ((msg0:find("^Compile error") or msg0:find("^Parse error")) and not utils["debug-on?"]("trace")) then
        return msg0
      else
        local lines = {}
        if (msg0:find("^Compile error") or msg0:find("^Parse error")) then
          table.insert(lines, msg0)
        else
          local newmsg = msg0:gsub("^[^:]*:%d+:%s+", "runtime error: ")
          table.insert(lines, newmsg)
        end
        table.insert(lines, "stack traceback:")
        local done_3f, level = false, (start or 2)
        while not done_3f do
          do
            local _1_0 = debug.getinfo(level, "Sln")
            if (_1_0 == nil) then
              done_3f = true
            elseif (nil ~= _1_0) then
              local info = _1_0
              table.insert(lines, traceback_frame(info))
            end
          end
          level = (level + 1)
        end
        return table.concat(lines, "\n")
      end
    end
    local function entry_transform(fk, fv)
      local function _0_(k, v)
        if (type(k) == "number") then
          return k, fv(v)
        else
          return fk(k), fv(v)
        end
      end
      return _0_
    end
    local function mixed_concat(t, joiner)
      local seen = {}
      local ret, s = "", ""
      for k, v in ipairs(t) do
        table.insert(seen, k)
        ret = (ret .. s .. v)
        s = joiner
      end
      for k, v in utils.stablepairs(t) do
        if not seen[k] then
          ret = (ret .. s .. "[" .. k .. "]" .. "=" .. v)
          s = joiner
        end
      end
      return ret
    end
    local function do_quote(form, scope, parent, runtime_3f)
      local function q(x)
        return do_quote(x, scope, parent, runtime_3f)
      end
      if utils["varg?"](form) then
        assert_compile(not runtime_3f, "quoted ... may only be used at compile time", form)
        return "_VARARG"
      elseif utils["sym?"](form) then
        local filename = nil
        if form.filename then
          filename = string.format("%q", form.filename)
        else
          filename = "nil"
        end
        local symstr = utils.deref(form)
        assert_compile(not runtime_3f, "symbols may only be used at compile time", form)
        if (symstr:find("#$") or symstr:find("#[:.]")) then
          return string.format("sym('%s', {filename=%s, line=%s})", autogensym(symstr, scope), filename, (form.line or "nil"))
        else
          return string.format("sym('%s', {quoted=true, filename=%s, line=%s})", symstr, filename, (form.line or "nil"))
        end
      elseif (utils["list?"](form) and utils["sym?"](form[1]) and (utils.deref(form[1]) == "unquote")) then
        local payload = form[2]
        local res = unpack(compile1(payload, scope, parent))
        return res[1]
      elseif utils["list?"](form) then
        local mapped = nil
        local function _0_()
          return nil
        end
        mapped = utils.kvmap(form, entry_transform(_0_, q))
        local filename = nil
        if form.filename then
          filename = string.format("%q", form.filename)
        else
          filename = "nil"
        end
        assert_compile(not runtime_3f, "lists may only be used at compile time", form)
        return string.format(("setmetatable({filename=%s, line=%s, bytestart=%s, %s}" .. ", getmetatable(list()))"), filename, (form.line or "nil"), (form.bytestart or "nil"), mixed_concat(mapped, ", "))
      elseif utils["sequence?"](form) then
        local mapped = utils.kvmap(form, entry_transform(q, q))
        local source = getmetatable(form)
        local filename = nil
        if source.filename then
          filename = string.format("%q", source.filename)
        else
          filename = "nil"
        end
        local _1_
        if source then
          _1_ = source.line
        else
          _1_ = "nil"
        end
        return string.format("setmetatable({%s}, {filename=%s, line=%s, sequence=%s})", mixed_concat(mapped, ", "), filename, _1_, "(getmetatable(sequence()))['sequence']")
      elseif (type(form) == "table") then
        local mapped = utils.kvmap(form, entry_transform(q, q))
        local source = getmetatable(form)
        local filename = nil
        if source.filename then
          filename = string.format("%q", source.filename)
        else
          filename = "nil"
        end
        local function _1_()
          if source then
            return source.line
          else
            return "nil"
          end
        end
        return string.format("setmetatable({%s}, {filename=%s, line=%s})", mixed_concat(mapped, ", "), filename, _1_())
      elseif (type(form) == "string") then
        return serialize_string(form)
      else
        return tostring(form)
      end
    end
    return {["apply-manglings"] = apply_manglings, ["compile-stream"] = compile_stream, ["compile-string"] = compile_string, ["declare-local"] = declare_local, ["do-quote"] = do_quote, ["global-mangling"] = global_mangling, ["global-unmangling"] = global_unmangling, ["keep-side-effects"] = keep_side_effects, ["make-scope"] = make_scope, ["require-include"] = require_include, ["symbol-to-expression"] = symbol_to_expression, assert = assert_compile, autogensym = autogensym, compile = compile, compile1 = compile1, destructure = destructure, emit = emit, gensym = gensym, macroexpand = macroexpand_2a, metadata = make_metadata(), scopes = scopes, traceback = traceback}
  end
  package.preload["fennel.friend"] = package.preload["fennel.friend"] or function(...)
    local function ast_source(ast)
      local m = getmetatable(ast)
      return ((m and m.line and m) or (("table" == type(ast)) and ast) or {})
    end
    local suggestions = {["$ and $... in hashfn are mutually exclusive"] = {"modifying the hashfn so it only contains $... or $, $1, $2, $3, etc"}, ["can't start multisym segment with a digit"] = {"removing the digit", "adding a non-digit before the digit"}, ["cannot call literal value"] = {"checking for typos", "checking for a missing function name"}, ["could not compile value of type "] = {"debugging the macro you're calling to return a list or table"}, ["could not read number (.*)"] = {"removing the non-digit character", "beginning the identifier with a non-digit if it is not meant to be a number"}, ["expected a function.* to call"] = {"removing the empty parentheses", "using square brackets if you want an empty table"}, ["expected binding and iterator"] = {"making sure you haven't omitted a local name or iterator"}, ["expected binding table"] = {"placing a table here in square brackets containing identifiers to bind"}, ["expected body expression"] = {"putting some code in the body of this form after the bindings"}, ["expected each macro to be function"] = {"ensuring that the value for each key in your macros table contains a function", "avoid defining nested macro tables"}, ["expected even number of name/value bindings"] = {"finding where the identifier or value is missing"}, ["expected even number of pattern/body pairs"] = {"checking that every pattern has a body to go with it", "adding _ before the final body"}, ["expected even number of values in table literal"] = {"removing a key", "adding a value"}, ["expected local"] = {"looking for a typo", "looking for a local which is used out of its scope"}, ["expected macros to be table"] = {"ensuring your macro definitions return a table"}, ["expected parameters"] = {"adding function parameters as a list of identifiers in brackets"}, ["expected rest argument before last parameter"] = {"moving & to right before the final identifier when destructuring"}, ["expected symbol for function parameter: (.*)"] = {"changing %s to an identifier instead of a literal value"}, ["expected var (.*)"] = {"declaring %s using var instead of let/local", "introducing a new local instead of changing the value of %s"}, ["expected vararg as last parameter"] = {"moving the \"...\" to the end of the parameter list"}, ["expected whitespace before opening delimiter"] = {"adding whitespace"}, ["global (.*) conflicts with local"] = {"renaming local %s"}, ["illegal character: (.)"] = {"deleting or replacing %s", "avoiding reserved characters like \", \\, ', ~, ;, @, `, and comma"}, ["local (.*) was overshadowed by a special form or macro"] = {"renaming local %s"}, ["macro not found in macro module"] = {"checking the keys of the imported macro module's returned table"}, ["macro tried to bind (.*) without gensym"] = {"changing to %s# when introducing identifiers inside macros"}, ["malformed multisym"] = {"ensuring each period or colon is not followed by another period or colon"}, ["may only be used at compile time"] = {"moving this to inside a macro if you need to manipulate symbols/lists", "using square brackets instead of parens to construct a table"}, ["method must be last component"] = {"using a period instead of a colon for field access", "removing segments after the colon", "making the method call, then looking up the field on the result"}, ["mismatched closing delimiter (.), expected (.)"] = {"replacing %s with %s", "deleting %s", "adding matching opening delimiter earlier"}, ["multisym method calls may only be in call position"] = {"using a period instead of a colon to reference a table's fields", "putting parens around this"}, ["tried to reference a macro at runtime"] = {"renaming the macro so as not to conflict with locals"}, ["unable to bind (.*)"] = {"replacing the %s with an identifier"}, ["unexpected arguments"] = {"removing an argument", "checking for typos"}, ["unexpected closing delimiter (.)"] = {"deleting %s", "adding matching opening delimiter earlier"}, ["unexpected iterator clause"] = {"removing an argument", "checking for typos"}, ["unexpected multi symbol (.*)"] = {"removing periods or colons from %s"}, ["unexpected vararg"] = {"putting \"...\" at the end of the fn parameters if the vararg was intended"}, ["unknown global in strict mode: (.*)"] = {"looking to see if there's a typo", "using the _G table instead, eg. _G.%s if you really want a global", "moving this code to somewhere that %s is in scope", "binding %s as a local in the scope of this code"}, ["unused local (.*)"] = {"fixing a typo so %s is used", "renaming the local to _%s"}, ["use of global (.*) is aliased by a local"] = {"renaming local %s", "refer to the global using _G.%s instead of directly"}}
    local unpack = (table.unpack or _G.unpack)
    local function suggest(msg)
      local suggestion = nil
      for pat, sug in pairs(suggestions) do
        local matches = {msg:match(pat)}
        if (0 < #matches) then
          if ("table" == type(sug)) then
            local out = {}
            for _, s in ipairs(sug) do
              table.insert(out, s:format(unpack(matches)))
            end
            suggestion = out
          else
            suggestion = sug(matches)
          end
        end
      end
      return suggestion
    end
    local function read_line_from_file(filename, line)
      local bytes = 0
      local f = assert(io.open(filename))
      local _ = nil
      for _0 = 1, (line - 1) do
        bytes = (bytes + 1 + #f:read())
      end
      _ = nil
      local codeline = f:read()
      f:close()
      return codeline, bytes
    end
    local function read_line_from_string(matcher, target_line, _3fcurrent_line, _3fbytes)
      local this_line, newline = matcher()
      local current_line = (_3fcurrent_line or 1)
      local bytes = ((_3fbytes or 0) + #this_line + #newline)
      if (target_line == current_line) then
        return this_line, bytes
      elseif this_line then
        return read_line_from_string(matcher, target_line, (current_line + 1), bytes)
      end
    end
    local function read_line(filename, line, source)
      if source then
        return read_line_from_string(string.gmatch((source .. "\n"), "(.-)(\13?\n)"), line)
      else
        return read_line_from_file(filename, line)
      end
    end
    local function friendly_msg(msg, _0_0, source)
      local _1_ = _0_0
      local byteend = _1_["byteend"]
      local bytestart = _1_["bytestart"]
      local filename = _1_["filename"]
      local line = _1_["line"]
      local ok, codeline, bol = pcall(read_line, filename, line, source)
      local suggestions0 = suggest(msg)
      local out = {msg, ""}
      if (ok and codeline) then
        table.insert(out, codeline)
      end
      if (ok and codeline and bytestart and byteend) then
        table.insert(out, (string.rep(" ", (bytestart - bol - 1)) .. "^" .. string.rep("^", math.min((byteend - bytestart), ((bol + #codeline) - bytestart)))))
      end
      if (ok and codeline and bytestart and not byteend) then
        table.insert(out, (string.rep("-", (bytestart - bol - 1)) .. "^"))
        table.insert(out, "")
      end
      if suggestions0 then
        for _, suggestion in ipairs(suggestions0) do
          table.insert(out, ("* Try %s."):format(suggestion))
        end
      end
      return table.concat(out, "\n")
    end
    local function assert_compile(condition, msg, ast, source)
      if not condition then
        local _1_ = ast_source(ast)
        local filename = _1_["filename"]
        local line = _1_["line"]
        error(friendly_msg(("Compile error in %s:%s\n  %s"):format((filename or "unknown"), (line or "?"), msg), ast_source(ast), source), 0)
      end
      return condition
    end
    local function parse_error(msg, filename, line, bytestart, source)
      return error(friendly_msg(("Parse error in %s:%s\n  %s"):format(filename, line, msg), {bytestart = bytestart, filename = filename, line = line}, source), 0)
    end
    return {["assert-compile"] = assert_compile, ["parse-error"] = parse_error}
  end
  package.preload["fennel.parser"] = package.preload["fennel.parser"] or function(...)
    local utils = require("fennel.utils")
    local friend = require("fennel.friend")
    local unpack = (table.unpack or _G.unpack)
    local function granulate(getchunk)
      local c, index, done_3f = "", 1, false
      local function _0_(parser_state)
        if not done_3f then
          if (index <= #c) then
            local b = c:byte(index)
            index = (index + 1)
            return b
          else
            local _1_0, _2_0, _3_0 = getchunk(parser_state)
            local _4_
            do
              local char = _1_0
              _4_ = ((nil ~= _1_0) and (char ~= ""))
            end
            if _4_ then
              local char = _1_0
              c = char
              index = 2
              return c:byte()
            else
              local _ = _1_0
              done_3f = true
              return nil
            end
          end
        end
      end
      local function _1_()
        c = ""
        return nil
      end
      return _0_, _1_
    end
    local function string_stream(str)
      local str0 = str:gsub("^#!", ";;")
      local index = 1
      local function _0_()
        local r = str0:byte(index)
        index = (index + 1)
        return r
      end
      return _0_
    end
    local delims = {[123] = 125, [125] = true, [40] = 41, [41] = true, [91] = 93, [93] = true}
    local function whitespace_3f(b)
      return ((b == 32) or ((b >= 9) and (b <= 13)))
    end
    local function sym_char_3f(b)
      local b0 = nil
      if ("number" == type(b)) then
        b0 = b
      else
        b0 = string.byte(b)
      end
      return ((b0 > 32) and not delims[b0] and (b0 ~= 127) and (b0 ~= 34) and (b0 ~= 39) and (b0 ~= 126) and (b0 ~= 59) and (b0 ~= 44) and (b0 ~= 64) and (b0 ~= 96))
    end
    local prefixes = {[35] = "hashfn", [39] = "quote", [44] = "unquote", [96] = "quote"}
    local function parser(getbyte, filename, options)
      local stack = {}
      local line = 1
      local byteindex = 0
      local lastb = nil
      local function ungetb(ub)
        if (ub == 10) then
          line = (line - 1)
        end
        byteindex = (byteindex - 1)
        lastb = ub
        return nil
      end
      local function getb()
        local r = nil
        if lastb then
          r, lastb = lastb, nil
        else
          r = getbyte({["stack-size"] = #stack})
        end
        byteindex = (byteindex + 1)
        if (r == 10) then
          line = (line + 1)
        end
        return r
      end
      assert(((nil == filename) or ("string" == type(filename))), "expected filename as second argument to parser")
      local function parse_error(msg, byteindex_override)
        local _0_ = (options or utils.root.options or {})
        local source = _0_["source"]
        local unfriendly = _0_["unfriendly"]
        utils.root.reset()
        if (unfriendly or not friend or not _G.io or not _G.io.read) then
          return error(string.format("%s:%s: Parse error: %s", (filename or "unknown"), (line or "?"), msg), 0)
        else
          return friend["parse-error"](msg, (filename or "unknown"), (line or "?"), (byteindex_override or byteindex), source)
        end
      end
      local function parse_stream()
        local whitespace_since_dispatch, done_3f, retval = true
        local function dispatch(v)
          local _0_0 = stack[#stack]
          if (_0_0 == nil) then
            retval, done_3f, whitespace_since_dispatch = v, true, false
            return nil
          elseif ((type(_0_0) == "table") and (nil ~= _0_0.prefix)) then
            local prefix = _0_0.prefix
            local source = nil
            do
              local _1_0 = table.remove(stack)
              _1_0["byteend"] = byteindex
              source = _1_0
            end
            local list = utils.list(utils.sym(prefix, source), v)
            for k, v0 in pairs(source) do
              list[k] = v0
            end
            return dispatch(list)
          elseif (nil ~= _0_0) then
            local top = _0_0
            whitespace_since_dispatch = false
            return table.insert(top, v)
          end
        end
        local function badend()
          local accum = utils.map(stack, "closer")
          local _0_
          if (#stack == 1) then
            _0_ = ""
          else
            _0_ = "s"
          end
          return parse_error(string.format("expected closing delimiter%s %s", _0_, string.char(unpack(accum))))
        end
        local function skip_whitespace(b)
          if (b and whitespace_3f(b)) then
            whitespace_since_dispatch = true
            return skip_whitespace(getb())
          elseif (not b and (#stack > 0)) then
            return badend()
          else
            return b
          end
        end
        local function parse_comment(b, contents)
          if (b and (10 ~= b)) then
            local function _1_()
              local _0_0 = contents
              table.insert(_0_0, string.char(b))
              return _0_0
            end
            return parse_comment(getb(), _1_())
          elseif (options and options.comments) then
            return dispatch(utils.comment(table.concat(contents), {filename = filename, line = (line - 1)}))
          else
            return b
          end
        end
        local function open_table(b)
          if not whitespace_since_dispatch then
            parse_error(("expected whitespace before opening delimiter " .. string.char(b)))
          end
          return table.insert(stack, {bytestart = byteindex, closer = delims[b], filename = filename, line = line})
        end
        local function close_list(list)
          return dispatch(setmetatable(list, getmetatable(utils.list())))
        end
        local function close_sequence(tbl)
          local val = utils.sequence(unpack(tbl))
          for k, v in pairs(tbl) do
            getmetatable(val)[k] = v
          end
          return dispatch(val)
        end
        local function add_comment_at(comments, index, node)
          local _0_0 = comments[index]
          if (nil ~= _0_0) then
            local existing = _0_0
            return table.insert(existing, node)
          else
            local _ = _0_0
            comments[index] = {node}
            return nil
          end
        end
        local function next_noncomment(tbl, i)
          if utils["comment?"](tbl[i]) then
            return next_noncomment(tbl, (i + 1))
          else
            return tbl[i]
          end
        end
        local function extract_comments(tbl)
          local comments = {keys = {}, last = {}, values = {}}
          while utils["comment?"](tbl[#tbl]) do
            table.insert(comments.last, 1, table.remove(tbl))
          end
          local last_key_3f = false
          for i, node in ipairs(tbl) do
            if not utils["comment?"](node) then
              last_key_3f = not last_key_3f
            elseif last_key_3f then
              add_comment_at(comments.values, next_noncomment(tbl, i), node)
            else
              add_comment_at(comments.keys, next_noncomment(tbl, i), node)
            end
          end
          for i = #tbl, 1, -1 do
            if utils["comment?"](tbl[i]) then
              table.remove(tbl, i)
            end
          end
          return comments
        end
        local function close_curly_table(tbl)
          local comments = extract_comments(tbl)
          local keys = {}
          local val = {}
          if ((#tbl % 2) ~= 0) then
            byteindex = (byteindex - 1)
            parse_error("expected even number of values in table literal")
          end
          setmetatable(val, tbl)
          for i = 1, #tbl, 2 do
            if ((tostring(tbl[i]) == ":") and utils["sym?"](tbl[(i + 1)]) and utils["sym?"](tbl[i])) then
              tbl[i] = tostring(tbl[(i + 1)])
            end
            val[tbl[i]] = tbl[(i + 1)]
            table.insert(keys, tbl[i])
          end
          tbl.comments = comments
          tbl.keys = keys
          return dispatch(val)
        end
        local function close_table(b)
          local top = table.remove(stack)
          if (top == nil) then
            parse_error(("unexpected closing delimiter " .. string.char(b)))
          end
          if (top.closer and (top.closer ~= b)) then
            parse_error(("mismatched closing delimiter " .. string.char(b) .. ", expected " .. string.char(top.closer)))
          end
          top.byteend = byteindex
          if (b == 41) then
            return close_list(top)
          elseif (b == 93) then
            return close_sequence(top)
          else
            return close_curly_table(top)
          end
        end
        local function parse_string_loop(chars, b, state)
          table.insert(chars, b)
          local state0 = nil
          do
            local _0_0 = {state, b}
            if ((type(_0_0) == "table") and (_0_0[1] == "base") and (_0_0[2] == 92)) then
              state0 = "backslash"
            elseif ((type(_0_0) == "table") and (_0_0[1] == "base") and (_0_0[2] == 34)) then
              state0 = "done"
            else
              local _ = _0_0
              state0 = "base"
            end
          end
          if (b and (state0 ~= "done")) then
            return parse_string_loop(chars, getb(), state0)
          else
            return b
          end
        end
        local function escape_char(c)
          return ({[10] = "\\n", [11] = "\\v", [12] = "\\f", [13] = "\\r", [7] = "\\a", [8] = "\\b", [9] = "\\t"})[c:byte()]
        end
        local function parse_string()
          table.insert(stack, {closer = 34})
          local chars = {34}
          if not parse_string_loop(chars, getb(), "base") then
            badend()
          end
          table.remove(stack)
          local raw = string.char(unpack(chars))
          local formatted = raw:gsub("[\7-\13]", escape_char)
          local _1_0 = (rawget(_G, "loadstring") or load)(("return " .. formatted))
          if (nil ~= _1_0) then
            local load_fn = _1_0
            return dispatch(load_fn())
          elseif (_1_0 == nil) then
            return parse_error(("Invalid string: " .. raw))
          end
        end
        local function parse_prefix(b)
          table.insert(stack, {bytestart = byteindex, filename = filename, line = line, prefix = prefixes[b]})
          local nextb = getb()
          if (whitespace_3f(nextb) or (true == delims[nextb])) then
            if (b ~= 35) then
              parse_error("invalid whitespace after quoting prefix")
            end
            table.remove(stack)
            dispatch(utils.sym("#"))
          end
          return ungetb(nextb)
        end
        local function parse_sym_loop(chars, b)
          if (b and sym_char_3f(b)) then
            table.insert(chars, b)
            return parse_sym_loop(chars, getb())
          else
            if b then
              ungetb(b)
            end
            return chars
          end
        end
        local function parse_number(rawstr)
          local number_with_stripped_underscores = (not rawstr:find("^_") and rawstr:gsub("_", ""))
          if rawstr:match("^%d") then
            dispatch((tonumber(number_with_stripped_underscores) or parse_error(("could not read number \"" .. rawstr .. "\""))))
            return true
          else
            local _0_0 = tonumber(number_with_stripped_underscores)
            if (nil ~= _0_0) then
              local x = _0_0
              dispatch(x)
              return true
            else
              local _ = _0_0
              return false
            end
          end
        end
        local function check_malformed_sym(rawstr)
          if (rawstr:match("^~") and (rawstr ~= "~=")) then
            return parse_error("illegal character: ~")
          elseif rawstr:match("%.[0-9]") then
            return parse_error(("can't start multisym segment with a digit: " .. rawstr), (((byteindex - #rawstr) + rawstr:find("%.[0-9]")) + 1))
          elseif (rawstr:match("[%.:][%.:]") and (rawstr ~= "..") and (rawstr ~= "$...")) then
            return parse_error(("malformed multisym: " .. rawstr), ((byteindex - #rawstr) + 1 + rawstr:find("[%.:][%.:]")))
          elseif rawstr:match(":.+[%.:]") then
            return parse_error(("method must be last component of multisym: " .. rawstr), ((byteindex - #rawstr) + rawstr:find(":.+[%.:]")))
          else
            return rawstr
          end
        end
        local function parse_sym(b)
          local bytestart = byteindex
          local rawstr = string.char(unpack(parse_sym_loop({b}, getb())))
          if (rawstr == "true") then
            return dispatch(true)
          elseif (rawstr == "false") then
            return dispatch(false)
          elseif (rawstr == "...") then
            return dispatch(utils.varg())
          elseif rawstr:match("^:.+$") then
            return dispatch(rawstr:sub(2))
          elseif not parse_number(rawstr) then
            return dispatch(utils.sym(check_malformed_sym(rawstr), {byteend = byteindex, bytestart = bytestart, filename = filename, line = line}))
          end
        end
        local function parse_loop(b)
          if not b then
          elseif (b == 59) then
            parse_comment(getb(), {";"})
          elseif (type(delims[b]) == "number") then
            open_table(b)
          elseif delims[b] then
            close_table(b)
          elseif (b == 34) then
            parse_string(b)
          elseif prefixes[b] then
            parse_prefix(b)
          elseif (sym_char_3f(b) or (b == string.byte("~"))) then
            parse_sym(b)
          elseif not utils.hook("illegal-char", b, getb, ungetb, dispatch) then
            parse_error(("illegal character: " .. string.char(b)))
          end
          if not b then
            return nil
          elseif done_3f then
            return true, retval
          else
            return parse_loop(skip_whitespace(getb()))
          end
        end
        return parse_loop(skip_whitespace(getb()))
      end
      local function _0_()
        stack = {}
        return nil
      end
      return parse_stream, _0_
    end
    return {["string-stream"] = string_stream, ["sym-char?"] = sym_char_3f, granulate = granulate, parser = parser}
  end
  local utils = nil
  package.preload["fennel.utils"] = package.preload["fennel.utils"] or function(...)
    local function stablepairs(t)
      local keys = {}
      local succ = {}
      for k in pairs(t) do
        table.insert(keys, k)
      end
      local function _0_(_241, _242)
        return (tostring(_241) < tostring(_242))
      end
      table.sort(keys, _0_)
      for i, k in ipairs(keys) do
        succ[k] = keys[(i + 1)]
      end
      local function stablenext(tbl, idx)
        local key = nil
        if (idx == nil) then
          key = keys[1]
        else
          key = succ[idx]
        end
        local value = nil
        if (key == nil) then
          value = nil
        else
          value = tbl[key]
        end
        return key, value
      end
      return stablenext, t, nil
    end
    local function map(t, f, out)
      local out0 = (out or {})
      local f0 = nil
      if (type(f) == "function") then
        f0 = f
      else
        local function _0_(_241)
          return _241[f]
        end
        f0 = _0_
      end
      for _, x in ipairs(t) do
        local _1_0 = f0(x)
        if (nil ~= _1_0) then
          local v = _1_0
          table.insert(out0, v)
        end
      end
      return out0
    end
    local function kvmap(t, f, out)
      local out0 = (out or {})
      local f0 = nil
      if (type(f) == "function") then
        f0 = f
      else
        local function _0_(_241)
          return _241[f]
        end
        f0 = _0_
      end
      for k, x in stablepairs(t) do
        local _1_0, _2_0 = f0(k, x)
        if ((nil ~= _1_0) and (nil ~= _2_0)) then
          local key = _1_0
          local value = _2_0
          out0[key] = value
        elseif (nil ~= _1_0) then
          local value = _1_0
          table.insert(out0, value)
        end
      end
      return out0
    end
    local function copy(from, to)
      local to0 = (to or {})
      for k, v in pairs((from or {})) do
        to0[k] = v
      end
      return to0
    end
    local function member_3f(x, tbl, n)
      local _0_0 = tbl[(n or 1)]
      if (_0_0 == x) then
        return true
      elseif (_0_0 == nil) then
        return nil
      else
        local _ = _0_0
        return member_3f(x, tbl, ((n or 1) + 1))
      end
    end
    local function allpairs(tbl)
      assert((type(tbl) == "table"), "allpairs expects a table")
      local t = tbl
      local seen = {}
      local function allpairs_next(_, state)
        local next_state, value = next(t, state)
        if seen[next_state] then
          return allpairs_next(nil, next_state)
        elseif next_state then
          seen[next_state] = true
          return next_state, value
        else
          local _0_0 = getmetatable(t)
          if ((type(_0_0) == "table") and (nil ~= _0_0.__index)) then
            local __index = _0_0.__index
            if ("table" == type(__index)) then
              t = __index
              return allpairs_next(t)
            end
          end
        end
      end
      return allpairs_next
    end
    local function deref(self)
      return self[1]
    end
    local nil_sym = nil
    local function list__3estring(self, tostring2)
      local safe, max = {}, 0
      for k in pairs(self) do
        if ((type(k) == "number") and (k > max)) then
          max = k
        end
      end
      for i = 1, max do
        safe[i] = (((self[i] == nil) and nil_sym) or self[i])
      end
      return ("(" .. table.concat(map(safe, (tostring2 or tostring)), " ", 1, max) .. ")")
    end
    local function comment_view(c)
      return c, true
    end
    local function sym_3d(a, b)
      return ((deref(a) == deref(b)) and (getmetatable(a) == getmetatable(b)))
    end
    local function sym_3c(a, b)
      return (a[1] < tostring(b))
    end
    local symbol_mt = {"SYMBOL", __eq = sym_3d, __fennelview = deref, __lt = sym_3c, __tostring = deref}
    local expr_mt = {"EXPR", __tostring = deref}
    local list_mt = {"LIST", __fennelview = list__3estring, __tostring = list__3estring}
    local comment_mt = {"COMMENT", __eq = sym_3d, __fennelview = comment_view, __lt = sym_3c, __tostring = deref}
    local sequence_marker = {"SEQUENCE"}
    local vararg = setmetatable({"..."}, {"VARARG", __fennelview = deref, __tostring = deref})
    local getenv = nil
    local function _0_()
      return nil
    end
    getenv = ((os and os.getenv) or _0_)
    local function debug_on_3f(flag)
      local level = (getenv("FENNEL_DEBUG") or "")
      return ((level == "all") or level:find(flag))
    end
    local function list(...)
      return setmetatable({...}, list_mt)
    end
    local function sym(str, _3fsource, _3fscope)
      local s = {str, ["?scope"] = _3fscope}
      for k, v in pairs((_3fsource or {})) do
        if (type(k) == "string") then
          s[k] = v
        end
      end
      return setmetatable(s, symbol_mt)
    end
    nil_sym = sym("nil")
    local function sequence(...)
      return setmetatable({...}, {sequence = sequence_marker})
    end
    local function expr(strcode, etype)
      return setmetatable({strcode, type = etype}, expr_mt)
    end
    local function comment_2a(contents, _3fsource)
      local _1_ = (_3fsource or {})
      local filename = _1_["filename"]
      local line = _1_["line"]
      return setmetatable({contents, filename = filename, line = line}, comment_mt)
    end
    local function varg()
      return vararg
    end
    local function expr_3f(x)
      return ((type(x) == "table") and (getmetatable(x) == expr_mt) and x)
    end
    local function varg_3f(x)
      return ((x == vararg) and x)
    end
    local function list_3f(x)
      return ((type(x) == "table") and (getmetatable(x) == list_mt) and x)
    end
    local function sym_3f(x)
      return ((type(x) == "table") and (getmetatable(x) == symbol_mt) and x)
    end
    local function sequence_3f(x)
      local mt = ((type(x) == "table") and getmetatable(x))
      return (mt and (mt.sequence == sequence_marker) and x)
    end
    local function comment_3f(x)
      return ((type(x) == "table") and (getmetatable(x) == comment_mt) and x)
    end
    local function table_3f(x)
      return ((type(x) == "table") and (x ~= vararg) and (getmetatable(x) ~= list_mt) and (getmetatable(x) ~= symbol_mt) and not comment_3f(x) and x)
    end
    local function multi_sym_3f(str)
      if sym_3f(str) then
        return multi_sym_3f(tostring(str))
      elseif (type(str) ~= "string") then
        return false
      else
        local parts = {}
        for part in str:gmatch("[^%.%:]+[%.%:]?") do
          local last_char = part:sub(( - 1))
          if (last_char == ":") then
            parts["multi-sym-method-call"] = true
          end
          if ((last_char == ":") or (last_char == ".")) then
            parts[(#parts + 1)] = part:sub(1, ( - 2))
          else
            parts[(#parts + 1)] = part
          end
        end
        return ((#parts > 0) and (str:match("%.") or str:match(":")) and not str:match("%.%.") and (str:byte() ~= string.byte(".")) and (str:byte(( - 1)) ~= string.byte(".")) and parts)
      end
    end
    local function quoted_3f(symbol)
      return symbol.quoted
    end
    local function walk_tree(root, f, custom_iterator)
      local function walk(iterfn, parent, idx, node)
        if f(idx, node, parent) then
          for k, v in iterfn(node) do
            walk(iterfn, node, k, v)
          end
          return nil
        end
      end
      walk((custom_iterator or pairs), nil, nil, root)
      return root
    end
    local lua_keywords = {"and", "break", "do", "else", "elseif", "end", "false", "for", "function", "if", "in", "local", "nil", "not", "or", "repeat", "return", "then", "true", "until", "while", "goto"}
    for i, v in ipairs(lua_keywords) do
      lua_keywords[v] = i
    end
    local function valid_lua_identifier_3f(str)
      return (str:match("^[%a_][%w_]*$") and not lua_keywords[str])
    end
    local propagated_options = {"allowedGlobals", "indent", "correlate", "useMetadata", "env", "compiler-env", "compilerEnv"}
    local function propagate_options(options, subopts)
      for _, name in ipairs(propagated_options) do
        subopts[name] = options[name]
      end
      return subopts
    end
    local root = nil
    local function _1_()
    end
    root = {chunk = nil, options = nil, reset = _1_, scope = nil}
    root["set-reset"] = function(_2_0)
      local _3_ = _2_0
      local chunk = _3_["chunk"]
      local options = _3_["options"]
      local reset = _3_["reset"]
      local scope = _3_["scope"]
      root.reset = function()
        root.chunk, root.scope, root.options, root.reset = chunk, scope, options, reset
        return nil
      end
      return root.reset
    end
    local function hook(event, ...)
      local result = nil
      if (root.options and root.options.plugins) then
        for _, plugin in ipairs(root.options.plugins) do
          do
            local _3_0 = plugin[event]
            if (nil ~= _3_0) then
              local f = _3_0
              result = f(...)
            end
          end
          if (nil ~= result) then
            return result
          end
        end
        return nil
      end
    end
    return {["comment?"] = comment_3f, ["debug-on?"] = debug_on_3f, ["expr?"] = expr_3f, ["list?"] = list_3f, ["lua-keywords"] = lua_keywords, ["macro-path"] = table.concat({"./?.fnl", "./?/init-macros.fnl", "./?/init.fnl", getenv("FENNEL_MACRO_PATH")}, ";"), ["member?"] = member_3f, ["multi-sym?"] = multi_sym_3f, ["propagate-options"] = propagate_options, ["quoted?"] = quoted_3f, ["sequence?"] = sequence_3f, ["sym?"] = sym_3f, ["table?"] = table_3f, ["valid-lua-identifier?"] = valid_lua_identifier_3f, ["varg?"] = varg_3f, ["walk-tree"] = walk_tree, allpairs = allpairs, comment = comment_2a, copy = copy, deref = deref, expr = expr, hook = hook, kvmap = kvmap, list = list, map = map, path = table.concat({"./?.fnl", "./?/init.fnl", getenv("FENNEL_PATH")}, ";"), root = root, sequence = sequence, stablepairs = stablepairs, sym = sym, varg = varg}
  end
  utils = require("fennel.utils")
  local parser = require("fennel.parser")
  local compiler = require("fennel.compiler")
  local specials = require("fennel.specials")
  local repl = require("fennel.repl")
  local view = require("fennel.view")
  local function eval_env(env, opts)
    if (env == "_COMPILER") then
      local env0 = specials["make-compiler-env"](nil, compiler.scopes.compiler, {})
      if (opts.allowedGlobals == nil) then
        opts.allowedGlobals = specials["current-global-names"](env0)
      end
      return specials["wrap-env"](env0)
    else
      return (env and specials["wrap-env"](env))
    end
  end
  local function eval_opts(options, str)
    local opts = utils.copy(options)
    if (opts.allowedGlobals == nil) then
      opts.allowedGlobals = specials["current-global-names"](opts.env)
    end
    if (not opts.filename and not opts.source) then
      opts.source = str
    end
    if (opts.env == "_COMPILER") then
      opts.scope = compiler["make-scope"](compiler.scopes.compiler)
    end
    return opts
  end
  local function eval(str, options, ...)
    local opts = eval_opts(options, str)
    local env = eval_env(opts.env, opts)
    local lua_source = compiler["compile-string"](str, opts)
    local loader = nil
    local function _0_(...)
      if opts.filename then
        return ("@" .. opts.filename)
      else
        return str
      end
    end
    loader = specials["load-code"](lua_source, env, _0_(...))
    opts.filename = nil
    return loader(...)
  end
  local function dofile_2a(filename, options, ...)
    local opts = utils.copy(options)
    local f = assert(io.open(filename, "rb"))
    local source = assert(f:read("*all"), ("Could not read " .. filename))
    f:close()
    opts.filename = filename
    return eval(source, opts, ...)
  end
  local function syntax()
    local body_3f = {"when", "with-open", "collect", "icollect", "lambda", "\206\187", "macro", "match", "accumulate"}
    local binding_3f = {"collect", "icollect", "each", "for", "let", "with-open", "accumulate"}
    local define_3f = {"fn", "lambda", "\206\187", "var", "local", "macro", "macros", "global"}
    local out = {}
    for k, v in pairs(compiler.scopes.global.specials) do
      local metadata = (compiler.metadata[v] or {})
      out[k] = {["binding-form?"] = utils["member?"](k, binding_3f), ["body-form?"] = metadata["fnl/body-form?"], ["define?"] = utils["member?"](k, define_3f), ["special?"] = true}
    end
    for k, v in pairs(compiler.scopes.global.macros) do
      out[k] = {["binding-form?"] = utils["member?"](k, binding_3f), ["body-form?"] = utils["member?"](k, body_3f), ["define?"] = utils["member?"](k, define_3f), ["macro?"] = true}
    end
    for k, v in pairs(_G) do
      local _0_0 = type(v)
      if (_0_0 == "function") then
        out[k] = {["function?"] = true, ["global?"] = true}
      elseif (_0_0 == "table") then
        for k2, v2 in pairs(v) do
          if (("function" == type(v2)) and (k ~= "_G")) then
            out[(k .. "." .. k2)] = {["function?"] = true, ["global?"] = true}
          end
        end
        out[k] = {["global?"] = true}
      end
    end
    return out
  end
  local mod = {["comment?"] = utils["comment?"], ["compile-stream"] = compiler["compile-stream"], ["compile-string"] = compiler["compile-string"], ["list?"] = utils["list?"], ["load-code"] = specials["load-code"], ["macro-loaded"] = specials["macro-loaded"], ["macro-path"] = utils["macro-path"], ["macro-searchers"] = specials["macro-searchers"], ["make-searcher"] = specials["make-searcher"], ["search-module"] = specials["search-module"], ["sequence?"] = utils["sequence?"], ["string-stream"] = parser["string-stream"], ["sym-char?"] = parser["sym-char?"], ["sym?"] = utils["sym?"], comment = utils.comment, compile = compiler.compile, compile1 = compiler.compile1, compileStream = compiler["compile-stream"], compileString = compiler["compile-string"], doc = specials.doc, dofile = dofile_2a, eval = eval, gensym = compiler.gensym, granulate = parser.granulate, list = utils.list, loadCode = specials["load-code"], macroLoaded = specials["macro-loaded"], makeSearcher = specials["make-searcher"], make_searcher = specials["make-searcher"], mangle = compiler["global-mangling"], metadata = compiler.metadata, parser = parser.parser, path = utils.path, repl = repl, scope = compiler["make-scope"], searchModule = specials["search-module"], searcher = specials["make-searcher"](), sequence = utils.sequence, stringStream = parser["string-stream"], sym = utils.sym, syntax = syntax, traceback = compiler.traceback, unmangle = compiler["global-unmangling"], varg = utils.varg, version = "0.10.0", view = view}
  utils["fennel-module"] = mod
  do
    local builtin_macros = [===[;; This module contains all the built-in Fennel macros. Unlike all the other
    ;; modules that are loaded by the old bootstrap compiler, this runs in the
    ;; compiler scope of the version of the compiler being defined.
    
    ;; The code for these macros is somewhat idiosyncratic because it cannot use any
    ;; macros which have not yet been defined.
    
    ;; TODO: some of these macros modify their arguments; we should stop doing that,
    ;; but in a way that preserves file/line metadata.
    
    (fn ->* [val ...]
      "Thread-first macro.
    Take the first value and splice it into the second form as its first argument.
    The value of the second form is spliced into the first arg of the third, etc."
      (var x val)
      (each [_ e (ipairs [...])]
        (let [elt (if (list? e) e (list e))]
          (table.insert elt 2 x)
          (set x elt)))
      x)
    
    (fn ->>* [val ...]
      "Thread-last macro.
    Same as ->, except splices the value into the last position of each form
    rather than the first."
      (var x val)
      (each [_ e (pairs [...])]
        (let [elt (if (list? e) e (list e))]
          (table.insert elt x)
          (set x elt)))
      x)
    
    (fn -?>* [val ...]
      "Nil-safe thread-first macro.
    Same as -> except will short-circuit with nil when it encounters a nil value."
      (if (= 0 (select "#" ...))
          val
          (let [els [...]
                e (table.remove els 1)
                el (if (list? e) e (list e))
                tmp (gensym)]
            (table.insert el 2 tmp)
            `(let [,tmp ,val]
               (if ,tmp
                   (-?> ,el ,(unpack els))
                   ,tmp)))))
    
    (fn -?>>* [val ...]
      "Nil-safe thread-last macro.
    Same as ->> except will short-circuit with nil when it encounters a nil value."
      (if (= 0 (select "#" ...))
          val
          (let [els [...]
                e (table.remove els 1)
                el (if (list? e) e (list e))
                tmp (gensym)]
            (table.insert el tmp)
            `(let [,tmp ,val]
               (if ,tmp
                   (-?>> ,el ,(unpack els))
                   ,tmp)))))
    
    (fn ?dot [tbl ...]
      "Nil-safe table look up.
    Same as . (dot), except will short-circuit with nil when it encounters
    a nil value in any of subsequent keys."
      (let [head (gensym :t)
            lookups `(do (var ,head ,tbl) ,head)]
        (each [_ k (ipairs [...])]
          ;; Kinda gnarly to reassign in place like this, but it emits the best lua.
          ;; With this impl, it emits a flat, concise, and readable set of if blocks.
          (table.insert lookups (# lookups) `(if (not= nil ,head)
                                               (set ,head (. ,head ,k)))))
        lookups))
    
    (fn doto* [val ...]
      "Evaluates val and splices it into the first argument of subsequent forms."
      (let [name (gensym)
            form `(let [,name ,val])]
        (each [_ elt (pairs [...])]
          (table.insert elt 2 name)
          (table.insert form elt))
        (table.insert form name)
        form))
    
    (fn when* [condition body1 ...]
      "Evaluate body for side-effects only when condition is truthy."
      (assert body1 "expected body")
      `(if ,condition
           (do
             ,body1
             ,...)))
    
    (fn with-open* [closable-bindings ...]
      "Like `let`, but invokes (v:close) on each binding after evaluating the body.
    The body is evaluated inside `xpcall` so that bound values will be closed upon
    encountering an error before propagating it."
      (let [bodyfn `(fn []
                      ,...)
            closer `(fn close-handlers# [ok# ...]
                      (if ok# ... (error ... 0)))
            traceback `(. (or package.loaded.fennel debug) :traceback)]
        (for [i 1 (length closable-bindings) 2]
          (assert (sym? (. closable-bindings i))
                  "with-open only allows symbols in bindings")
          (table.insert closer 4 `(: ,(. closable-bindings i) :close)))
        `(let ,closable-bindings
           ,closer
           (close-handlers# (xpcall ,bodyfn ,traceback)))))
    
    (fn collect* [iter-tbl key-value-expr ...]
      "Returns a table made by running an iterator and evaluating an expression
    that returns key-value pairs to be inserted sequentially into the table.
    This can be thought of as a \"table comprehension\". The provided key-value
    expression must return either 2 values, or nil.
    
    For example,
      (collect [k v (pairs {:apple \"red\" :orange \"orange\"})]
        (values v k))
    returns
      {:red \"apple\" :orange \"orange\"}"
      (assert (and (sequence? iter-tbl) (>= (length iter-tbl) 2))
              "expected iterator binding table")
      (assert (not= nil key-value-expr) "expected key-value expression")
      (assert (= nil ...)
              "expected exactly one body expression. Wrap multiple expressions with do")
      `(let [tbl# {}]
         (each ,iter-tbl
           (match ,key-value-expr
             (k# v#) (tset tbl# k# v#)))
         tbl#))
    
    (fn icollect* [iter-tbl value-expr ...]
      "Returns a sequential table made by running an iterator and evaluating an
    expression that returns values to be inserted sequentially into the table.
    This can be thought of as a \"list comprehension\".
    
    For example,
      (icollect [_ v (ipairs [1 2 3 4 5])] (when (> v 2) (* v v)))
    returns
      [9 16 25]"
      (assert (and (sequence? iter-tbl) (>= (length iter-tbl) 2))
              "expected iterator binding table")
      (assert (not= nil value-expr) "expected table value expression")
      (assert (= nil ...)
              "expected exactly one body expression. Wrap multiple expressions with do")
      `(let [tbl# []]
         (each ,iter-tbl
           (tset tbl# (+ (length tbl#) 1) ,value-expr))
         tbl#))
    
    (fn accumulate* [iter-tbl accum-expr ...]
      "Accumulation macro.
    It takes a binding table and an expression as its arguments.
    In the binding table, the first symbol is bound to the second value, being an
    initial accumulator variable. The rest are an iterator binding table in the
    format `each` takes.
    It runs through the iterator in each step of which the given expression is
    evaluated, and its returned value updates the accumulator variable.
    It eventually returns the final value of the accumulator variable.
    
    For example,
      (accumulate [total 0
                   _ n (pairs {:apple 2 :orange 3})]
        (+ total n))
    returns
      5"
      (assert (and (sequence? iter-tbl) (>= (length iter-tbl) 4))
              "expected initial value and iterator binding table")
      (assert (not= nil accum-expr) "expected accumulating expression")
      (assert (= nil ...)
              "expected exactly one body expression. Wrap multiple expressions with do")
      (let [accum-var (table.remove iter-tbl 1)
            accum-init (table.remove iter-tbl 1)]
        `(do (var ,accum-var ,accum-init)
             (each ,iter-tbl
               (set ,accum-var ,accum-expr))
             ,accum-var)))
    
    (fn partial* [f ...]
      "Returns a function with all arguments partially applied to f."
      (assert f "expected a function to partially apply")
      (let [bindings []
            args []]
        (each [_ arg (ipairs [...])]
          (if (or (= :number (type arg))
                  (= :string (type arg))
                  (= :boolean (type arg))
                  (= `nil arg))
            (table.insert args arg)
            (let [name (gensym)]
              (table.insert bindings name)
              (table.insert bindings arg)
              (table.insert args name))))
        (let [body (list f (unpack args))]
          (table.insert body _VARARG)
          `(let ,bindings
             (fn [,_VARARG]
               ,body)))))
    
    (fn pick-args* [n f]
      "Creates a function of arity n that applies its arguments to f.
    
    For example,
      (pick-args 2 func)
    expands to
      (fn [_0_ _1_] (func _0_ _1_))"
      (if (and _G.io _G.io.stderr)
          (_G.io.stderr:write
           "-- WARNING: pick-args is deprecated and will be removed in the future.\n"))
      (assert (and (= (type n) :number) (= n (math.floor n)) (>= n 0))
              (.. "Expected n to be an integer literal >= 0, got " (tostring n)))
      (let [bindings []]
        (for [i 1 n]
          (tset bindings i (gensym)))
        `(fn ,bindings
           (,f ,(unpack bindings)))))
    
    (fn pick-values* [n ...]
      "Like the `values` special, but emits exactly n values.
    
    For example,
      (pick-values 2 ...)
    expands to
      (let [(_0_ _1_) ...]
        (values _0_ _1_))"
      (assert (and (= :number (type n)) (>= n 0) (= n (math.floor n)))
              (.. "Expected n to be an integer >= 0, got " (tostring n)))
      (let [let-syms (list)
            let-values (if (= 1 (select "#" ...)) ... `(values ,...))]
        (for [i 1 n]
          (table.insert let-syms (gensym)))
        (if (= n 0) `(values)
            `(let [,let-syms ,let-values]
               (values ,(unpack let-syms))))))
    
    (fn lambda* [...]
      "Function literal with arity checking.
    Will throw an exception if a declared argument is passed in as nil, unless
    that argument name begins with ?."
      (let [args [...]
            has-internal-name? (sym? (. args 1))
            arglist (if has-internal-name? (. args 2) (. args 1))
            docstring-position (if has-internal-name? 3 2)
            has-docstring? (and (> (length args) docstring-position)
                                (= :string (type (. args docstring-position))))
            arity-check-position (- 4 (if has-internal-name? 0 1)
                                    (if has-docstring? 0 1))
            empty-body? (< (length args) arity-check-position)]
        (fn check! [a]
          (if (table? a)
              (each [_ a (pairs a)]
                (check! a))
              (let [as (tostring a)]
                (and (not (as:match "^?")) (not= as "&") (not= as "_")
                     (not= as "...")))
              (table.insert args arity-check-position
                            `(assert (not= nil ,a)
                                     (string.format "Missing argument %s on %s:%s"
                                                    ,(tostring a)
                                                    ,(or a.filename :unknown)
                                                    ,(or a.line "?"))))))
    
        (assert (= :table (type arglist)) "expected arg list")
        (each [_ a (ipairs arglist)]
          (check! a))
        (if empty-body?
            (table.insert args (sym :nil)))
        `(fn ,(unpack args))))
    
    (fn macro* [name ...]
      "Define a single macro."
      (assert (sym? name) "expected symbol for macro name")
      (local args [...])
      `(macros {,(tostring name) (fn ,(unpack args))}))
    
    (fn macrodebug* [form return?]
      "Print the resulting form after performing macroexpansion.
    With a second argument, returns expanded form as a string instead of printing."
      (let [handle (if return? `do `print)]
        `(,handle ,(view (macroexpand form _SCOPE)))))
    
    (fn import-macros* [binding1 module-name1 ...]
      "Binds a table of macros from each macro module according to a binding form.
    Each binding form can be either a symbol or a k/v destructuring table.
    Example:
      (import-macros mymacros                 :my-macros    ; bind to symbol
                     {:macro1 alias : macro2} :proj.macros) ; import by name"
      (assert (and binding1 module-name1 (= 0 (% (select "#" ...) 2)))
              "expected even number of binding/modulename pairs")
      (for [i 1 (select "#" binding1 module-name1 ...) 2]
        (let [(binding modname) (select i binding1 module-name1 ...)
              ;; generate a subscope of current scope, use require-macros
              ;; to bring in macro module. after that, we just copy the
              ;; macros from subscope to scope.
              scope (get-scope)
              subscope (fennel.scope scope)]
          (_SPECIALS.require-macros `(require-macros ,modname) subscope {} ast)
          (if (sym? binding)
              ;; bind whole table of macros to table bound to symbol
              (tset scope.macros (. binding 1) (. macro-loaded modname))
              ;; 1-level table destructuring for importing individual macros
              (table? binding)
              (each [macro-name [import-key] (pairs binding)]
                (assert (= :function (type (. subscope.macros macro-name)))
                        (.. "macro " macro-name " not found in module "
                            (tostring modname)))
                (tset scope.macros import-key (. subscope.macros macro-name))))))
      nil)
    
    ;;; Pattern matching
    
    (fn match-values [vals pattern unifications match-pattern]
      (let [condition `(and)
            bindings []]
        (each [i pat (ipairs pattern)]
          (let [(subcondition subbindings) (match-pattern [(. vals i)] pat
                                                          unifications)]
            (table.insert condition subcondition)
            (each [_ b (ipairs subbindings)]
              (table.insert bindings b))))
        (values condition bindings)))
    
    (fn match-table [val pattern unifications match-pattern]
      (let [condition `(and (= (type ,val) :table))
            bindings []]
        (each [k pat (pairs pattern)]
          (if (= pat `&)
              (do
                (assert (= nil (. pattern (+ k 2)))
                        "expected & rest argument before last parameter")
                (table.insert bindings (. pattern (+ k 1)))
                (table.insert bindings
                              [`(select ,k ((or table.unpack _G.unpack) ,val))]))
              (= k `&as)
              (do
                (table.insert bindings pat)
                (table.insert bindings val))
              (and (= :number (type k)) (= `&as pat))
              (do
                (assert (= nil (. pattern (+ k 2)))
                        "expected &as argument before last parameter")
                (table.insert bindings (. pattern (+ k 1)))
                (table.insert bindings val))
              ;; don't process the pattern right after &/&as; already got it
              (or (not= :number (type k)) (and (not= `&as (. pattern (- k 1)))
                                               (not= `& (. pattern (- k 1)))))
              (let [subval `(. ,val ,k)
                    (subcondition subbindings) (match-pattern [subval] pat
                                                              unifications)]
                (table.insert condition subcondition)
                (each [_ b (ipairs subbindings)]
                  (table.insert bindings b)))))
        (values condition bindings)))
    
    (fn match-pattern [vals pattern unifications]
      "Takes the AST of values and a single pattern and returns a condition
    to determine if it matches as well as a list of bindings to
    introduce for the duration of the body if it does match."
      ;; we have to assume we're matching against multiple values here until we
      ;; know we're either in a multi-valued clause (in which case we know the #
      ;; of vals) or we're not, in which case we only care about the first one.
      (let [[val] vals]
        (if (or (and (sym? pattern) ; unification with outer locals (or nil)
                     (not= "_" (tostring pattern)) ; never unify _
                     (or (in-scope? pattern) (= :nil (tostring pattern))))
                (and (multi-sym? pattern) (in-scope? (. (multi-sym? pattern) 1))))
            (values `(= ,val ,pattern) [])
            ;; unify a local we've seen already
            (and (sym? pattern) (. unifications (tostring pattern)))
            (values `(= ,(. unifications (tostring pattern)) ,val) [])
            ;; bind a fresh local
            (sym? pattern)
            (let [wildcard? (: (tostring pattern) :find "^_")]
              (if (not wildcard?) (tset unifications (tostring pattern) val))
              (values (if (or wildcard? (string.find (tostring pattern) "^?")) true
                          `(not= ,(sym :nil) ,val)) [pattern val]))
            ;; guard clause
            (and (list? pattern) (= (. pattern 2) `?))
            (let [(pcondition bindings) (match-pattern vals (. pattern 1)
                                                       unifications)
                  condition `(and ,(unpack pattern 3))]
              (values `(and ,pcondition
                            (let ,bindings
                              ,condition)) bindings))
            ;; multi-valued patterns (represented as lists)
            (list? pattern)
            (match-values vals pattern unifications match-pattern)
            ;; table patterns
            (= (type pattern) :table)
            (match-table val pattern unifications match-pattern)
            ;; literal value
            (values `(= ,val ,pattern) []))))
    
    (fn match-condition [vals clauses]
      "Construct the actual `if` AST for the given match values and clauses."
      (if (not= 0 (% (length clauses) 2)) ; treat odd final clause as default
          (table.insert clauses (length clauses) (sym "_")))
      (let [out `(if)]
        (for [i 1 (length clauses) 2]
          (let [pattern (. clauses i)
                body (. clauses (+ i 1))
                (condition bindings) (match-pattern vals pattern {})]
            (table.insert out condition)
            (table.insert out `(let ,bindings
                                 ,body))))
        out))
    
    (fn match-val-syms [clauses]
      "How many multi-valued clauses are there? return a list of that many gensyms."
      (let [syms (list (gensym))]
        (for [i 1 (length clauses) 2]
          (let [clause (if (and (list? (. clauses i)) (= `? (. clauses i 2)))
                           (. clauses i 1)
                           (. clauses i))]
            (if (list? clause)
                (each [valnum (ipairs clause)]
                  (if (not (. syms valnum))
                      (tset syms valnum (gensym)))))))
        syms))
    
    (fn match* [val ...]
      ;; Old implementation of match macro, which doesn't directly support
      ;; `where' and `or'. New syntax is implemented in `match-where',
      ;; which simply generates old syntax and feeds it to `match*'.
      (let [clauses [...]
            vals (match-val-syms clauses)]
        (assert (= 0 (math.fmod (length clauses) 2))
                "expected even number of pattern/body pairs")
        ;; protect against multiple evaluation of the value, bind against as
        ;; many values as we ever match against in the clauses.
        (list `let [vals val] (match-condition vals clauses))))
    
    ;; Construction of old match syntax from new syntax
    
    (fn partition-2 [seq]
      ;; Partition `seq` by 2.
      ;; If `seq` has odd amount of elements, the last one is dropped.
      ;;
      ;; Input: [1 2 3 4 5]
      ;; Output: [[1 2] [3 4]]
      (let [firsts []
            seconds []
            res []]
        (for [i 1 (length seq) 2]
          (let [first (. seq i)
                second (. seq (+ i 1))]
            (table.insert firsts (if (not= nil first) first `nil))
            (table.insert seconds (if (not= nil second) second `nil))))
        (each [i v1 (ipairs firsts)]
          (let [v2 (. seconds i)]
            (if (not= nil v2)
                (table.insert res [v1 v2]))))
        res))
    
    (fn transform-or [[_ & pats] guards]
      ;; Transforms `(or pat pats*)` lists into match `guard` patterns.
      ;;
      ;; (or pat1 pat2), guard => [(pat1 ? guard) (pat2 ? guard)]
      (let [res []]
        (each [_ pat (ipairs pats)]
          (table.insert res (list pat `? (unpack guards))))
        res))
    
    (fn transform-cond [cond]
      ;; Transforms `where` cond into sequence of `match` guards.
      ;;
      ;; pat => [pat]
      ;; (where pat guard) => [(pat ? guard)]
      ;; (where (or pat1 pat2) guard) => [(pat1 ? guard) (pat2 ? guard)]
      (if (and (list? cond) (= (. cond 1) `where))
          (let [second (. cond 2)]
            (if (and (list? second) (= (. second 1) `or))
                (transform-or second [(unpack cond 3)])
                :else
                [(list second `? (unpack cond 3))]))
          :else
          [cond]))
    
    (fn match-where [val ...]
      "Perform pattern matching on val. See reference for details.
    
    Syntax:
    
    (match data-expression
      pattern body
      (where pattern guard guards*) body
      (where (or pattern patterns*) guard guards*) body)"
      (let [conds-bodies (partition-2 [...])
            else-branch (if (not= 0 (% (select "#" ...) 2))
                            (select (select "#" ...) ...))
            match-body []]
        (each [_ [cond body] (ipairs conds-bodies)]
          (each [_ cond (ipairs (transform-cond cond))]
            (table.insert match-body cond)
            (table.insert match-body body)))
        (if else-branch
            (table.insert match-body else-branch))
        (match* val (unpack match-body))))
    
    {:-> ->*
     :->> ->>*
     :-?> -?>*
     :-?>> -?>>*
     :?. ?dot
     :doto doto*
     :when when*
     :with-open with-open*
     :collect collect*
     :icollect icollect*
     :accumulate accumulate*
     :partial partial*
     :lambda lambda*
     :pick-args pick-args*
     :pick-values pick-values*
     :macro macro*
     :macrodebug macrodebug*
     :import-macros import-macros*
     :match match-where}
    ]===]
    local module_name = "fennel.macros"
    local _ = nil
    local function _0_()
      return mod
    end
    package.preload[module_name] = _0_
    _ = nil
    local env = nil
    do
      local _1_0 = specials["make-compiler-env"](nil, compiler.scopes.compiler, {})
      _1_0["utils"] = utils
      _1_0["fennel"] = mod
      env = _1_0
    end
    local built_ins = eval(builtin_macros, {allowedGlobals = false, env = env, filename = "src/fennel/macros.fnl", moduleName = module_name, scope = compiler.scopes.compiler, useMetadata = true})
    for k, v in pairs(built_ins) do
      compiler.scopes.global.macros[k] = v
    end
    compiler.scopes.global.macros["\206\187"] = compiler.scopes.global.macros.lambda
    package.preload[module_name] = nil
  end
  return mod
end
fennel = require("fennel")
debug.traceback = fennel.traceback
local _local_1_ = require("fnlfmt")
local format_file = _local_1_["format-file"]
local version = _local_1_["version"]
local function help()
  print("Usage: fnlfmt [--no-comments] [--fix] FILENAME")
  print("With the --fix argument, updates the file in-place; otherwise")
  return print("prints the formatted file to stdout.")
end
local options = {}
for i = #arg, 1, -1 do
  if ("--no-comments" == arg[i]) then
    options["no-comments"] = true
    table.remove(arg, i)
  end
end
local _93_ = arg
if ((type(_93_) == "table") and ((_93_)[1] == "--version")) then
  return print(("fnlfmt version " .. version))
elseif ((type(_93_) == "table") and ((_93_)[1] == "--fix") and (nil ~= (_93_)[2]) and ((_93_)[3] == nil)) then
  local filename = (_93_)[2]
  local new = format_file(filename, options)
  local f = assert(io.open(filename, "w"))
  f:write(new)
  return f:close()
elseif ((type(_93_) == "table") and (nil ~= (_93_)[1]) and ((_93_)[2] == nil)) then
  local filename = (_93_)[1]
  return print(format_file(filename, options))
else
  local _ = _93_
  return help()
end
