Code coverage report for tar/lib/create.js

# All files / tar/lib create.js

100% Statements 59/59
100% Branches 35/35
100% Functions 12/12
100% Lines 59/59

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     'use strict'

    // tar -c
    const hlo = require('./high-level-opt.js')

    const Pack = require('./pack.js')
    const fs = require('fs')
    const fsm = require('fs-minipass')
    const t = require('./list.js')
    const path = require('path')

    const c = module.exports = (opt_, files, cb) => {
      if (typeof files === 'function')
        cb = files

      if (Array.isArray(opt_))
        files = opt_, opt_ = {}

      if (!files || !Array.isArray(files) || !files.length)
        throw new TypeError('no files or directories specified')

      files = Array.from(files)

      const opt = hlo(opt_)

      if (opt.sync && typeof cb === 'function')
        throw new TypeError('callback not supported for sync tar functions')

      if (!opt.file && typeof cb === 'function')
        throw new TypeError('callback only supported with file option')

      return opt.file && opt.sync ? createFileSync(opt, files)
        : opt.file ? createFile(opt, files, cb)
        : opt.sync ? createSync(opt, files)
        : create(opt, files)
    }

    const createFileSync = (opt, files) => {
      const p = new Pack.Sync(opt)
      const stream = new fsm.WriteStreamSync(opt.file, {
        mode: opt.mode || 0o666
      })
      p.pipe(stream)
      addFilesSync(p, files)
    }

    const createFile = (opt, files, cb) => {
      const p = new Pack(opt)
      const stream = new fsm.WriteStream(opt.file, {
        mode: opt.mode || 0o666
      })
      p.pipe(stream)

      const promise = new Promise((res, rej) => {
        stream.on('error', rej)
        stream.on('close', res)
        p.on('error', rej)
      })

      addFilesAsync(p, files)

      return cb ? promise.then(cb, cb) : promise
    }

    const addFilesSync = (p, files) => {
      files.forEach(file => {
        if (file.charAt(0) === '@')
          t({
            file: path.resolve(p.cwd, file.substr(1)),
            sync: true,
            noResume: true,
            onentry: entry => p.add(entry)
          })
        else
          p.add(file)
      })
      p.end()
    }

    const addFilesAsync = (p, files) => {
      while (files.length) {
        const file = files.shift()
        if (file.charAt(0) === '@')
          return t({
            file: path.resolve(p.cwd, file.substr(1)),
            noResume: true,
            onentry: entry => p.add(entry)
          }).then(_ => addFilesAsync(p, files))
        else
          p.add(file)
      }
      p.end()
    }

    const createSync = (opt, files) => {
      const p = new Pack.Sync(opt)
      addFilesSync(p, files)
      return p
    }

    const create = (opt, files) => {
      const p = new Pack(opt)
      addFilesAsync(p, files)
      return p
    }