block title

	extends ./foo.jade

include ./bar.jade

block append foo
append bar

block prepend foo
prepend bar

----------------------------------------------------

[
	["keyword", "block title"],
	["keyword", "extends ./foo.jade"],
	["keyword", "include ./bar.jade"],
	["keyword", "block append foo"],
	["keyword", "append bar"],
	["keyword", "block prepend foo"],
	["keyword", "prepend bar"]
]

----------------------------------------------------

Checks for all keywords.