114 lines
2.6 KiB
Ruby
114 lines
2.6 KiB
Ruby
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# -*- coding: utf-8 -*- #
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# frozen_string_literal: true
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module Rouge
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module Lexers
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class Make < RegexLexer
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title "Make"
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desc "Makefile syntax"
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tag 'make'
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aliases 'makefile', 'mf', 'gnumake', 'bsdmake'
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filenames '*.make', 'Makefile', 'makefile', 'Makefile.*', 'GNUmakefile'
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mimetypes 'text/x-makefile'
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bsd_special = %w(
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include undef error warning if else elif endif for endfor
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)
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gnu_special = %w(
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ifeq ifneq ifdef ifndef else endif include -include define endef :
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)
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line = /(?:\\.|\\\n|[^\\\n])*/m
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def initialize(opts={})
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super
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@shell = Shell.new(opts)
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end
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start { @shell.reset! }
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state :root do
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rule /\s+/, Text
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rule /#.*?\n/, Comment
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rule /(export)(\s+)(?=[a-zA-Z0-9_\${}\t -]+\n)/ do
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groups Keyword, Text
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push :export
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end
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rule /export\s+/, Keyword
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# assignment
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rule /([a-zA-Z0-9_${}.-]+)(\s*)([!?:+]?=)/m do |m|
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token Name::Variable, m[1]
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token Text, m[2]
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token Operator, m[3]
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push :shell_line
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end
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rule /"(\\\\|\\.|[^"\\])*"/, Str::Double
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rule /'(\\\\|\\.|[^'\\])*'/, Str::Single
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rule /([^\n:]+)(:+)([ \t]*)/ do
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groups Name::Label, Operator, Text
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push :block_header
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end
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end
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state :export do
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rule /[\w\${}-]/, Name::Variable
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rule /\n/, Text, :pop!
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rule /\s+/, Text
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end
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state :block_header do
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rule /[^,\\\n#]+/, Name::Function
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rule /,/, Punctuation
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rule /#.*?/, Comment
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rule /\\\n/, Text
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rule /\\./, Text
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rule /\n/ do
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token Text
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goto :block_body
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end
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end
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state :block_body do
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rule /(\t[\t ]*)([@-]?)/ do |m|
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groups Text, Punctuation
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push :shell_line
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end
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rule(//) { @shell.reset!; pop! }
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end
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state :shell do
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# macro interpolation
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rule /\$\(\s*[a-z_]\w*\s*\)/i, Name::Variable
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# $(shell ...)
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rule /(\$\()(\s*)(shell)(\s+)/m do
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groups Name::Function, Text, Name::Builtin, Text
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push :shell_expr
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end
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rule(/\\./m) { delegate @shell }
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stop = /\$\(|\(|\)|\\|$/
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rule(/.+?(?=#{stop})/m) { delegate @shell }
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rule(stop) { delegate @shell }
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end
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state :shell_expr do
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rule(/\(/) { delegate @shell; push }
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rule /\)/, Name::Variable, :pop!
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mixin :shell
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end
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state :shell_line do
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rule /\n/, Text, :pop!
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mixin :shell
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end
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end
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end
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end
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