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Size: 1.64 KB
Versions: 26
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Stored size: 1.64 KB
Contents
# -*- coding: utf-8 -*- #
module Rouge
module Lexers
class IO < RegexLexer
tag 'io'
title "Io"
desc 'The IO programming language (http://iolanguage.com)'
mimetypes 'text/x-iosrc'
filenames '*.io'
def self.analyze_text(text)
return 1 if text.shebang? 'io'
end
def self.constants
@constants ||= Set.new %w(nil false true)
end
def self.builtins
@builtins ||= Set.new %w(
args call clone do doFile doString else elseif for if list
method return super then
)
end
state :root do
rule /\s+/m, Text
rule %r(//.*?\n), Comment::Single
rule %r(#.*?\n), Comment::Single
rule %r(/(\\\n)?[*].*?[*](\\\n)?/)m, Comment::Multiline
rule %r(/[+]), Comment::Multiline, :nested_comment
rule /"(\\\\|\\"|[^"])*"/, Str
rule %r(:?:=), Keyword
rule /[()]/, Punctuation
rule %r([-=;,*+><!/|^.%&\[\]{}]), Operator
rule /[A-Z]\w*/, Name::Class
rule /[a-z_]\w*/ do |m|
name = m[0]
if self.class.constants.include? name
token Keyword::Constant
elsif self.class.builtins.include? name
token Name::Builtin
else
token Name
end
end
rule %r((\d+[.]?\d*|\d*[.]\d+)(e[+-]?[0-9]+)?)i, Num::Float
rule /\d+/, Num::Integer
rule /@@?/, Keyword
end
state :nested_comment do
rule %r([^/+]+)m, Comment::Multiline
rule %r(/[+]), Comment::Multiline, :nested_comment
rule %r([+]/), Comment::Multiline, :pop!
end
end
end
end
Version data entries
26 entries across 24 versions & 6 rubygems