97 lines
3.1 KiB
Ruby
97 lines
3.1 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 Ceylon < RegexLexer
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tag 'ceylon'
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filenames '*.ceylon'
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mimetypes 'text/x-ceylon'
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title "Ceylon"
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desc 'Say more, more clearly.'
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state :whitespace do
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rule %r([^\S\n]+), Text
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rule %r(//.*?\n), Comment::Single
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rule %r(/\*), Comment::Multiline
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end
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state :root do
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mixin :whitespace
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rule %r((shared|abstract|formal|default|actual|variable|deprecated|small|
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late|literal|doc|by|see|throws|optional|license|tagged|final|native|
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annotation|sealed)\b), Name::Decorator
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rule %r((break|case|catch|continue|else|finally|for|in|
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if|return|switch|this|throw|try|while|is|exists|dynamic|
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nonempty|then|outer|assert|let)\b), Keyword
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rule %r((abstracts|extends|satisfies|super|given|of|out|assign)\b), Keyword::Declaration
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rule %r((function|value|void|new)\b), Keyword::Type
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rule %r((assembly|module|package)(\s+)) do
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groups Keyword::Namespace, Text
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push :import
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end
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rule %r((true|false|null)\b), Keyword::Constant
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rule %r((class|interface|object|alias)(\s+)) do
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groups Keyword::Declaration, Text
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push :class
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end
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rule %r((import)(\s+)) do
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groups Keyword::Namespace, Text
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push :import
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end
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rule %r("(\\\\|\\"|[^"])*"), Literal::String
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rule %r('\\.'|'[^\\]'|'\\\{#[0-9a-fA-F]{4}\}'), Literal::String::Char
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rule %r(".*``.*``.*"', String::Interpol
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rule %r(\.)([a-z_]\w*)) do
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groups Operator, Name::Attribute
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end
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rule %r([a-zA-Z_]\w*:), Name::Label
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rule %r((\\I[a-z]|[A-Z])\w*), Name::Decorator
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rule %r([a-zA-Z_]\w*), Name
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rule %r([~^*!%&\[\](){}<>|+=:;,./?`-]), Operator
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rule %r(\d{1,3}(_\d{3})+\.\d{1,3}(_\d{3})+[kMGTPmunpf]?), Literal::Number::Float
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rule %r(\d{1,3}(_\d{3})+\.[0-9]+([eE][+-]?[0-9]+)?[kMGTPmunpf]?),
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Literal::Number::Float
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rule %r([0-9][0-9]*\.\d{1,3}(_\d{3})+[kMGTPmunpf]?), Literal::Number::Float
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rule %r([0-9][0-9]*\.[0-9]+([eE][+-]?[0-9]+)?[kMGTPmunpf]?),
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Literal::Number::Float
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rule %r(#([0-9a-fA-F]{4})(_[0-9a-fA-F]{4})+), Literal::Number::Hex
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rule %r(#[0-9a-fA-F]+), Literal::Number::Hex
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rule %r(\$([01]{4})(_[01]{4})+), Literal::Number::Bin
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rule %r(\$[01]+), Literal::Number::Bin
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rule %r(\d{1,3}(_\d{3})+[kMGTP]?), Literal::Number::Integer
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rule %r([0-9]+[kMGTP]?), Literal::Number::Integer
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rule %r(\n), Text
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end
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state :class do
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mixin :whitespace
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rule %r([A-Za-z_]\w*), Name::Class, :pop!
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end
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state :import do
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rule %r([a-z][\w.]*), Name::Namespace, :pop!
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rule %r("(\\\\|\\"|[^"])*"), Literal::String, :pop!
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end
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state :comment do
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rule %r([^*/]), Comment.Multiline
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rule %r(/\*), Comment::Multiline, :push!
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rule %r(\*/), Comment::Multiline, :pop!
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rule %r([*/]), Comment::Multiline
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end
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end
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end
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end
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