87 lines
2.1 KiB
Ruby
87 lines
2.1 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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load_lexer 'json.rb'
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class HOCON < JSON
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title 'HOCON'
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desc "Human-Optimized Config Object Notation (https://github.com/lightbend/config)"
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tag 'hocon'
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filenames '*.hocon'
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state :comments do
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# Comments
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rule %r(//.*?$), Comment::Single
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rule %r(#.*?$), Comment::Single
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end
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prepend :root do
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mixin :comments
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end
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prepend :object do
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# Keywords
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rule %r/\b(?:include|url|file|classpath)\b/, Keyword
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end
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state :name do
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rule %r/("(?:\"|[^"\n])*?")(\s*)([:=]|(?={))/ do
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groups Name::Label, Text::Whitespace, Punctuation
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end
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rule %r/([-\w.]+)(\s*)([:=]|(?={))/ do
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groups Name::Label, Text::Whitespace, Punctuation
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end
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end
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state :value do
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mixin :comments
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rule %r/\n/, Text::Whitespace
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rule %r/\s+/, Text::Whitespace
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mixin :constants
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# Interpolation
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rule %r/[$][{][?]?/, Literal::String::Interpol, :interpolation
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# Strings
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rule %r/"""/, Literal::String::Double, :multiline_string
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rule %r/"/, Str::Double, :string
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rule %r/\[/, Punctuation, :array
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rule %r/{/, Punctuation, :object
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# Symbols (only those not handled by JSON)
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rule %r/[()=]/, Punctuation
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# Values
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rule %r/[^$"{}\[\]:=,\+#`^?!@*&]+?/, Literal
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end
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state :interpolation do
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rule %r/[\w\-\.]+?/, Name::Variable
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rule %r/}/, Literal::String::Interpol, :pop!
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end
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prepend :string do
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rule %r/[$][{][?]?/, Literal::String::Interpol, :interpolation
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rule %r/[^\\"\${]+/, Literal::String::Double
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end
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state :multiline_string do
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rule %r/"[^"]{1,2}/, Literal::String::Double
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mixin :string
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rule %r/"""/, Literal::String::Double, :pop!
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end
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prepend :constants do
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# Numbers (handle the case where we have multiple periods, ie. IP addresses)
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rule %r/\d+\.(\d+\.?){3,}/, Literal
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end
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end
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end
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end
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