73 lines
1.8 KiB
Ruby
73 lines
1.8 KiB
Ruby
# -*- 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 JSON < RegexLexer
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title 'JSON'
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desc "JavaScript Object Notation (json.org)"
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tag 'json'
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filenames '*.json', 'Pipfile.lock'
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mimetypes 'application/json', 'application/vnd.api+json',
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'application/hal+json', 'application/problem+json',
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'application/schema+json'
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state :whitespace do
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rule %r/\s+/, Text::Whitespace
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end
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state :root do
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mixin :whitespace
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rule %r/{/, Punctuation, :object
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rule %r/\[/, Punctuation, :array
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mixin :name
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mixin :value
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# These characters may be invalid but syntax correctness is a non-goal
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rule %r/[\]}]/, Punctuation
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end
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state :object do
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mixin :whitespace
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mixin :name
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mixin :value
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rule %r/}/, Punctuation, :pop!
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rule %r/,/, Punctuation
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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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end
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state :value do
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mixin :whitespace
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mixin :constants
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rule %r/"/, Str::Double, :string
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rule %r/\[/, Punctuation, :array
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rule %r/{/, Punctuation, :object
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end
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state :string do
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rule %r/[^\\"]+/, Str::Double
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rule %r/\\./, Str::Escape
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rule %r/"/, Str::Double, :pop!
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end
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state :array do
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mixin :value
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rule %r/\]/, Punctuation, :pop!
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rule %r/,/, Punctuation
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end
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state :constants do
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rule %r/(?:true|false|null)/, Keyword::Constant
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rule %r/-?(?:0|[1-9]\d*)\.\d+(?:e[+-]?\d+)?/i, Num::Float
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rule %r/-?(?:0|[1-9]\d*)(?:e[+-]?\d+)?/i, Num::Integer
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end
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end
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end
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end
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