23 lines
641 B
Ruby
23 lines
641 B
Ruby
# frozen_string_literal: true
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module Gitlab
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module FrontMatter
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DELIM_LANG = {
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'---' => 'yaml',
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'+++' => 'toml',
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';;;' => 'json'
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}.freeze
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DELIM = Regexp.union(DELIM_LANG.keys)
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PATTERN = %r{
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\A(?<encoding>[^\r\n]*coding:[^\r\n]*\R)? # optional encoding line
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(?<before>\s*)
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^(?<delim>#{DELIM})[ \t]*(?<lang>\S*)\R # opening front matter marker (optional language specifier)
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(?<front_matter>.*?) # front matter block content (not greedy)
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^(\k<delim> | \.{3}) # closing front matter marker
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[^\S\r\n]*(\R|\z)
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}mx.freeze
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end
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end
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