ba230ecab6
* Allow language-xxx class detection on pre tags in ReverseMarkdown Solves thepracticaldev/dev.to#5298 * Remove comment
48 lines
1.1 KiB
Ruby
48 lines
1.1 KiB
Ruby
module ReverseMarkdown
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module Converters
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class CustomPre < Base
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def convert(node, state = {})
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content = treat_children(node, state)
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if ReverseMarkdown.config.github_flavored
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"\n```#{language(node)}\n" << content << "\n```\n"
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else
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"\n\n " << content.lines.to_a.join(" ") << "\n\n"
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end
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end
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private
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def treat(node, state)
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case node.name
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when "code"
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node.text
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when "br"
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"\n"
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else
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super
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end
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end
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def language(node)
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lang = language_from_highlight_class(node)
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lang ||= language_from_language_class(node)
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lang ||= language_from_confluence_class(node)
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lang
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end
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def language_from_highlight_class(node)
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node.parent["class"].to_s[/highlight-([a-zA-Z0-9]+)/, 1]
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end
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def language_from_language_class(node)
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node["class"].to_s[/language-([a-zA-Z0-9]+)/, 1]
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end
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def language_from_confluence_class(node)
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node["class"].to_s[/brush:\s?(:?.*);/, 1]
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end
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end
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register :pre, CustomPre.new
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end
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end
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