18 lines
438 B
Ruby
18 lines
438 B
Ruby
# frozen_string_literal: true
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# Generated HTML is transformed back to GFM by app/assets/javascripts/behaviors/markdown/nodes/code_block.js
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module Banzai
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module Filter
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class MermaidFilter < HTML::Pipeline::Filter
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CSS = 'pre[lang="mermaid"] > code'
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XPATH = Gitlab::Utils::Nokogiri.css_to_xpath(CSS).freeze
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def call
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doc.xpath(XPATH).add_class('js-render-mermaid')
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doc
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end
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end
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end
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end
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