diff options
Diffstat (limited to 'lib/banzai/filter/math_filter.rb')
| -rw-r--r-- | lib/banzai/filter/math_filter.rb | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/banzai/filter/math_filter.rb b/lib/banzai/filter/math_filter.rb index ca13a8d6474..ac009008040 100644 --- a/lib/banzai/filter/math_filter.rb +++ b/lib/banzai/filter/math_filter.rb @@ -10,7 +10,7 @@ module Banzai # HTML filter that implements our math syntax, adding class="code math" # class MathFilter < HTML::Pipeline::Filter - CSS_MATH = 'pre.code.language-math' + CSS_MATH = 'pre[lang="math"] > code' XPATH_MATH = Gitlab::Utils::Nokogiri.css_to_xpath(CSS_MATH).freeze CSS_CODE = 'code' XPATH_CODE = Gitlab::Utils::Nokogiri.css_to_xpath(CSS_CODE).freeze @@ -125,9 +125,10 @@ module Banzai # corresponds to the "```math...```" syntax def process_math_codeblock - doc.xpath(XPATH_MATH).each do |el| - el[STYLE_ATTRIBUTE] = 'display' - el[:class] += " #{TAG_CLASS}" + doc.xpath(XPATH_MATH).each do |node| + pre_node = node.parent + pre_node[STYLE_ATTRIBUTE] = 'display' + pre_node[:class] = TAG_CLASS end end |