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Don't show .bd-* classes to the user (#21443)

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* Don't show `bd-*` classes to the user

* Add comments and another regex
This commit is contained in:
Starsam80 2016-12-27 15:15:22 -07:00 committed by Mark Otto
parent 069a80254f
commit e8ff150ab7
1 changed files with 11 additions and 1 deletions
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10
docs/_plugins/highlight_alt.rb
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@ -62,11 +62,21 @@ eos
code = code.gsub(/data-src="holder.js.+?"/, 'src="..."')
end
def remove_example_classes(code)
# Find `bd-` classes and remove them from the highlighted code. Because of how this regex works, it will also
# remove classes that are after the `bd-` class. While this is a bug, I left it because it can be helpful too.
# To fix the bug, replace `(?=")` with `(?=("|\ ))`.
code = code.gsub(/(?!class=".)\ *?bd-.+?(?=")/, "")
# Find empty class attributes after the previous regex and remove those too.
code = code.gsub(/\ class=""/, "")
end
def render_rouge(code)
require 'rouge'
formatter = Rouge::Formatters::HTML.new(line_numbers: @options[:linenos], wrap: false)
lexer = Rouge::Lexer.find_fancy(@lang, code) || Rouge::Lexers::PlainText
code = remove_holderjs(code)
code = remove_example_classes(code)
code = formatter.format(lexer.lex(code))
"<div class=\"highlight\"><pre>#{code}</pre></div>"
end