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| author | Mark Otto <[email protected]> | 2017-05-28 22:50:57 -0700 |
|---|---|---|
| committer | Mark Otto <[email protected]> | 2017-05-29 23:32:28 -0700 |
| commit | 3e76d6565603fafa2c85ad81d7b6345c4e279c72 (patch) | |
| tree | fad0aa6a4a70cafb4a803bd920d6ae2fa44dc466 /docs/_plugins/highlight_alt.rb | |
| parent | 32153eb7cba316b873e82cd7b9362c92ca00eddf (diff) | |
| download | bootstrap-3e76d6565603fafa2c85ad81d7b6345c4e279c72.tar.xz bootstrap-3e76d6565603fafa2c85ad81d7b6345c4e279c72.zip | |
Rearrange all the docs to allow for a docs/major.minor/ setup
Diffstat (limited to 'docs/_plugins/highlight_alt.rb')
| -rw-r--r-- | docs/_plugins/highlight_alt.rb | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/docs/_plugins/highlight_alt.rb b/docs/_plugins/highlight_alt.rb deleted file mode 100644 index 8a86a2202..000000000 --- a/docs/_plugins/highlight_alt.rb +++ /dev/null @@ -1,95 +0,0 @@ -module Jekyll - module Tags - class ExampleBlock < Liquid::Block - include Liquid::StandardFilters - - # The regular expression syntax checker. Start with the language specifier. - # Follow that by zero or more space separated options that take one of three - # forms: name, name=value, or name="<quoted list>" - # - # <quoted list> is a space-separated list of numbers - SYNTAX = /^([a-zA-Z0-9.+#-]+)((\s+\w+(=((\w|[0-9_-])+|"([0-9]+\s)*[0-9]+"))?)*)$/ - - def initialize(tag_name, markup, tokens) - super - if markup.strip =~ SYNTAX - @lang = $1.downcase - @options = {} - if defined?($2) && $2 != '' - # Split along 3 possible forms -- key="<quoted list>", key=value, or key - $2.scan(/(?:\w+(?:=(?:(?:\w|[0-9_-])+|"[^"]*")?)?)/) do |opt| - key, value = opt.split('=') - # If a quoted list, convert to array - if value && value.include?("\"") - value.gsub!(/"/, "") - value = value.split - end - @options[key.to_sym] = value || true - end - end - @options[:linenos] = false - else - raise SyntaxError.new <<-eos -Syntax Error in tag 'example' while parsing the following markup: - - #{markup} - -Valid syntax: example <lang> -eos - end - end - - def render(context) - prefix = context["highlighter_prefix"] || "" - suffix = context["highlighter_suffix"] || "" - code = super.to_s.strip - - output = case context.registers[:site].highlighter - - when 'rouge' - render_rouge(code) - end - - rendered_output = example(code) + add_code_tag(output) - prefix + rendered_output + suffix - end - - def example(output) - "<div class=\"bd-example\" data-example-id=\"#{@options[:id]}\">\n#{output}\n</div>" - end - - def remove_holderjs(code) - 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 - - def add_code_tag(code) - # Add nested <code> tags to code blocks - code = code.sub(/<pre>\n*/,'<pre><code class="language-' + @lang.to_s.gsub("+", "-") + '" data-lang="' + @lang.to_s + '">') - code = code.sub(/\n*<\/pre>/,"</code></pre>") - code.strip - end - - end - end -end - -Liquid::Template.register_tag('example', Jekyll::Tags::ExampleBlock) |
