Sha256: 50b5949bf29615927ae1fe87d35484f7434667baec9551ba265d2ec59baabfbf
Contents?: true
Size: 1.05 KB
Versions: 5
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Stored size: 1.05 KB
Contents
module YARD
module Templates
module Helpers
# Helper methods for syntax highlighting.
module HtmlSyntaxHighlightHelper
# Highlights Ruby source
# @param [String] source the Ruby source code
# @return [String] the highlighted Ruby source
def html_syntax_highlight_ruby(source)
tokenlist = Parser::Ruby::RubyParser.parse(source, "(syntax_highlight)").tokens
output = ""
tokenlist.each do |s|
output << "<span class='tstring'>" if [:tstring_beg, :regexp_beg].include?(s[0])
case s.first
when :nl, :ignored_nl, :sp
output << h(s.last)
when :ident
output << "<span class='id #{h(s.last)}'>#{h(s.last)}</span>"
else
output << "<span class='#{s.first}'>#{h(s.last)}</span>"
end
output << "</span>" if [:tstring_end, :regexp_end].include?(s[0])
end
output
rescue Parser::ParserSyntaxError
h(source)
end
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems