Method: Webby::Helpers::TagHelper#escape_once

Defined in:: lib/webby/helpers/tag_helper.rb

#escape_once(html) ⇒ `Object`

Returns an escaped version of html without affecting existing escaped entities.

Examples

escape_once("1 > 2 &amp; 3")
# => "1 &lt; 2 &amp; 3"

escape_once("&lt;&lt; Accept & Checkout")
# => "&lt;&lt; Accept &amp; Checkout"



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# File 'lib/webby/helpers/tag_helper.rb', line 36

def escape_once( html )
  html.to_s.gsub(/[\"><]|&(?!([a-zA-Z]+|(#\d+));)/) { |special| ERB::Util::HTML_ESCAPE[special] }
end