Method: Arrow::HTMLToken#escape_html

Defined in:
lib/arrow/htmltokenizer.rb

#escape_html(string) ⇒ Object

Escape special characters in the given string for display in an HTML inspection interface. This escapes common invisible characters like tabs and carriage-returns in additional to the regular HTML escapes.



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# File 'lib/arrow/htmltokenizer.rb', line 148

def escape_html( string )
  return "nil" if string.nil?
  string = string.inspect unless string.is_a?( String )
  string.
    gsub(/&/, '&').
    gsub(/</, '&lt;').
    gsub(/>/, '&gt;').
    gsub(/\r?\n/, %Q{<br />\n}).
    gsub(/\t/, '&nbsp;&nbsp;&nbsp;&nbsp;')
end