code: function tokenizeEscape(match, value) {
      var index = tokenized.length;
      tokenized[index] = "'+\n_.escape(" + value + ") +\n'";
      return token + index;
    }
docs: Used by `template()` to replace "escape" template delimiters with tokens.
  
  @private
  @param {String} match The matched template delimiter.
  @param {String} value The delimiter value.
  @returns {String} Returns a token.