Function trim

test-app/public/sinon.js:25576–25590

* Removes leading and trailing whitespace or specified characters from `string`. * * @static * @memberOf _ * @since 3.0.0 * @category String * @param {string} [string=''] The string to trim. * @param {string} [chars=whitespace] The chara

(string, chars, guard)

         * // => ['foo', 'bar']
         */
        function trim(string, chars, guard) {
          string = toString(string);
          if (string && (guard || chars === undefined)) {
            return string.replace(reTrim, '');
          }
          if (!string || !(chars = baseToString(chars))) {
            return string;
          }
          var strSymbols = stringToArray(string),
              chrSymbols = stringToArray(chars),
              start = charsStartIndex(strSymbols, chrSymbols),
              end = charsEndIndex(strSymbols, chrSymbols) + 1;
    
          return castSlice(strSymbols, start, end).join('');
        }
    
        /**
         * Removes trailing whitespace or specified characters from `string`.