Function createPadding

test-app/public/sinon.js:15905–15916

* Creates the padding for `string` based on `length`. The `chars` string * is truncated if the number of characters exceeds `length`. * * @private * @param {number} length The padding length. * @param {string} [chars=' '] The string used as padding.

(length, chars)

         * @returns {string} Returns the padding for `string`.
         */
        function createPadding(length, chars) {
          chars = chars === undefined ? ' ' : baseToString(chars);
    
          var charsLength = chars.length;
          if (charsLength < 2) {
            return charsLength ? baseRepeat(chars, length) : chars;
          }
          var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));
          return hasUnicode(chars)
            ? castSlice(stringToArray(result), 0, length).join('')
            : result.slice(0, length);
        }
    
        /**
         * Creates a function that wraps `func` to invoke it with the `this` binding