/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved. 
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0  
 
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 
MERCHANTABLITY OR NON-INFRINGEMENT. 
 
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */


/// <reference no-default-lib="true"/>


interface String {
    /**
     * Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
     * The padding is applied from the start (left) of the current string.
     *
     * @param maxLength The length of the resulting string once the current string has been padded.
     *        If this parameter is smaller than the current string's length, the current string will be returned as it is.
     *
     * @param fillString The string to pad the current string with.
     *        If this string is too long, it will be truncated and the left-most part will be applied.
     *        The default value for this parameter is " " (U+0020).
     */
    padStart(maxLength: number, fillString?: string): string;

    /**
     * Pads the current string with a given string (possibly repeated) so that the resulting string reaches a given length.
     * The padding is applied from the end (right) of the current string.
     *
     * @param maxLength The length of the resulting string once the current string has been padded.
     *        If this parameter is smaller than the current string's length, the current string will be returned as it is.
     *
     * @param fillString The string to pad the current string with.
     *        If this string is too long, it will be truncated and the left-most part will be applied.
     *        The default value for this parameter is " " (U+0020).
     */
    padEnd(maxLength: number, fillString?: string): string;
}