left_pad_example.cpp

/*
 * Copyright (c) 2016, Nelson Castillo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *    * Neither the name of Nelson nor the
 *      names of its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written permission.
 *
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL Nelson BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "./left_pad.h"
#include <iostream>
#include <string>

void LeftPad1() {
  std::cout << not_kik::LeftPad("foo", 5, '+') << std::endl;
  std::cout << not_kik::LeftPad("foo", -1, '+') << std::endl;
}

void LeftPad2() {
  std::string foo("foo");
  not_kik::LeftPad(5, '+', &foo);
  std::cout << foo << std::endl;
  foo = "foo";
  not_kik::LeftPad(-1, '+', &foo);
  std::cout << foo << std::endl;
}

void OoLeftPad() {
  not_kik::LeftPadder plus_left_padder('+');
  std::cout << plus_left_padder.Pad("foo", 5) << std::endl;
  std::cout << plus_left_padder.Pad("foo", -2) << std::endl;
}

int main(int, char *[]) {
  LeftPad1();
  LeftPad2();
  OoLeftPad();
  return 0;
}