text: /*
   * Copyright (c) 2015-2018 Dubalu LLC
   * Copyright (c) 2014 furan
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  
  #include "ContentReader.h"
  
  
  ContentReader::ContentReader(char* _content)
  	: currentPosition(0),
  	  currentLine(1),
  	  currentColumn(1),
  	  content(_content) { }
  
  
  Symbol
  ContentReader::NextSymbol()
  {
  	Symbol ret;
  	if (content[currentPosition] != '\0') {
  		char c = content[currentPosition++];
  		switch (c) {
  			case '\n':
  				currentColumn++;
  				currentLine = 1;
  				if (content[currentPosition] == '\r') {
  					currentPosition++;
  				}
  				break;
  			case '\r':
  				currentColumn++;
  				currentLine = 1;
  				if (content[currentPosition] == '\n') {
  					currentPosition++;
  				}
  				break;
  			default:
  				currentColumn++;
  				break;
  		}
  		ret.symbol = c;
  	} else {
  		ret.symbol = 0;
  	}
  	ret.line = currentLine;
  	ret.column = currentColumn;
  	return ret;
  }
  