languages/utils/CLDRPluralRuleConverter_Fragment.php

   1 <?php
   2
   3 /**
   4  * @author Niklas Laxström, Tim Starling
   5  *
   6  * @copyright Copyright © 2010-2012, Niklas Laxström
   7  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
   8  *
   9  * @file
  10  * @since 1.20
  11  */
  12
  13 /**
  14  * Helper for CLDRPluralRuleConverter.
  15  * The base class for operators and expressions, describing a region of the input string.
  16  */
  17 class CLDRPluralRuleConverter_Fragment {
  18         public $parser, $pos, $length, $end;
  19
  20         function __construct( $parser, $pos, $length ) {
  21                 $this->parser = $parser;
  22                 $this->pos = $pos;
  23                 $this->length = $length;
  24                 $this->end = $pos + $length;
  25         }
  26
  27         public function error( $message ) {
  28                 $text = $this->getText();
  29                 throw new CLDRPluralRuleError( "$message at position " . ( $this->pos + 1 ) . ": \"$text\"" );
  30         }
  31
  32         public function getText() {
  33                 return substr( $this->parser->rule, $this->pos, $this->length );
  34         }
  35 }