src/op5/ninja_sdk/parsegen/js/LalrPreprocessorJSGenerator.php

   1 <?php
   2
   3 class LalrPreprocessorJSGenerator extends js_class_generator {
   4         private $grammar;
   5
   6         public function __construct( $parser_name, $grammar ) {
   7                 $this->classname = $parser_name . "Preprocessor";
   8                 $this->grammar = $grammar->get_tokens();
   9         }
  10
  11         public function generate($skip_generated_note = false) {
  12                 parent::generate($skip_generated_note);
  13
  14                 $this->init_class();
  15                 foreach( $this->grammar as $name => $match ) {
  16                         if( $name[0] != '_' ) {
  17                                 $this->generate_preprocessor( $name );
  18                         }
  19                 }
  20                 $this->finish_class();
  21         }
  22
  23         private function generate_preprocessor( $name ) {
  24                 $this->init_function( 'preprocess_'.$name, array( 'value' ) );
  25                 $this->write( 'return value;' );
  26                 $this->finish_function();
  27         }
  28 }