Package org.rascalmpl.test.parser

Source Code of org.rascalmpl.test.parser.CILiteral

/*******************************************************************************
* Copyright (c) 2009-2011 CWI
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:

*   * Jurgen J. Vinju - Jurgen.Vinju@cwi.nl - CWI
*   * Arnold Lankamp - Arnold.Lankamp@cwi.nl
*******************************************************************************/
package org.rascalmpl.test.parser;

import java.io.IOException;
import java.io.StringReader;

import org.eclipse.imp.pdb.facts.IConstructor;
import org.eclipse.imp.pdb.facts.ISourceLocation;
import org.eclipse.imp.pdb.facts.IValue;
import org.eclipse.imp.pdb.facts.io.StandardTextReader;
import org.rascalmpl.parser.gtd.SGTDBF;
import org.rascalmpl.parser.gtd.result.out.DefaultNodeFlattener;
import org.rascalmpl.parser.gtd.stack.AbstractStackNode;
import org.rascalmpl.parser.gtd.stack.CaseInsensitiveLiteralStackNode;
import org.rascalmpl.parser.gtd.stack.NonTerminalStackNode;
import org.rascalmpl.parser.uptr.UPTRNodeFactory;
import org.rascalmpl.values.ValueFactoryFactory;
import org.rascalmpl.values.uptr.Factory;

/*
S ::= ci(bla)

NOTE: ci(*) means whatever * represents is Case Insensitive.
*/
@SuppressWarnings({"unchecked", "cast"})
public class CILiteral extends SGTDBF<IConstructor, IConstructor, ISourceLocation> implements IParserTest{
  private final static IConstructor SYMBOL_START_S = VF.constructor(Factory.Symbol_Sort, VF.string("S"));
  private final static IConstructor SYMBOL_A = VF.constructor(Factory.Symbol_Sort, VF.string("A"));
  private final static IConstructor SYMBOL_bla = VF.constructor(Factory.Symbol_CiLit, VF.string("bla"));
  private final static IConstructor SYMBOL_char_b = VF.constructor(Factory.Symbol_CharClass, VF.list(VF.constructor(Factory.CharRange_Single, VF.integer(98))));
  private final static IConstructor SYMBOL_char_l = VF.constructor(Factory.Symbol_CharClass, VF.list(VF.constructor(Factory.CharRange_Single, VF.integer(108))));
  private final static IConstructor SYMBOL_char_a = VF.constructor(Factory.Symbol_CharClass, VF.list(VF.constructor(Factory.CharRange_Single, VF.integer(97))));
 
  private final static IConstructor PROD_S_A = VF.constructor(Factory.Production_Default,  SYMBOL_START_S, VF.list(SYMBOL_A), VF.set());
  private final static IConstructor PROD_bla_bla = VF.constructor(Factory.Production_Default,  SYMBOL_bla, VF.list(SYMBOL_char_b, SYMBOL_char_l, SYMBOL_char_a), VF.set());
 
  private final static AbstractStackNode<IConstructor> NONTERMINAL_START_S = new NonTerminalStackNode<IConstructor>(AbstractStackNode.START_SYMBOL_ID, 0, "S");
  private final static AbstractStackNode<IConstructor> LITERAL_bla0 = new CaseInsensitiveLiteralStackNode<IConstructor>(0, 0, PROD_bla_bla, new int[]{'b','l','a'});
 
  private final static AbstractStackNode<IConstructor>[] S_EXPECT_1 = (AbstractStackNode<IConstructor>[]) new AbstractStackNode[1];
  static{
    S_EXPECT_1[0] = LITERAL_bla0;
    S_EXPECT_1[0].setProduction(S_EXPECT_1);
    S_EXPECT_1[0].setAlternativeProduction(PROD_S_A);
  }
 
  public CILiteral(){
    super();
  }
 
  public AbstractStackNode<IConstructor>[] S(){
    return (AbstractStackNode<IConstructor>[]) new AbstractStackNode[]{S_EXPECT_1[0]};
  }
 
  public IConstructor executeParser(){
    return parse(NONTERMINAL_START_S, null, "Bla".toCharArray(), new DefaultNodeFlattener<IConstructor, IConstructor, ISourceLocation>(), new UPTRNodeFactory());
  }
 
  public IValue getExpectedResult() throws IOException{
    String expectedInput = "appl(prod(sort(\"S\"),[sort(\"A\")],{}),[appl(prod(cilit(\"bla\"),[\\char-class([single(98)]),\\char-class([single(108)]),\\char-class([single(97)])],{}),[char(66),char(108),char(97)])])";
    return new StandardTextReader().read(ValueFactoryFactory.getValueFactory(), Factory.uptr, Factory.Tree, new StringReader(expectedInput));
  }

  public static void main(String[] args){
    CILiteral cil = new CILiteral();
    IConstructor result = cil.executeParser();
    System.out.println(result);
   
    System.out.println("S(Bla) <- good");
  }
}
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