/*
* ******************************************************************************
* MontiCore Language Workbench
* Copyright (c) 2015, MontiCore, All rights reserved.
*
* This project is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this project. If not, see <http://www.gnu.org/licenses/>.
* ******************************************************************************
*/
package de.monticore.grammar.cocos;
import java.util.Optional;
import de.monticore.ast.ASTNode;
import de.monticore.grammar.grammar._ast.ASTASTRule;
import de.monticore.grammar.grammar._ast.ASTAbstractProd;
import de.monticore.grammar.grammar._ast.ASTClassProd;
import de.monticore.grammar.grammar._ast.ASTMCGrammar;
import de.monticore.grammar.grammar._cocos.GrammarASTMCGrammarCoCo;
import de.monticore.grammar.symboltable.MCGrammarSymbol;
import de.monticore.grammar.symboltable.MCProdSymbol;
import de.se_rwth.commons.logging.Log;
/**
* Checks that nonterminal names start lower-case.
*
* @author KH
*/
public class NTAndASTRuleExtendType implements GrammarASTMCGrammarCoCo {
public static final String ERROR_CODE = "0xA4013";
public static final String ERROR_MSG_FORMAT = " The AST rule for %s must not extend the type " +
"%s because the production already extends a type.";
@Override
public void check(ASTMCGrammar a) {
MCGrammarSymbol grammarSymbol = (MCGrammarSymbol) a.getSymbol().get();
for (ASTASTRule rule : a.getASTRules()) {
if (!rule.getASTSuperClass().isEmpty()) {
Optional<MCProdSymbol> ruleSymbol = grammarSymbol.getProdWithInherited(rule.getType());
if (ruleSymbol.isPresent()) {
if (ruleSymbol.get().isClass()) {
Optional<ASTNode> prod = ruleSymbol.get().getAstNode();
if (prod.isPresent() && prod.get() instanceof ASTClassProd
&& (!((ASTClassProd) prod.get()).getASTSuperClass().isEmpty()
|| !((ASTClassProd) prod.get()).getSuperRule().isEmpty())) {
Log.error(String.format(ERROR_CODE + ERROR_MSG_FORMAT, rule.getType(),
rule.getASTSuperClass().get(0).getTypeName()),
rule.get_SourcePositionStart());
}
}
else if (ruleSymbol.get().getAstNode().isPresent()
&& ruleSymbol.get().getAstNode().get() instanceof ASTAbstractProd) {
ASTAbstractProd prod = (ASTAbstractProd) ruleSymbol.get().getAstNode().get();
if (!prod.getASTSuperClass().isEmpty() || !prod.getSuperRule().isEmpty()) {
Log.error(String.format(ERROR_CODE + ERROR_MSG_FORMAT, rule.getType(),
rule.getASTSuperClass().get(0).getTypeName()),
rule.get_SourcePositionStart());
}
}
}
}
}
}
}