/
Field.java
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/
Field.java
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/*******************************************************************************
* Copyright (c) 2009-2013 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
* * Tijs van der Storm - Tijs.van.der.Storm@cwi.nl
* * Paul Klint - Paul.Klint@cwi.nl - CWI
* * Mark Hills - Mark.Hills@cwi.nl (CWI)
* * Arnold Lankamp - Arnold.Lankamp@cwi.nl
* * Michael Steindorfer - Michael.Steindorfer@cwi.nl - CWI
*******************************************************************************/
package org.rascalmpl.ast;
import org.eclipse.imp.pdb.facts.IConstructor;
import org.eclipse.imp.pdb.facts.IValue;
import org.rascalmpl.interpreter.IEvaluator;
import org.rascalmpl.interpreter.asserts.Ambiguous;
import org.rascalmpl.interpreter.env.Environment;
import org.rascalmpl.interpreter.result.Result;
public abstract class Field extends AbstractAST {
public Field(IConstructor node) {
super();
}
public boolean hasFieldIndex() {
return false;
}
public org.rascalmpl.ast.IntegerLiteral getFieldIndex() {
throw new UnsupportedOperationException();
}
public boolean hasFieldName() {
return false;
}
public org.rascalmpl.ast.Name getFieldName() {
throw new UnsupportedOperationException();
}
static public class Ambiguity extends Field {
private final java.util.List<org.rascalmpl.ast.Field> alternatives;
private final IConstructor node;
public Ambiguity(IConstructor node, java.util.List<org.rascalmpl.ast.Field> alternatives) {
super(node);
this.node = node;
this.alternatives = java.util.Collections.unmodifiableList(alternatives);
}
@Override
public IConstructor getTree() {
return node;
}
@Override
public AbstractAST findNode(int offset) {
return null;
}
@Override
public Result<IValue> interpret(IEvaluator<Result<IValue>> __eval) {
throw new Ambiguous(src);
}
@Override
public org.eclipse.imp.pdb.facts.type.Type typeOf(Environment env) {
throw new Ambiguous(src);
}
public java.util.List<org.rascalmpl.ast.Field> getAlternatives() {
return alternatives;
}
public <T> T accept(IASTVisitor<T> v) {
return v.visitFieldAmbiguity(this);
}
}
public boolean isIndex() {
return false;
}
static public class Index extends Field {
// Production: sig("Index",[arg("org.rascalmpl.ast.IntegerLiteral","fieldIndex")])
private final org.rascalmpl.ast.IntegerLiteral fieldIndex;
public Index(IConstructor node , org.rascalmpl.ast.IntegerLiteral fieldIndex) {
super(node);
this.fieldIndex = fieldIndex;
}
@Override
public boolean isIndex() {
return true;
}
@Override
public <T> T accept(IASTVisitor<T> visitor) {
return visitor.visitFieldIndex(this);
}
@Override
public org.rascalmpl.ast.IntegerLiteral getFieldIndex() {
return this.fieldIndex;
}
@Override
public boolean hasFieldIndex() {
return true;
}
}
public boolean isName() {
return false;
}
static public class Name extends Field {
// Production: sig("Name",[arg("org.rascalmpl.ast.Name","fieldName")])
private final org.rascalmpl.ast.Name fieldName;
public Name(IConstructor node , org.rascalmpl.ast.Name fieldName) {
super(node);
this.fieldName = fieldName;
}
@Override
public boolean isName() {
return true;
}
@Override
public <T> T accept(IASTVisitor<T> visitor) {
return visitor.visitFieldName(this);
}
@Override
public org.rascalmpl.ast.Name getFieldName() {
return this.fieldName;
}
@Override
public boolean hasFieldName() {
return true;
}
}
}