net.jangaroo.jooc.ast.BinaryOpExpr Maven / Gradle / Ivy
/*
* Copyright 2008 CoreMedia AG
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an "AS
* IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package net.jangaroo.jooc.ast;
import net.jangaroo.jooc.JooSymbol;
import net.jangaroo.jooc.Scope;
import net.jangaroo.jooc.sym;
import net.jangaroo.utils.AS3Type;
import java.io.IOException;
import java.util.List;
/**
* @author Andreas Gawecki
*/
public class BinaryOpExpr extends OpExpr {
private Expr arg1;
private Expr arg2;
public BinaryOpExpr(Expr arg1, JooSymbol op, Expr arg2) {
super(op);
this.arg1 = arg1;
this.arg2 = arg2;
}
@Override
public List getChildren() {
return makeChildren(super.getChildren(), arg1, arg2);
}
@Override
public void visit(AstVisitor visitor) throws IOException {
visitor.visitBinaryOpExpr(this);
}
@Override
public void scope(final Scope scope) {
getArg1().scope(scope);
getArg2().scope(scope);
}
public void analyze(AstNode parentNode) {
super.analyze(parentNode);
getArg1().analyze(this);
getArg2().analyze(this);
if (getOp().sym == sym.PLUS) {
if (getArg1().isOfAS3Type(AS3Type.STRING)) {
setType(getArg1().getType());
} else if (getArg2().isOfAS3Type(AS3Type.STRING)) {
setType(getArg2().getType());
}
}
}
public JooSymbol getSymbol() {
return getArg1().getSymbol();
}
public boolean isRuntimeConstant() {
return getArg1().isRuntimeConstant() && getArg2().isRuntimeConstant();
}
public boolean isCompileTimeConstant() {
return getArg1().isCompileTimeConstant() && getArg2().isCompileTimeConstant();
}
public boolean isStandAloneConstant() {
return getArg1().isStandAloneConstant() && getArg2().isStandAloneConstant();
}
public Expr getArg1() {
return arg1;
}
public Expr getArg2() {
return arg2;
}
}