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BSHReturnStatement.java
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56 lines (48 loc) · 2.65 KB
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/*****************************************************************************
* Licensed to the Apache Software Foundation (ASF) under one *
* or more contributor license agreements. See the NOTICE file *
* distributed with this work for additional information *
* regarding copyright ownership. The ASF licenses this file *
* to you 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. *
* *
* *
* This file is part of the BeanShell Java Scripting distribution. *
* Documentation and updates may be found at http://www.beanshell.org/ *
* Patrick Niemeyer ([email protected]) *
* Author of Learning Java, O'Reilly & Associates *
* *
*****************************************************************************/
package bsh;
class BSHReturnStatement extends SimpleNode implements ParserConstants
{
public int kind;
public String label;
BSHReturnStatement(int id) { super(id); }
public Object eval(CallStack callstack, Interpreter interpreter)
throws EvalError
{
if (null != label)
return new ReturnControl(kind, label, this);
Object value;
if(jjtGetNumChildren() > 0)
value = jjtGetChild(0).eval(callstack, interpreter);
else
value = Primitive.VOID;
return new ReturnControl( kind, value, this );
}
@Override
public String toString() {
return super.toString() + ": " + tokenImage[kind] + " " + label + ":";
}
}