/*
* Copyright 2011 Jon S Akhtar (Sylvanaar)
*
* 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 com.sylvanaar.idea.Lua.lang.psi.controlFlow.impl;
import com.sylvanaar.idea.Lua.lang.psi.expressions.LuaExpression;
import com.sylvanaar.idea.Lua.lang.psi.types.LuaType;
/**
* @author peter
*/
public class MaybeReturnInstruction extends InstructionImpl {
MaybeReturnInstruction(LuaExpression element, int num) {
super(element, num);
}
public String toString() {
return super.toString() + " MAYBE_RETURN";
}
public boolean mayReturnValue() {
LuaExpression expression = (LuaExpression) getElement();
assert expression != null;
final LuaType type = expression.getLuaType();
return type == null || type != LuaType.NIL;
}
}