org.jetbrains.jet.lang.cfg.pseudocode.LocalFunctionDeclarationInstruction Maven / Gradle / Ivy

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/*
 * Copyright 2010-2013 JetBrains s.r.o.
 *
 * 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 org.jetbrains.jet.lang.cfg.pseudocode;

import com.google.common.collect.Lists;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.jet.lang.psi.JetElement;

import java.util.ArrayList;
import java.util.Collection;

public class LocalFunctionDeclarationInstruction extends InstructionWithNext {

    private final Pseudocode body;
    private Instruction sink;

    public LocalFunctionDeclarationInstruction(@NotNull JetElement element, @NotNull Pseudocode body, LexicalScope lexicalScope) {
        super(element, lexicalScope);
        this.body = body;
    }

    @NotNull
    public Pseudocode getBody() {
        return body;
    }

    @NotNull
    @Override
    public Collection getNextInstructions() {
        if (sink != null) {
            ArrayList instructions = Lists.newArrayList(sink);
            instructions.addAll(super.getNextInstructions());
            return instructions;
        }
        return super.getNextInstructions();
    }

    public void setSink(SubroutineSinkInstruction sink) {
        this.sink = outgoingEdgeTo(sink);
    }

    @Override
    public void accept(@NotNull InstructionVisitor visitor) {
        visitor.visitLocalFunctionDeclarationInstruction(this);
    }

    @Override
    public  R accept(@NotNull InstructionVisitorWithResult visitor) {
        return visitor.visitLocalFunctionDeclarationInstruction(this);
    }

    @Override
    public String toString() {
        return "d" + "(" + render(element) + ")";
    }

    @NotNull
    @Override
    protected Instruction createCopy() {
        return new LocalFunctionDeclarationInstruction(element, body, lexicalScope);
    }
}