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package com.oracle.truffle.js.nodes.control;

import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.instrumentation.Tag;
import com.oracle.truffle.js.nodes.JavaScriptNode;
import com.oracle.truffle.js.nodes.access.WriteNode;

import java.util.Set;

public final class GeneratorVoidBlockNode extends AbstractGeneratorBlockNode {

    GeneratorVoidBlockNode(JavaScriptNode[] statements, JavaScriptNode readStateNode, WriteNode writeStateNode) {
        super(statements, readStateNode, writeStateNode);
    }

    public static JavaScriptNode create(JavaScriptNode[] statements, JavaScriptNode readStateNode, WriteNode writeStateNode) {
        return new GeneratorVoidBlockNode(statements, readStateNode, writeStateNode);
    }

    @Override
    public Object execute(VirtualFrame frame) {
        executeVoid(frame);
        return EMPTY;
    }

    @Override
    protected JavaScriptNode copyUninitialized(Set<Class<? extends Tag>> materializedTags) {
        return new GeneratorVoidBlockNode(cloneUninitialized(getStatements(), materializedTags), cloneUninitialized(readStateNode, materializedTags),
                        (WriteNode) cloneUninitialized((JavaScriptNode) writeStateNode, materializedTags));
    }
}