/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * The Universal Permissive License (UPL), Version 1.0
 *
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 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
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 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
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package com.oracle.truffle.js.nodes.access;

import com.oracle.truffle.api.dsl.Executed;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.instrumentation.Tag;
import com.oracle.truffle.js.nodes.JavaScriptNode;
import com.oracle.truffle.js.runtime.objects.IteratorRecord;

import java.util.Set;

Sets the [[Done]] field of an IteratorRecord.
/**
 * Sets the [[Done]] field of an IteratorRecord.
 */
public abstract class IteratorSetDoneNode extends JavaScriptNode {
    @Child @Executed JavaScriptNode iteratorNode;
    @Child @Executed JavaScriptNode isDoneNode;

    protected IteratorSetDoneNode(JavaScriptNode iteratorNode, JavaScriptNode isDoneNode) {
        this.iteratorNode = iteratorNode;
        this.isDoneNode = isDoneNode;
    }

    public static IteratorSetDoneNode create(JavaScriptNode iteratorNode, JavaScriptNode isDoneNode) {
        return IteratorSetDoneNodeGen.create(iteratorNode, isDoneNode);
    }

    @Specialization
    protected static boolean doIteratorStep(IteratorRecord iteratorRecord, boolean isDone) {
        iteratorRecord.setDone(isDone);
        return isDone;
    }

    @Override
    protected JavaScriptNode copyUninitialized(Set<Class<? extends Tag>> materializedTags) {
        return create(cloneUninitialized(iteratorNode, materializedTags), cloneUninitialized(isDoneNode, materializedTags));
    }
}