com.oracle.truffle.js.runtime.builtins.JSPromiseObject Maven / Gradle / Ivy

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/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
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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
 *
 * (a) the Software, and
 *
 * (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
 * is contributed by such licensors),
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
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 * This license is subject to the following condition:
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 * The above copyright notice and either this complete permission notice or at a
 * minimum a reference to the UPL must be included in all copies or substantial
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package com.oracle.truffle.js.runtime.builtins;

import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
import com.oracle.truffle.api.object.Shape;
import com.oracle.truffle.api.strings.TruffleString;
import com.oracle.truffle.js.runtime.JSRuntime;
import com.oracle.truffle.js.runtime.Strings;
import com.oracle.truffle.js.runtime.ToDisplayStringFormat;
import com.oracle.truffle.js.runtime.objects.JSDynamicObject;
import com.oracle.truffle.js.runtime.objects.JSNonProxyObject;
import com.oracle.truffle.js.runtime.objects.PromiseReactionRecord;
import com.oracle.truffle.js.runtime.util.SimpleArrayList;

public final class JSPromiseObject extends JSNonProxyObject {
    private int promiseState;
    private boolean promiseIsHandled;
    private Object promiseResult;
    private SimpleArrayList promiseFulfillReactions;
    private SimpleArrayList promiseRejectReactions;

    protected JSPromiseObject(Shape shape, JSDynamicObject proto, int promiseState) {
        super(shape, proto);
        this.promiseState = promiseState;
    }

    public int getPromiseState() {
        return promiseState;
    }

    public void setPromiseState(int promiseState) {
        this.promiseState = promiseState;
    }

    public boolean isHandled() {
        return promiseIsHandled;
    }

    public void setIsHandled(boolean handled) {
        this.promiseIsHandled = handled;
    }

    public Object getPromiseResult() {
        return promiseResult;
    }

    public void setPromiseResult(Object promiseResult) {
        this.promiseResult = promiseResult;
    }

    public SimpleArrayList getPromiseFulfillReactions() {
        return promiseFulfillReactions;
    }

    public SimpleArrayList getPromiseRejectReactions() {
        return promiseRejectReactions;
    }

    public void allocatePromiseReactions() {
        promiseFulfillReactions = new SimpleArrayList<>();
        promiseRejectReactions = new SimpleArrayList<>();
    }

    public void clearPromiseReactions() {
        promiseFulfillReactions = null;
        promiseRejectReactions = null;
    }

    @Override
    public TruffleString getClassName() {
        return JSPromise.CLASS_NAME;
    }

    @TruffleBoundary
    @Override
    public TruffleString toDisplayStringImpl(boolean allowSideEffects, ToDisplayStringFormat format, int depth) {
        return JSRuntime.objectToDisplayString(this, allowSideEffects, format, depth,
                        JSPromise.CLASS_NAME, new TruffleString[]{Strings.PROMISE_STATUS, Strings.PROMISE_VALUE}, new Object[]{JSPromise.getStatus(this), JSPromise.getPromiseResult(this)});
    }

    public static JSPromiseObject create(Shape shape, JSDynamicObject proto, int promiseState) {
        return new JSPromiseObject(shape, proto, promiseState);
    }
}