(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
    typeof define === 'function' && define.amd ? define(['exports'], factory) :
    (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.emnapi = {}));
})(this, (function (exports) {
    /******************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
    PERFORMANCE OF THIS SOFTWARE.
    ***************************************************************************** */
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    function throwNodeApiVersionError(moduleName, moduleApiVersion) {
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    function handleThrow(envObject, value) {
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            return r;
        };
        Env.prototype.invokeFinalizerFromGC = function (finalizer) {
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                this.enqueueFinalizer(finalizer);
            }
            else {
                var saved = this.inGcFinalizer;
                this.inGcFinalizer = true;
                try {
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                finally {
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        Env.prototype.checkGCAccess = function () {
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                this.abort('Finalizer is calling a function that may affect GC state.\n' +
                    'The finalizers are run directly from GC and must not affect GC ' +
                    'state.\n' +
                    'Use `node_api_post_finalizer` from inside of the finalizer to work ' +
                    'around this issue.\n' +
                    'It schedules the call as a new task in the event loop.');
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        Env.prototype.dispose = function () {
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                return;
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            _this.nodeBinding = nodeBinding;
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            _this.finalizationScheduled = false;
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        NodeEnv.prototype.deleteMe = function () {
            this.destructing = true;
            this.drainFinalizerQueue();
            _super.prototype.deleteMe.call(this);
        };
        NodeEnv.prototype.canCallIntoJs = function () {
            return _super.prototype.canCallIntoJs.call(this) && this.ctx.canCallIntoJs();
        };
        NodeEnv.prototype.triggerFatalException = function (err) {
            if (this.nodeBinding) {
                this.nodeBinding.napi.fatalException(err);
            }
            else {
                if (typeof process === 'object' && process !== null && typeof process._fatalException === 'function') {
                    var handled = process._fatalException(err);
                    if (!handled) {
                        console.error(err);
                        process.exit(1);
                    }
                }
                else {
                    throw err;
                }
            }
        };
        NodeEnv.prototype.callbackIntoModule = function (enforceUncaughtExceptionPolicy, fn) {
            return this.callIntoModule(fn, function (envObject, err) {
                if (envObject.terminatedOrTerminating()) {
                    return;
                }
                var hasProcess = typeof process === 'object' && process !== null;
                var hasForceFlag = hasProcess ? Boolean(process.execArgv && (process.execArgv.indexOf('--force-node-api-uncaught-exceptions-policy') !== -1)) : false;
                if (envObject.moduleApiVersion < 10 && !hasForceFlag && !enforceUncaughtExceptionPolicy) {
                    var warn = hasProcess && typeof process.emitWarning === 'function'
                        ? process.emitWarning
                        : function (warning, type, code) {
                            if (warning instanceof Error) {
                                console.warn(warning.toString());
                            }
                            else {
                                var prefix = code ? "[".concat(code, "] ") : '';
                                // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
                                console.warn("".concat(prefix).concat(type || 'Warning', ": ").concat(warning));
                            }
                        };
                    warn('Uncaught Node-API callback exception detected, please run node with option --force-node-api-uncaught-exceptions-policy=true to handle those exceptions properly.', 'DeprecationWarning', 'DEP0168');
                    return;
                }
                envObject.triggerFatalException(err);
            });
        };
        NodeEnv.prototype.callFinalizer = function (cb, data, hint) {
            this.callFinalizerInternal(1, cb, data, hint);
        };
        NodeEnv.prototype.callFinalizerInternal = function (forceUncaught, cb, data, hint) {
            var f = this.makeDynCall_vppp(cb);
            var env = this.id;
            var scope = this.ctx.openScope(this);
            try {
                this.callbackIntoModule(Boolean(forceUncaught), function () { f(env, data, hint); });
            }
            finally {
                this.ctx.closeScope(this, scope);
            }
        };
        NodeEnv.prototype.enqueueFinalizer = function (finalizer) {
            var _this = this;
            _super.prototype.enqueueFinalizer.call(this, finalizer);
            if (!this.finalizationScheduled && !this.destructing) {
                this.finalizationScheduled = true;
                this.ref();
                _setImmediate(function () {
                    _this.finalizationScheduled = false;
                    _this.unref();
                    _this.drainFinalizerQueue();
                });
            }
        };
        NodeEnv.prototype.drainFinalizerQueue = function () {
            while (this.pendingFinalizers.length > 0) {
                var refTracker = this.pendingFinalizers.shift();
                refTracker.finalize();
            }
        };
        return NodeEnv;
    }(Env));
    function newEnv(ctx, filename, moduleApiVersion, makeDynCall_vppp, makeDynCall_vp, abort, nodeBinding) {
        moduleApiVersion = typeof moduleApiVersion !== 'number' ? NODE_API_DEFAULT_MODULE_API_VERSION : moduleApiVersion;
        // Validate module_api_version.
        if (moduleApiVersion < NODE_API_DEFAULT_MODULE_API_VERSION) {
            moduleApiVersion = NODE_API_DEFAULT_MODULE_API_VERSION;
        }
        else if (moduleApiVersion > NODE_API_SUPPORTED_VERSION_MAX && moduleApiVersion !== NAPI_VERSION_EXPERIMENTAL) {
            throwNodeApiVersionError(filename, moduleApiVersion);
        }
        var env = new NodeEnv(ctx, filename, moduleApiVersion, makeDynCall_vppp, makeDynCall_vp, abort, nodeBinding);
        ctx.envStore.add(env);
        ctx.addCleanupHook(env, function () { env.unref(); }, 0);
        return env;
    }

    var EmnapiError = /*#__PURE__*/ (function (_super) {
        __extends(EmnapiError, _super);
        function EmnapiError(message) {
            var _newTarget = this.constructor;
            var _this = _super.call(this, message) || this;
            var ErrorConstructor = _newTarget;
            var proto = ErrorConstructor.prototype;
            if (!(_this instanceof EmnapiError)) {
                var setPrototypeOf = Object.setPrototypeOf;
                if (typeof setPrototypeOf === 'function') {
                    setPrototypeOf.call(Object, _this, proto);
                }
                else {
                    // eslint-disable-next-line no-proto
                    _this.__proto__ = proto;
                }
                if (typeof Error.captureStackTrace === 'function') {
                    Error.captureStackTrace(_this, ErrorConstructor);
                }
            }
            return _this;
        }
        return EmnapiError;
    }(Error));
    Object.defineProperty(EmnapiError.prototype, 'name', {
        configurable: true,
        writable: true,
        value: 'EmnapiError'
    });
    var NotSupportWeakRefError = /*#__PURE__*/ (function (_super) {
        __extends(NotSupportWeakRefError, _super);
        function NotSupportWeakRefError(api, message) {
            return _super.call(this, "".concat(api, ": The current runtime does not support \"FinalizationRegistry\" and \"WeakRef\".").concat(message ? " ".concat(message) : '')) || this;
        }
        return NotSupportWeakRefError;
    }(EmnapiError));
    Object.defineProperty(NotSupportWeakRefError.prototype, 'name', {
        configurable: true,
        writable: true,
        value: 'NotSupportWeakRefError'
    });
    var NotSupportBufferError = /*#__PURE__*/ (function (_super) {
        __extends(NotSupportBufferError, _super);
        function NotSupportBufferError(api, message) {
            return _super.call(this, "".concat(api, ": The current runtime does not support \"Buffer\". Consider using buffer polyfill to make sure `globalThis.Buffer` is defined.").concat(message ? " ".concat(message) : '')) || this;
        }
        return NotSupportBufferError;
    }(EmnapiError));
    Object.defineProperty(NotSupportBufferError.prototype, 'name', {
        configurable: true,
        writable: true,
        value: 'NotSupportBufferError'
    });

    var StrongRef = /*#__PURE__*/ (function () {
        function StrongRef(value) {
            this._value = value;
        }
        StrongRef.prototype.deref = function () {
            return this._value;
        };
        StrongRef.prototype.dispose = function () {
            this._value = undefined;
        };
        return StrongRef;
    }());
    var Persistent = /*#__PURE__*/ (function () {
        function Persistent(value) {
            this._ref = new StrongRef(value);
        }
        Persistent.prototype.setWeak = function (param, callback) {
            if (!supportFinalizer || this._ref === undefined || this._ref instanceof WeakRef)
                return;
            var value = this._ref.deref();
            try {
                Persistent._registry.register(value, this, this);
                var weakRef = new WeakRef(value);
                this._ref.dispose();
                this._ref = weakRef;
                this._param = param;
                this._callback = callback;
            }
            catch (err) {
                if (typeof value === 'symbol') ;
                else {
                    throw err;
                }
            }
        };
        Persistent.prototype.clearWeak = function () {
            if (!supportFinalizer || this._ref === undefined)
                return;
            if (this._ref instanceof WeakRef) {
                try {
                    Persistent._registry.unregister(this);
                }
                catch (_) { }
                this._param = undefined;
                this._callback = undefined;
                var value = this._ref.deref();
                if (value === undefined) {
                    this._ref = value;
                }
                else {
                    this._ref = new StrongRef(value);
                }
            }
        };
        Persistent.prototype.reset = function () {
            if (supportFinalizer) {
                try {
                    Persistent._registry.unregister(this);
                }
                catch (_) { }
            }
            this._param = undefined;
            this._callback = undefined;
            if (this._ref instanceof StrongRef) {
                this._ref.dispose();
            }
            this._ref = undefined;
        };
        Persistent.prototype.isEmpty = function () {
            return this._ref === undefined;
        };
        Persistent.prototype.deref = function () {
            if (this._ref === undefined)
                return undefined;
            return this._ref.deref();
        };
        Persistent._registry = supportFinalizer
            ? new FinalizationRegistry(function (value) {
                value._ref = undefined;
                var callback = value._callback;
                var param = value._param;
                value._callback = undefined;
                value._param = undefined;
                if (typeof callback === 'function') {
                    callback(param);
                }
            })
            : undefined;
        return Persistent;
    }());

    exports.ReferenceOwnership = void 0;
    (function (ReferenceOwnership) {
        ReferenceOwnership[ReferenceOwnership["kRuntime"] = 0] = "kRuntime";
        ReferenceOwnership[ReferenceOwnership["kUserland"] = 1] = "kUserland";
    })(exports.ReferenceOwnership || (exports.ReferenceOwnership = {}));
    function canBeHeldWeakly(value) {
        return value.isObject() || value.isFunction() || value.isSymbol();
    }
    var Reference = /*#__PURE__*/ (function (_super) {
        __extends(Reference, _super);
        function Reference(envObject, handle_id, initialRefcount, ownership) {
            var _this = _super.call(this) || this;
            _this.envObject = envObject;
            _this._refcount = initialRefcount;
            _this._ownership = ownership;
            var handle = envObject.ctx.handleStore.get(handle_id);
            _this.canBeWeak = canBeHeldWeakly(handle);
            _this.persistent = new Persistent(handle.value);
            _this.id = 0;
            if (initialRefcount === 0) {
                _this._setWeak();
            }
            return _this;
        }
        Reference.weakCallback = function (ref) {
            ref.persistent.reset();
            ref.invokeFinalizerFromGC();
        };
        Reference.create = function (envObject, handle_id, initialRefcount, ownership, _unused1, _unused2, _unused3) {
            var ref = new Reference(envObject, handle_id, initialRefcount, ownership);
            envObject.ctx.refStore.add(ref);
            ref.link(envObject.reflist);
            return ref;
        };
        Reference.prototype.ref = function () {
            if (this.persistent.isEmpty()) {
                return 0;
            }
            if (++this._refcount === 1 && this.canBeWeak) {
                this.persistent.clearWeak();
            }
            return this._refcount;
        };
        Reference.prototype.unref = function () {
            if (this.persistent.isEmpty() || this._refcount === 0) {
                return 0;
            }
            if (--this._refcount === 0) {
                this._setWeak();
            }
            return this._refcount;
        };
        Reference.prototype.get = function (envObject) {
            if (envObject === void 0) { envObject = this.envObject; }
            if (this.persistent.isEmpty()) {
                return 0;
            }
            var obj = this.persistent.deref();
            var handle = envObject.ensureHandle(obj);
            return handle.id;
        };
        /** @virtual */
        Reference.prototype.resetFinalizer = function () { };
        /** @virtual */
        Reference.prototype.data = function () { return 0; };
        Reference.prototype.refcount = function () { return this._refcount; };
        Reference.prototype.ownership = function () { return this._ownership; };
        /** @virtual */
        Reference.prototype.callUserFinalizer = function () { };
        /** @virtual */
        Reference.prototype.invokeFinalizerFromGC = function () {
            this.finalize();
        };
        Reference.prototype._setWeak = function () {
            if (this.canBeWeak) {
                this.persistent.setWeak(this, Reference.weakCallback);
            }
            else {
                this.persistent.reset();
            }
        };
        Reference.prototype.finalize = function () {
            this.persistent.reset();
            var deleteMe = this._ownership === exports.ReferenceOwnership.kRuntime;
            this.unlink();
            this.callUserFinalizer();
            if (deleteMe) {
                this.dispose();
            }
        };
        Reference.prototype.dispose = function () {
            if (this.id === 0)
                return;
            this.unlink();
            this.persistent.reset();
            this.envObject.ctx.refStore.remove(this.id);
            _super.prototype.dispose.call(this);
            this.envObject = undefined;
            this.id = 0;
        };
        return Reference;
    }(RefTracker));
    var ReferenceWithData = /*#__PURE__*/ (function (_super) {
        __extends(ReferenceWithData, _super);
        function ReferenceWithData(envObject, value, initialRefcount, ownership, _data) {
            var _this = _super.call(this, envObject, value, initialRefcount, ownership) || this;
            _this._data = _data;
            return _this;
        }
        ReferenceWithData.create = function (envObject, value, initialRefcount, ownership, data) {
            var reference = new ReferenceWithData(envObject, value, initialRefcount, ownership, data);
            envObject.ctx.refStore.add(reference);
            reference.link(envObject.reflist);
            return reference;
        };
        ReferenceWithData.prototype.data = function () {
            return this._data;
        };
        return ReferenceWithData;
    }(Reference));
    var ReferenceWithFinalizer = /*#__PURE__*/ (function (_super) {
        __extends(ReferenceWithFinalizer, _super);
        function ReferenceWithFinalizer(envObject, value, initialRefcount, ownership, finalize_callback, finalize_data, finalize_hint) {
            var _this = _super.call(this, envObject, value, initialRefcount, ownership) || this;
            _this._finalizer = new Finalizer(envObject, finalize_callback, finalize_data, finalize_hint);
            return _this;
        }
        ReferenceWithFinalizer.create = function (envObject, value, initialRefcount, ownership, finalize_callback, finalize_data, finalize_hint) {
            var reference = new ReferenceWithFinalizer(envObject, value, initialRefcount, ownership, finalize_callback, finalize_data, finalize_hint);
            envObject.ctx.refStore.add(reference);
            reference.link(envObject.finalizing_reflist);
            return reference;
        };
        ReferenceWithFinalizer.prototype.resetFinalizer = function () {
            this._finalizer.resetFinalizer();
        };
        ReferenceWithFinalizer.prototype.data = function () {
            return this._finalizer.data();
        };
        ReferenceWithFinalizer.prototype.callUserFinalizer = function () {
            this._finalizer.callFinalizer();
        };
        ReferenceWithFinalizer.prototype.invokeFinalizerFromGC = function () {
            this._finalizer.envObject.invokeFinalizerFromGC(this);
        };
        ReferenceWithFinalizer.prototype.dispose = function () {
            if (!this._finalizer)
                return;
            this._finalizer.envObject.dequeueFinalizer(this);
            this._finalizer.dispose();
            _super.prototype.dispose.call(this);
            this._finalizer = undefined;
        };
        return ReferenceWithFinalizer;
    }(Reference));

    var Deferred = /*#__PURE__*/ (function () {
        function Deferred(ctx, value) {
            this.id = 0;
            this.ctx = ctx;
            this.value = value;
        }
        Deferred.create = function (ctx, value) {
            var deferred = new Deferred(ctx, value);
            ctx.deferredStore.add(deferred);
            return deferred;
        };
        Deferred.prototype.resolve = function (value) {
            this.value.resolve(value);
            this.dispose();
        };
        Deferred.prototype.reject = function (reason) {
            this.value.reject(reason);
            this.dispose();
        };
        Deferred.prototype.dispose = function () {
            this.ctx.deferredStore.remove(this.id);
            this.id = 0;
            this.value = null;
            this.ctx = null;
        };
        return Deferred;
    }());

    var Store = /*#__PURE__*/ (function () {
        function Store() {
            this._values = [undefined];
            this._values.length = 4;
            this._size = 1;
            this._freeList = [];
        }
        Store.prototype.add = function (value) {
            var id;
            if (this._freeList.length) {
                id = this._freeList.shift();
            }
            else {
                id = this._size;
                this._size++;
                var capacity = this._values.length;
                if (id >= capacity) {
                    this._values.length = capacity + (capacity >> 1) + 16;
                }
            }
            value.id = id;
            this._values[id] = value;
        };
        Store.prototype.get = function (id) {
            return this._values[id];
        };
        Store.prototype.has = function (id) {
            return this._values[id] !== undefined;
        };
        Store.prototype.remove = function (id) {
            var value = this._values[id];
            if (value) {
                value.id = 0;
                this._values[id] = undefined;
                this._freeList.push(Number(id));
            }
        };
        Store.prototype.dispose = function () {
            for (var i = 1; i < this._size; ++i) {
                var value = this._values[i];
                value === null || value === void 0 ? void 0 : value.dispose();
            }
            this._values = [undefined];
            this._size = 1;
            this._freeList = [];
        };
        return Store;
    }());

    var kMaxReasonableBytes = BigInt(1) << BigInt(60);
    var kMinReasonableBytes = -kMaxReasonableBytes;
    var ExternalMemory = /*#__PURE__*/ (function () {
        function ExternalMemory(onChange) {
            this.total = BigInt(0);
            this.onChange = onChange !== null && onChange !== void 0 ? onChange : null;
        }
        ExternalMemory.prototype.adjust = function (changeInBytes) {
            changeInBytes = BigInt(changeInBytes);
            if (!(kMinReasonableBytes <= changeInBytes && changeInBytes < kMaxReasonableBytes)) {
                throw new RangeError("changeInBytes ".concat(changeInBytes, " is out of reasonable range"));
            }
            var old = this.total;
            this.total += changeInBytes;
            var amount = this.total;
            var onChange = this.onChange;
            if (changeInBytes) {
                onChange === null || onChange === void 0 ? void 0 : onChange(amount, old, changeInBytes);
            }
            return amount;
        };
        return ExternalMemory;
    }());

    var CleanupHookCallback = /*#__PURE__*/ (function () {
        function CleanupHookCallback(envObject, fn, arg, order) {
            this.envObject = envObject;
            this.fn = fn;
            this.arg = arg;
            this.order = order;
        }
        return CleanupHookCallback;
    }());
    var CleanupQueue = /*#__PURE__*/ (function () {
        function CleanupQueue() {
            this._cleanupHooks = [];
            this._cleanupHookCounter = 0;
        }
        CleanupQueue.prototype.empty = function () {
            return this._cleanupHooks.length === 0;
        };
        CleanupQueue.prototype.add = function (envObject, fn, arg) {
            if (this._cleanupHooks.filter(function (hook) { return (hook.envObject === envObject && hook.fn === fn && hook.arg === arg); }).length > 0) {
                throw new Error('Can not add same fn and arg twice');
            }
            this._cleanupHooks.push(new CleanupHookCallback(envObject, fn, arg, this._cleanupHookCounter++));
        };
        CleanupQueue.prototype.remove = function (envObject, fn, arg) {
            for (var i = 0; i < this._cleanupHooks.length; ++i) {
                var hook = this._cleanupHooks[i];
                if (hook.envObject === envObject && hook.fn === fn && hook.arg === arg) {
                    this._cleanupHooks.splice(i, 1);
                    return;
                }
            }
        };
        CleanupQueue.prototype.drain = function () {
            var hooks = this._cleanupHooks.slice();
            hooks.sort(function (a, b) { return (b.order - a.order); });
            for (var i = 0; i < hooks.length; ++i) {
                var cb = hooks[i];
                if (typeof cb.fn === 'number') {
                    cb.envObject.makeDynCall_vp(cb.fn)(cb.arg);
                }
                else {
                    cb.fn(cb.arg);
                }
                this._cleanupHooks.splice(this._cleanupHooks.indexOf(cb), 1);
            }
        };
        CleanupQueue.prototype.dispose = function () {
            this._cleanupHooks.length = 0;
            this._cleanupHookCounter = 0;
        };
        return CleanupQueue;
    }());
    var NodejsWaitingRequestCounter = /*#__PURE__*/ (function () {
        function NodejsWaitingRequestCounter() {
            this.refHandle = new _MessageChannel().port1;
            this.count = 0;
        }
        NodejsWaitingRequestCounter.prototype.increase = function () {
            if (this.count === 0) {
                if (this.refHandle.ref) {
                    this.refHandle.ref();
                }
            }
            this.count++;
        };
        NodejsWaitingRequestCounter.prototype.decrease = function () {
            if (this.count === 0)
                return;
            if (this.count === 1) {
                if (this.refHandle.unref) {
                    this.refHandle.unref();
                }
            }
            this.count--;
        };
        return NodejsWaitingRequestCounter;
    }());
    var Context = /*#__PURE__*/ (function () {
        function Context(options) {
            var _this = this;
            this._isStopping = false;
            this._canCallIntoJs = true;
            this._suppressDestroy = false;
            this.envStore = new Store();
            this.scopeStore = new ScopeStore();
            this.refStore = new Store();
            this.deferredStore = new Store();
            this.handleStore = new HandleStore();
            this.feature = {
                supportReflect: supportReflect,
                supportFinalizer: supportFinalizer,
                supportWeakSymbol: supportWeakSymbol,
                supportBigInt: supportBigInt,
                supportNewFunction: supportNewFunction,
                canSetFunctionName: canSetFunctionName,
                setImmediate: _setImmediate,
                Buffer: _Buffer,
                MessageChannel: _MessageChannel
            };
            this.cleanupQueue = new CleanupQueue();
            this._externalMemory = new ExternalMemory(options === null || options === void 0 ? void 0 : options.onExternalMemoryChange);
            if (typeof process === 'object' && process !== null && typeof process.once === 'function') {
                this.refCounter = new NodejsWaitingRequestCounter();
                process.once('beforeExit', function () {
                    if (!_this._suppressDestroy) {
                        _this.destroy();
                    }
                });
            }
        }
        /**
         * Suppress the destroy on `beforeExit` event in Node.js.
         * Call this method if you want to keep the context and
         * all associated {@link Env | Env} alive,
         * this also means that cleanup hooks will not be called.
         * After call this method, you should call
         * {@link Context.destroy | `Context.prototype.destroy`} method manually.
         */
        Context.prototype.suppressDestroy = function () {
            this._suppressDestroy = true;
        };
        // eslint-disable-next-line @typescript-eslint/explicit-function-return-type
        Context.prototype.getRuntimeVersions = function () {
            return {
                version: version,
                NODE_API_SUPPORTED_VERSION_MAX: NODE_API_SUPPORTED_VERSION_MAX,
                NAPI_VERSION_EXPERIMENTAL: NAPI_VERSION_EXPERIMENTAL,
                NODE_API_DEFAULT_MODULE_API_VERSION: NODE_API_DEFAULT_MODULE_API_VERSION
            };
        };
        Context.prototype.createNotSupportWeakRefError = function (api, message) {
            return new NotSupportWeakRefError(api, message);
        };
        Context.prototype.createNotSupportBufferError = function (api, message) {
            return new NotSupportBufferError(api, message);
        };
        Context.prototype.createReference = function (envObject, handle_id, initialRefcount, ownership) {
            return Reference.create(envObject, handle_id, initialRefcount, ownership);
        };
        Context.prototype.createReferenceWithData = function (envObject, handle_id, initialRefcount, ownership, data) {
            return ReferenceWithData.create(envObject, handle_id, initialRefcount, ownership, data);
        };
        Context.prototype.createReferenceWithFinalizer = function (envObject, handle_id, initialRefcount, ownership, finalize_callback, finalize_data, finalize_hint) {
            if (finalize_callback === void 0) { finalize_callback = 0; }
            if (finalize_data === void 0) { finalize_data = 0; }
            if (finalize_hint === void 0) { finalize_hint = 0; }
            return ReferenceWithFinalizer.create(envObject, handle_id, initialRefcount, ownership, finalize_callback, finalize_data, finalize_hint);
        };
        Context.prototype.createDeferred = function (value) {
            return Deferred.create(this, value);
        };
        Context.prototype.adjustAmountOfExternalAllocatedMemory = function (changeInBytes) {
            return this._externalMemory.adjust(changeInBytes);
        };
        Context.prototype.createEnv = function (filename, moduleApiVersion, makeDynCall_vppp, makeDynCall_vp, abort, nodeBinding) {
            return newEnv(this, filename, moduleApiVersion, makeDynCall_vppp, makeDynCall_vp, abort, nodeBinding);
        };
        Context.prototype.createTrackedFinalizer = function (envObject, finalize_callback, finalize_data, finalize_hint) {
            return TrackedFinalizer.create(envObject, finalize_callback, finalize_data, finalize_hint);
        };
        Context.prototype.getCurrentScope = function () {
            return this.scopeStore.currentScope;
        };
        Context.prototype.addToCurrentScope = function (value) {
            return this.scopeStore.currentScope.add(value);
        };
        Context.prototype.openScope = function (envObject) {
            var scope = this.scopeStore.openScope(this.handleStore);
            if (envObject)
                envObject.openHandleScopes++;
            return scope;
        };
        Context.prototype.closeScope = function (envObject, _scope) {
            if (envObject && envObject.openHandleScopes === 0)
                return;
            this.scopeStore.closeScope();
            if (envObject)
                envObject.openHandleScopes--;
        };
        Context.prototype.ensureHandle = function (value) {
            switch (value) {
                case undefined: return HandleStore.UNDEFINED;
                case null: return HandleStore.NULL;
                case true: return HandleStore.TRUE;
                case false: return HandleStore.FALSE;
                case _global: return HandleStore.GLOBAL;
            }
            return this.addToCurrentScope(value);
        };
        Context.prototype.addCleanupHook = function (envObject, fn, arg) {
            this.cleanupQueue.add(envObject, fn, arg);
        };
        Context.prototype.removeCleanupHook = function (envObject, fn, arg) {
            this.cleanupQueue.remove(envObject, fn, arg);
        };
        Context.prototype.runCleanup = function () {
            while (!this.cleanupQueue.empty()) {
                this.cleanupQueue.drain();
            }
        };
        Context.prototype.increaseWaitingRequestCounter = function () {
            var _a;
            (_a = this.refCounter) === null || _a === void 0 ? void 0 : _a.increase();
        };
        Context.prototype.decreaseWaitingRequestCounter = function () {
            var _a;
            (_a = this.refCounter) === null || _a === void 0 ? void 0 : _a.decrease();
        };
        Context.prototype.setCanCallIntoJs = function (value) {
            this._canCallIntoJs = value;
        };
        Context.prototype.setStopping = function (value) {
            this._isStopping = value;
        };
        Context.prototype.canCallIntoJs = function () {
            return this._canCallIntoJs && !this._isStopping;
        };
        /**
         * Destroy the context and call cleanup hooks.
         * Associated {@link Env | Env} will be destroyed.
         */
        Context.prototype.destroy = function () {
            this.setStopping(true);
            this.setCanCallIntoJs(false);
            this.runCleanup();
        };
        return Context;
    }());
    var defaultContext;
    function createContext(options) {
        return new Context(options);
    }
    function getDefaultContext() {
        if (!defaultContext) {
            defaultContext = createContext();
        }
        return defaultContext;
    }

    exports.ConstHandle = ConstHandle;
    exports.Context = Context;
    exports.Deferred = Deferred;
    exports.EmnapiError = EmnapiError;
    exports.Env = Env;
    exports.External = External;
    exports.Finalizer = Finalizer;
    exports.Handle = Handle;
    exports.HandleScope = HandleScope;
    exports.HandleStore = HandleStore;
    exports.NAPI_VERSION_EXPERIMENTAL = NAPI_VERSION_EXPERIMENTAL;
    exports.NODE_API_DEFAULT_MODULE_API_VERSION = NODE_API_DEFAULT_MODULE_API_VERSION;
    exports.NODE_API_SUPPORTED_VERSION_MAX = NODE_API_SUPPORTED_VERSION_MAX;
    exports.NODE_API_SUPPORTED_VERSION_MIN = NODE_API_SUPPORTED_VERSION_MIN;
    exports.NodeEnv = NodeEnv;
    exports.NotSupportBufferError = NotSupportBufferError;
    exports.NotSupportWeakRefError = NotSupportWeakRefError;
    exports.Persistent = Persistent;
    exports.RefTracker = RefTracker;
    exports.Reference = Reference;
    exports.ReferenceWithData = ReferenceWithData;
    exports.ReferenceWithFinalizer = ReferenceWithFinalizer;
    exports.ScopeStore = ScopeStore;
    exports.Store = Store;
    exports.TrackedFinalizer = TrackedFinalizer;
    exports.TryCatch = TryCatch;
    exports.createContext = createContext;
    exports.getDefaultContext = getDefaultContext;
    exports.getExternalValue = getExternalValue;
    exports.isExternal = isExternal;
    exports.isReferenceType = isReferenceType;
    exports.version = version;

}));
