"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.shouldInterruptAfterDeadline = exports.newAsyncContext = exports.newAsyncRuntime = exports.getQuickJSSync = exports.getQuickJS = exports.errors = exports.RELEASE_SYNC = exports.RELEASE_ASYNC = exports.DEBUG_SYNC = exports.DEBUG_ASYNC = exports.newQuickJSAsyncWASMModule = exports.newQuickJSWASMModule = void 0;
// Build variants
const variants_1 = require("./variants");
Object.defineProperty(exports, "newQuickJSWASMModule", { enumerable: true, get: function () { return variants_1.newQuickJSWASMModule; } });
Object.defineProperty(exports, "newQuickJSAsyncWASMModule", { enumerable: true, get: function () { return variants_1.newQuickJSAsyncWASMModule; } });
Object.defineProperty(exports, "DEBUG_ASYNC", { enumerable: true, get: function () { return variants_1.DEBUG_ASYNC; } });
Object.defineProperty(exports, "DEBUG_SYNC", { enumerable: true, get: function () { return variants_1.DEBUG_SYNC; } });
Object.defineProperty(exports, "RELEASE_ASYNC", { enumerable: true, get: function () { return variants_1.RELEASE_ASYNC; } });
Object.defineProperty(exports, "RELEASE_SYNC", { enumerable: true, get: function () { return variants_1.RELEASE_SYNC; } });
// Export helpers
__exportStar(require("./vm-interface"), exports);
__exportStar(require("./lifetime"), exports);
/** Collects the informative errors this library may throw. */
exports.errors = __importStar(require("./errors"));
__exportStar(require("./deferred-promise"), exports);
__exportStar(require("./module-test"), exports);
let singleton = undefined;
let singletonPromise = undefined;
/**
* Get a shared singleton {@link QuickJSWASMModule}. Use this to evaluate code
* or create Javascript environments.
*
* This is the top-level entrypoint for the quickjs-emscripten library.
*
* If you need strictest possible isolation guarantees, you may create a
* separate {@link QuickJSWASMModule} via {@link newQuickJSWASMModule}.
*
* To work with the asyncified version of this library, see these functions:
*
* - {@link newAsyncRuntime}.
* - {@link newAsyncContext}.
* - {@link newQuickJSAsyncWASMModule}.
*/
async function getQuickJS() {
singletonPromise ?? (singletonPromise = (0, variants_1.newQuickJSWASMModule)().then((instance) => {
singleton = instance;
return instance;
}));
return await singletonPromise;
}
exports.getQuickJS = getQuickJS;
/**
* Provides synchronous access to the shared {@link QuickJSWASMModule} instance returned by {@link getQuickJS}, as long as
* least once.
* @throws If called before `getQuickJS` resolves.
*/
function getQuickJSSync() {
if (!singleton) {
throw new Error("QuickJS not initialized. Await getQuickJS() at least once.");
}
return singleton;
}
exports.getQuickJSSync = getQuickJSSync;
/**
* Create a new [[QuickJSAsyncRuntime]] in a separate WebAssembly module.
*
* Each runtime is isolated in a separate WebAssembly module, so that errors in
* one runtime cannot contaminate another runtime, and each runtime can execute
* an asynchronous action without conflicts.
*
* Note that there is a hard limit on the number of WebAssembly modules in older
* versions of v8:
* https://bugs.chromium.org/p/v8/issues/detail?id=12076
*/
async function newAsyncRuntime(options) {
const module = await (0, variants_1.newQuickJSAsyncWASMModule)();
return module.newRuntime(options);
}
exports.newAsyncRuntime = newAsyncRuntime;
/**
* Create a new [[QuickJSAsyncContext]] (with an associated runtime) in an
* separate WebAssembly module.
*
* Each context is isolated in a separate WebAssembly module, so that errors in
* one runtime cannot contaminate another runtime, and each runtime can execute
* an asynchronous action without conflicts.
*
* Note that there is a hard limit on the number of WebAssembly modules in older
* versions of v8:
* https://bugs.chromium.org/p/v8/issues/detail?id=12076
*/
async function newAsyncContext(options) {
const module = await (0, variants_1.newQuickJSAsyncWASMModule)();
return module.newContext(options);
}
exports.newAsyncContext = newAsyncContext;
/**
* Returns an interrupt handler that interrupts Javascript execution after a deadline time.
*
* @param deadline - Interrupt execution if it's still running after this time.
* Number values are compared against `Date.now()`
*/
function shouldInterruptAfterDeadline(deadline) {
const deadlineAsNumber = typeof deadline === "number" ? deadline : deadline.getTime();
return function () {
return Date.now() > deadlineAsNumber;
};
}
exports.shouldInterruptAfterDeadline = shouldInterruptAfterDeadline;
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