@nativescript/core/abortcontroller/index.js

A JavaScript library providing an easy to use api for interacting with iOS and Android platform APIs.

import AbortSignal, { abortSignal, createAbortSignal } from './abortsignal';
/**
 * The AbortController.
 * @see https://dom.spec.whatwg.org/#abortcontroller
 */
export default class AbortController {
    /**
     * Initialize this controller.
     */
    constructor() {
        signals.set(this, createAbortSignal());
    }
    /**
     * Returns the `AbortSignal` object associated with this object.
     */
    get signal() {
        return getSignal(this);
    }
    /**
     * Abort and signal to any observers that the associated activity is to be aborted.
     */
    abort() {
        abortSignal(getSignal(this));
    }
}
/**
 * Associated signals.
 */
const signals = new WeakMap();
/**
 * Get the associated signal of a given controller.
 */
function getSignal(controller) {
    const signal = signals.get(controller);
    if (signal == null) {
        throw new TypeError(`Expected 'this' to be an 'AbortController' object, but got ${controller === null ? 'null' : typeof controller}`);
    }
    return signal;
}
// Properties should be enumerable.
Object.defineProperties(AbortController.prototype, {
    signal: { enumerable: true },
    abort: { enumerable: true },
});
if (typeof Symbol === 'function' && typeof Symbol.toStringTag === 'symbol') {
    Object.defineProperty(AbortController.prototype, Symbol.toStringTag, {
        configurable: true,
        value: 'AbortController',
    });
}
export { AbortController, AbortSignal };
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