Diffusion Open Access Compliance Check Tool (OACCT) (validity_dates) Browse

rOACCT/node_modules/execa/lib/promise.js
324418211df6validity_dates

promise.js
View Options

			'use strict';

			const nativePromisePrototype = (async () => {})().constructor.prototype;
			const descriptors = ['then', 'catch', 'finally'].map(property => [
			property,
			Reflect.getOwnPropertyDescriptor(nativePromisePrototype, property)
			]);

			// The return value is a mixin of `childProcess` and `Promise`
			const mergePromise = (spawned, promise) => {
			for (const [property, descriptor] of descriptors) {
			// Starting the main `promise` is deferred to avoid consuming streams
			const value = typeof promise === 'function' ?
			(...args) => Reflect.apply(descriptor.value, promise(), args) :
			descriptor.value.bind(promise);

			Reflect.defineProperty(spawned, property, {...descriptor, value});
			}

			return spawned;
			};

			// Use promises instead of `child_process` events
			const getSpawnedPromise = spawned => {
			return new Promise((resolve, reject) => {
			spawned.on('exit', (exitCode, signal) => {
			resolve({exitCode, signal});
			});

			spawned.on('error', error => {
			reject(error);
			});

			if (spawned.stdin) {
			spawned.stdin.on('error', error => {
			reject(error);
			});
			}
			});
			};

			module.exports = {
			mergePromise,
			getSpawnedPromise
			};