Sha256: 13c171151f5c3ce102bc711841bc12ff09058134f7f414d144cf0c766da15e1e

Contents?: true

Size: 1.12 KB

Versions: 6

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Stored size: 1.12 KB

Contents

'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
};

Version data entries

6 entries across 6 versions & 1 rubygems

Version Path
decidim-0.27.1 packages/webpacker/node_modules/execa/lib/promise.js
decidim-0.26.4 packages/webpacker/node_modules/execa/lib/promise.js
decidim-0.27.0 packages/webpacker/node_modules/execa/lib/promise.js
decidim-0.26.3 packages/webpacker/node_modules/execa/lib/promise.js
decidim-0.27.0.rc2 packages/webpacker/node_modules/execa/lib/promise.js
decidim-0.27.0.rc1 packages/webpacker/node_modules/execa/lib/promise.js