install gulp

user/themes/anissabensalah/node_modules/es5-ext/promise/#/as-callback.js

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+"use strict";
+
+var ensurePlainFunction = require("../../object/ensure-plain-function")
+  , ensureThenable      = require("../../object/ensure-thenable")
+  , microtaskDelay      = require("../../function/#/microtask-delay");
+
+module.exports = function (callback) {
+	ensureThenable(this);
+	ensurePlainFunction(callback);
+	// Rely on microtaskDelay to escape eventual error swallowing
+	this.then(
+		microtaskDelay.call(function (value) {
+			callback(null, value);
+		}),
+		microtaskDelay.call(function (reason) {
+			callback(reason);
+		})
+	);
+};

user/themes/anissabensalah/node_modules/es5-ext/promise/#/index.js

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+"use strict";
+
+module.exports = {
+	asCallback: require("./as-callback")
+};

user/themes/anissabensalah/node_modules/es5-ext/promise/.eslintrc.json

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+{
+  "globals": { "Promise": true }
+}

user/themes/anissabensalah/node_modules/es5-ext/promise/index.js

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+"use strict";
+
+module.exports = {
+	"#": require("./#"),
+	"lazy": require("./lazy")
+};

user/themes/anissabensalah/node_modules/es5-ext/promise/lazy.js

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+"use strict";
+
+var isFunction = require("../function/is-function");
+
+module.exports = function (executor) {
+	var Constructor;
+	if (isFunction(this)) {
+		Constructor = this;
+	} else if (typeof Promise === "function") {
+		Constructor = Promise;
+	} else {
+		throw new TypeError("Could not resolve Promise constuctor");
+	}
+
+	var lazyThen;
+	var promise = new Constructor(function (resolve, reject) {
+		lazyThen = function (onSuccess, onFailure) {
+			if (!hasOwnProperty.call(this, "then")) {
+				// Sanity check
+				throw new Error("Unexpected (inherited) lazy then invocation");
+			}
+
+			try {
+				executor(resolve, reject);
+			} catch (reason) {
+				reject(reason);
+			}
+			delete this.then;
+			return this.then(onSuccess, onFailure);
+		};
+	});
+
+	return Object.defineProperty(promise, "then", {
+		configurable: true,
+		writable: true,
+		value: lazyThen
+	});
+};