Migration datamodels !

node_modules/es5-ext/promise/#/as-callback.js

@@ -0,0 +1,15 @@
+"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); })
+	);
+};