summaryrefslogtreecommitdiff
path: root/includes/external/school/node_modules/graphql/jsutils/promiseForObject.js
diff options
context:
space:
mode:
Diffstat (limited to 'includes/external/school/node_modules/graphql/jsutils/promiseForObject.js')
-rw-r--r--includes/external/school/node_modules/graphql/jsutils/promiseForObject.js26
1 files changed, 26 insertions, 0 deletions
diff --git a/includes/external/school/node_modules/graphql/jsutils/promiseForObject.js b/includes/external/school/node_modules/graphql/jsutils/promiseForObject.js
new file mode 100644
index 0000000..f291f9b
--- /dev/null
+++ b/includes/external/school/node_modules/graphql/jsutils/promiseForObject.js
@@ -0,0 +1,26 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+exports.default = promiseForObject;
+
+/**
+ * This function transforms a JS object `ObjMap<Promise<T>>` into
+ * a `Promise<ObjMap<T>>`
+ *
+ * This is akin to bluebird's `Promise.props`, but implemented only using
+ * `Promise.all` so it will work with any implementation of ES6 promises.
+ */
+function promiseForObject(object) {
+ var keys = Object.keys(object);
+ var valuesAndPromises = keys.map(function (name) {
+ return object[name];
+ });
+ return Promise.all(valuesAndPromises).then(function (values) {
+ return values.reduce(function (resolvedObject, value, i) {
+ resolvedObject[keys[i]] = value;
+ return resolvedObject;
+ }, Object.create(null));
+ });
+}