From d679eeac2f803286b3dc0cee4afcb01c0f3cc9bd Mon Sep 17 00:00:00 2001
From: Will Binns-Smith <wbinnssmith@gmail.com>
Date: Wed, 15 Nov 2017 10:31:23 -0800
Subject: [PATCH] Add libdefs for idb-keyval (#1537)

---
 .../flow_v0.34.x-/idb-keyval_v2.x.x.js        | 22 +++++++++++++++
 .../test_idb-keyval-v2.x.x.js                 | 27 +++++++++++++++++++
 2 files changed, 49 insertions(+)
 create mode 100644 definitions/npm/idb-keyval_v2.x.x/flow_v0.34.x-/idb-keyval_v2.x.x.js
 create mode 100644 definitions/npm/idb-keyval_v2.x.x/test_idb-keyval-v2.x.x.js

diff --git a/definitions/npm/idb-keyval_v2.x.x/flow_v0.34.x-/idb-keyval_v2.x.x.js b/definitions/npm/idb-keyval_v2.x.x/flow_v0.34.x-/idb-keyval_v2.x.x.js
new file mode 100644
index 0000000000..38d41b86a8
--- /dev/null
+++ b/definitions/npm/idb-keyval_v2.x.x/flow_v0.34.x-/idb-keyval_v2.x.x.js
@@ -0,0 +1,22 @@
+// Derived from TS typings at https://github.com/jakearchibald/idb-keyval/blob/b49b4e9fbf2f5deb63598f9cf0d9899d2f89dc95/typings.d.ts
+
+declare module 'idb-keyval' {
+  declare interface IDBKeyVal<Key> {
+    /** Add a new value or update an existing one */
+    set<Value>(key: Key, value: Value): Promise<void>,
+
+    /** Get a value by key */
+    get<Value>(key: Key): Promise<Value>,
+
+    /** Get all keys in the database */
+    keys(): Promise<Array<Key>>,
+
+    /** Delete an entry in the database by key */
+    delete(key: Key): Promise<void>,
+
+    /** Delete all entries in the database */
+    clear(): Promise<void>,
+  }
+
+  declare module.exports: IDBKeyVal<string>;
+}
diff --git a/definitions/npm/idb-keyval_v2.x.x/test_idb-keyval-v2.x.x.js b/definitions/npm/idb-keyval_v2.x.x/test_idb-keyval-v2.x.x.js
new file mode 100644
index 0000000000..b85da0d34f
--- /dev/null
+++ b/definitions/npm/idb-keyval_v2.x.x/test_idb-keyval-v2.x.x.js
@@ -0,0 +1,27 @@
+// Derived from the usage docs:
+// https://github.com/jakearchibald/idb-keyval/blob/b49b4e9fbf2f5deb63598f9cf0d9899d2f89dc95/README.md
+
+import idbKeyval from 'idb-keyval';
+
+async function test() {
+  idbKeyval.set('hello', 'world');
+  (idbKeyval.set('foo', 'bar'): Promise<void>);
+
+  await idbKeyval.set('baz', 'foo');
+
+  idbKeyval.set('hello', 'world')
+    .then(() => console.log('It worked!'))
+    .catch(err => console.log('It failed!', err));
+
+  idbKeyval.get('hello').then(val => (val: any));
+
+  const baz = await idbKeyval.get('baz');
+
+  // $ExpectError
+  await idbKeyval.get();
+
+  idbKeyval.keys().then(keys => keys.map(k => k.toUpperCase()));
+
+  idbKeyval.delete('hello');
+  idbKeyval.clear();
+}