Add deepmerge (#2000)

flow-typed · Mar 27, 2018 · e6922b8 · e6922b8
1 parent 0215e23
commit e6922b8
Show file tree

Hide file tree

Showing 2 changed files with 20 additions and 0 deletions.
diff --git a/definitions/npm/deepmerge_v2.1.x/flow_v0.57.3-/deepmerge_v2.1.x.js b/definitions/npm/deepmerge_v2.1.x/flow_v0.57.3-/deepmerge_v2.1.x.js
@@ -0,0 +1,12 @@
+declare module 'deepmerge' {
+  declare type Options = {
+    clone?: boolean,
+    arrayMerge?: (destination: any[], source: any[], options?: Options) => Array<any>
+  }
+
+  declare module.exports: {
+    <A, B>(a: A, b: B, options?: Options): A & B,
+    all<T>(objects: Array<$Shape<T>>, options?: Options): T
+  };
+
+}
diff --git a/definitions/npm/deepmerge_v2.1.x/test_deepmerge_v2.1.x.js b/definitions/npm/deepmerge_v2.1.x/test_deepmerge_v2.1.x.js
@@ -0,0 +1,8 @@
+const deepmerge = require("deepmerge");
+
+const m1: { a: string, b: string } = deepmerge({a: ''}, { b: '' })
+
+const m2: { a: string, b: string } = deepmerge.all([ {a: ''}, { b: '' } ])
+
+// $ExpectError
+const m3: { a: number, b: string } = deepmerge({a: ''}, { b: '' })