@cloudflare/types - npm Package Compare versions

Comparing version 1.1.2 to 1.1.3

CHANGELOG.md

@@ -6,2 +6,10 @@ # Change Log
 
+## [1.1.3](http://stash.cfops.it:7999/fe/stratus/compare/@cloudflare/types@1.1.2...@cloudflare/types@1.1.3) (2019-08-09)
+
+**Note:** Version bump only for package @cloudflare/types
+
+
+
+
+
 ## [1.1.2](http://stash.cfops.it:7999/fe/stratus/compare/@cloudflare/types@1.1.1...@cloudflare/types@1.1.2) (2019-08-06)
@@ -8,0 +16,0 @@

package.json

 {
   "name": "@cloudflare/types",
   "description": "",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "types": "./src",
@@ -28,3 +28,3 @@ "main": "lib/index.js",
   },
-  "gitHead": "d50ce114c86a49e113f2c5c6094a0311b60603f4"
+  "gitHead": "4415756814aae8cd065228fae6ea4e44fb5f4f34"
 }

src/utils/index.ts

@@ -62,1 +62,67 @@ import * as React from 'react';
   T2;
+
+/**
+ * Converts union to intersection.
+ *
+ * @example
+ * type A = "hello" | 5
+ * type IntersectionA = UnionToIntersection<A> = "hello" & 5
+ */
+export type UnionToIntersection<U> = (U extends any
+  ? (k: U) => void
+  : never) extends ((k: infer I) => void)
+  ? I
+  : never;
+
+/**
+ * Doing keyof UnionOfObjects in TypeScript will give you intersection of keys. For example:
+ * type UnionOfObjects = {a: string, b: number} | {a: string}
+ * type Keys = keyof UnionOfObjects // "a"[]
+ *
+ * Sometimes, you might want all possible keys, in other words, you want union of keys. You can use this type for it.
+ *
+ * @example
+ * type UnionOfObjects = {a: string, b: number } | {a: string}
+ * type AllKeys = KeyOfUnion<UnionOfObjects> // "a" | "b"
+ */
+export type KeyOfUnion<Union> = keyof UnionToIntersection<Union>;
+
+/**
+ * Converts readonly array to non-readonly array.
+ *
+ * @example
+ * const ReadonlyArray = [5, 4] as const;
+ *
+ * type NonReadonlyArray = NonReadonly<typeof ReadonlyArray>
+ */
+export type NonReadonly<T extends ReadonlyArray<any>> = T extends ReadonlyArray<
+  infer X
+>
+  ? X[]
+  : never;
+
+/**
+ * Converts union of readonly arrays to union of their values.
+ *
+ * @example
+ * type UnionedArrays = readonly [5] | readonly [6]
+ * type Result = ExtractUnionedArrayTypes<UnionedArrays> // "5" | "6"
+ *
+ */
+export type ExtractUnionedArrayTypes<T extends ReadonlyArray<any>> = ((
+  ...t: NonReadonly<T>
+) => any) extends ((...i: infer I) => any)
+  ? I extends ReadonlyArray<infer U>
+    ? U
+    : never
+  : never;
+
+/**
+ * Remove types from T that are assignable to U
+ */
+export type Diff<T, U> = T extends U ? never : T;
+
+/**
+ * Remove types from T that are not assignable to U
+ */
+export type Filter<T, U> = T extends U ? T : never;

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Total package byte prevSize

44531

increased by4.51%

Lines of code

1368

increased by4.59%

No dependency changes