feat: export createWrapper and add createWrapperArray functions

Author: Toilal

Diff for: src/index.js

@@ -1,15 +1,21 @@
 import shallow from './shallow'
 import mount from './mount'
 import createLocalVue from './create-local-vue'
+import createWrapper from './wrappers/create-wrapper'
+import createWrapperArray from './wrappers/create-wrapper-array'
 import TransitionStub from './components/TransitionStub'
 import TransitionGroupStub from './components/TransitionGroupStub'
 import config from './config'
+import WrapperArray from './wrappers/wrapper-array'
 
 export default {
   createLocalVue,
+  createWrapper,
+  createWrapperArray,
   config,
   mount,
   shallow,
   TransitionStub,
-  TransitionGroupStub
+  TransitionGroupStub,
+  WrapperArray
 }

Diff for: src/wrappers/create-wrapper-array.js

@@ -0,0 +1,7 @@
+// @flow
+
+import WrapperArray from './wrapper-array'
+
+export default function createWrapperArray (wrappers: Array<Wrapper | VueWrapper>) {
+  return new WrapperArray(wrappers)
+}

Diff for: types/index.d.ts

@@ -1,4 +1,4 @@
-import Vue, { VNodeData, ComponentOptions, FunctionalComponentOptions } from 'vue'
+import Vue, { VNode, VNodeData, ComponentOptions, FunctionalComponentOptions } from 'vue'
 
 // TODO: use core repo's Component type after https://github.com/vuejs/vue/pull/7369 is released
 export type Component =
@@ -126,6 +126,8 @@ interface VueTestUtilsConfigOptions {
 }
 
 export declare function createLocalVue (): typeof Vue
+export declare function createWrapper (node: VNode | Component, update?: Function, options?: WrapperOptions): Wrapper<Vue>
+export declare function createWrapperArray<T extends Vue> (wrappers: Array<Wrapper<T>>): WrapperArray<T>
 export declare let config: VueTestUtilsConfigOptions
 
 export declare function mount<V extends Vue> (component: VueClass<V>, options?: ThisTypedMountOptions<V>): Wrapper<V>