fix: nextTick await (#414)

Author: antfu

src/nextTick.ts

@@ -7,5 +7,5 @@ export const nextTick: NextTick = function nextTick(
   this: ThisType<NextTick>,
   ...args: Parameters<NextTick>
 ) {
-  return currentVue?.nextTick.bind(this, args)
+  return currentVue?.nextTick.apply(this, args)
 } as any

test/misc.spec.js

@@ -26,4 +26,27 @@ describe('nextTick', () => {
       })
     })
   })
+
+  it('should works with await', async () => {
+    const vm = new Vue({
+      template: `<div>{{a}}</div>`,
+      setup() {
+        return {
+          a: ref(1),
+        }
+      },
+    }).$mount()
+
+    expect(vm.$el.textContent).toBe('1')
+    vm.a = 2
+    expect(vm.$el.textContent).toBe('1')
+
+    await nextTick()
+    expect(vm.$el.textContent).toBe('2')
+    vm.a = 3
+    expect(vm.$el.textContent).toBe('2')
+
+    await nextTick()
+    expect(vm.$el.textContent).toBe('3')
+  })
 })