theluyuan/vue3-yuanma
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

types(runtime-core): simplify types in createComponentInstance() (#170)

Browse Source
This commit is contained in:
terencez 2019-10-10 00:17:42 +08:00 committed by Evan You
parent dadfb27eed
commit 7963c01a67
1 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
packages/runtime-core/src/component.ts
View File

@ -121,19 +121,19 @@ const emptyAppContext = createAppContext()
export function createComponentInstance(
vnode: VNode,
parent: ComponentInternalInstance | null
): ComponentInternalInstance {
) {
// inherit parent app context - or - if root, adopt from root vnode
const appContext =
(parent ? parent.appContext : vnode.appContext) || emptyAppContext
const instance = {
const instance: ComponentInternalInstance = {
vnode,
parent,
appContext,
type: vnode.type as Component,
root: null as any, // set later so it can point to itself
type: vnode.type,
root: null!, // set later so it can point to itself
next: null,
subTree: null as any, // will be set synchronously right after creation
update: null as any, // will be set synchronously right after creation
subTree: null!, // will be set synchronously right after creation
update: null!, // will be set synchronously right after creation
render: null,
renderProxy: null,
propsProxy: null,
@ -178,7 +178,7 @@ export function createComponentInstance(
rtc: null,
ec: null,
emit: (event: string, ...args: unknown[]) => {
emit: (event, ...args) => {
const props = instance.vnode.props || EMPTY_OBJ
const handler = props[`on${event}`] || props[`on${capitalize(event)}`]
if (handler) {