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chore: remove refs from setupContext 

explicit refs should be preferred
This commit is contained in:
Evan You 2019-10-21 10:36:38 -04:00
parent 4abd8d29ef
commit 40ccbdeaac
1 changed files with 2 additions and 3 deletions
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5
packages/runtime-core/src/component.ts
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@ -414,7 +414,7 @@ function finishComponentSetup(
export const SetupProxySymbol = Symbol() export const SetupProxySymbol = Symbol()
const SetupProxyHandlers: { [key: string]: ProxyHandler<any> } = {} const SetupProxyHandlers: { [key: string]: ProxyHandler<any> } = {}
;['attrs', 'slots', 'refs'].forEach((type: string) => { ;['attrs', 'slots'].forEach((type: string) => {
SetupProxyHandlers[type] = { SetupProxyHandlers[type] = {
get: (instance, key) => instance[type][key], get: (instance, key) => instance[type][key],
has: (instance, key) => key === SetupProxySymbol || key in instance[type], has: (instance, key) => key === SetupProxySymbol || key in instance[type],
@ -429,12 +429,11 @@ const SetupProxyHandlers: { [key: string]: ProxyHandler<any> } = {}
function createSetupContext(instance: ComponentInternalInstance): SetupContext { function createSetupContext(instance: ComponentInternalInstance): SetupContext {
const context = { const context = {
// attrs, slots & refs are non-reactive, but they need to always expose // attrs & slots are non-reactive, but they need to always expose
// the latest values (instance.xxx may get replaced during updates) so we // the latest values (instance.xxx may get replaced during updates) so we
// need to expose them through a proxy // need to expose them through a proxy
attrs: new Proxy(instance, SetupProxyHandlers.attrs), attrs: new Proxy(instance, SetupProxyHandlers.attrs),
slots: new Proxy(instance, SetupProxyHandlers.slots), slots: new Proxy(instance, SetupProxyHandlers.slots),
refs: new Proxy(instance, SetupProxyHandlers.refs),
emit: instance.emit emit: instance.emit
} }
return __DEV__ ? Object.freeze(context) : context return __DEV__ ? Object.freeze(context) : context