no need to check domProps in extract-props because domProp casting can only happen for native elements

yyx990803 · yyx990803 · commit dab4db8a2359 · 2017-04-05T14:38:46.000+08:00
diff --git a/src/core/vdom/helpers/extract-props.js b/src/core/vdom/helpers/extract-props.js
@@ -22,8 +22,8 @@ export function extractPropsFromVNodeData (
     return
   }
   const res = {}
-  const { attrs, props, domProps } = data
-  if (isDef(attrs) || isDef(props) || isDef(domProps)) {
+  const { attrs, props } = data
+  if (isDef(attrs) || isDef(props)) {
     for (const key in propOptions) {
       const altKey = hyphenate(key)
       if (process.env.NODE_ENV !== 'production') {
@@ -43,8 +43,7 @@ export function extractPropsFromVNodeData (
         }
       }
       checkProp(res, props, key, altKey, true) ||
-      checkProp(res, attrs, key, altKey, false) ||
-      checkProp(res, domProps, key, altKey, false)
+      checkProp(res, attrs, key, altKey, false)
     }
   }
   return res

Original file line number	Diff line number	Diff line change
`@@ -22,8 +22,8 @@ export function extractPropsFromVNodeData (`
`22`	`22`	`return`
`23`	`23`	`}`
`24`	`24`	`const res = {}`
`25`		`- const { attrs, props, domProps } = data`
`26`		`- if (isDef(attrs) \|\| isDef(props) \|\| isDef(domProps)) {`
	`25`	`+ const { attrs, props } = data`
	`26`	`+ if (isDef(attrs) \|\| isDef(props)) {`
`27`	`27`	`for (const key in propOptions) {`
`28`	`28`	`const altKey = hyphenate(key)`
`29`	`29`	`if (process.env.NODE_ENV !== 'production') {`
`@@ -43,8 +43,7 @@ export function extractPropsFromVNodeData (`
`43`	`43`	`}`
`44`	`44`	`}`
`45`	`45`	`checkProp(res, props, key, altKey, true) \|\|`
`46`		`- checkProp(res, attrs, key, altKey, false) \|\|`
`47`		`- checkProp(res, domProps, key, altKey, false)`
	`46`	`+ checkProp(res, attrs, key, altKey, false)`
`48`	`47`	`}`
`49`	`48`	`}`
`50`	`49`	`return res`