refactor: move prop rule validation to util/options.js

Author: yyx990803

src/core/util/options.js

@@ -4,7 +4,6 @@ import config from '../config'
 import { warn } from './debug'
 import { nativeWatch } from './env'
 import { set } from '../observer/index'
-import { assertPropObject } from './props'
 
 import {
   ASSET_TYPES,
@@ -295,7 +294,7 @@ function normalizeProps (options: Object, vm: ?Component) {
       val = props[key]
       name = camelize(key)
       if (process.env.NODE_ENV !== 'production' && isPlainObject(val)) {
-        assertPropObject(name, val, vm)
+        validatePropObject(name, val, vm)
       }
       res[name] = isPlainObject(val)
         ? val
@@ -311,6 +310,26 @@ function normalizeProps (options: Object, vm: ?Component) {
   options.props = res
 }
 
+/**
+ * Validate whether a prop object keys are valid.
+ */
+const propOptionsRE = /^(type|default|required|validator)$/
+
+function validatePropObject (
+  propName: string,
+  prop: Object,
+  vm: ?Component
+) {
+  for (const key in prop) {
+    if (!propOptionsRE.test(key)) {
+      warn(
+        `Invalid key "${key}" in validation rules object for prop "${propName}".`,
+        vm
+      )
+    }
+  }
+}
+
 /**
  * Normalize all injections into Object-based format
  */

src/core/util/props.js

@@ -18,13 +18,6 @@ type PropOptions = {
   validator: ?Function
 };
 
-const propOptionsNames = [
-  'type',
-  'default',
-  'required',
-  'validator'
-]
-
 export function validateProp (
   key: string,
   propOptions: Object,
@@ -91,24 +84,6 @@ function getPropDefaultValue (vm: ?Component, prop: PropOptions, key: string): a
     : def
 }
 
-/**
- * Assert whether a prop object keys are valid.
- */
-export function assertPropObject (
-  propName: string,
-  prop: Object,
-  vm: ?Component
-) {
-  for (const key in prop) {
-    if (propOptionsNames.indexOf(key) === -1) {
-      warn(
-        `Invalid key "${key}" in validation rules object for prop "${propName}".`,
-        vm
-      )
-    }
-  }
-}
-
 /**
  * Assert whether a prop is valid.
  */