fix: flow types

facebook · Feb 13, 2020 · ea82cd5 · ea82cd5
1 parent 21a87a4
commit ea82cd5
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/packages/shared/ReactTypes.js b/packages/shared/ReactTypes.js
@@ -59,6 +59,7 @@ export type ReactContext<T> = {
   $$typeof: Symbol | number,
   Consumer: ReactContext<T>,
   Provider: ReactProviderType<T>,
+  displayName?: string;
   _calculateChangedBits: ((a: T, b: T) => number) | null,
   _currentValue: T,
   _currentValue2: T,

diff --git a/packages/shared/getComponentName.js b/packages/shared/getComponentName.js
@@ -24,7 +24,7 @@ import {
   REACT_CHUNK_TYPE,
 } from 'shared/ReactSymbols';
 import {refineResolvedLazyComponent} from 'shared/ReactLazyComponent';
-import type {ReactContext} from 'shared/ReactTypes';
+import type {ReactContext,ReactProviderType} from 'shared/ReactTypes';
 
 function getWrappedName(
   outerType: mixed,
@@ -78,9 +78,11 @@ function getComponentName(type: mixed): string | null {
   if (typeof type === 'object') {
     switch (type.$$typeof) {
       case REACT_CONTEXT_TYPE:
-        return getContextName(type) + '.Consumer';
+        const context: ReactContext<any> = (type: any);
+        return getContextName(context) + '.Consumer';
       case REACT_PROVIDER_TYPE:
-        return getContextName(type._context) + '.Provider';
+        const provider: ReactProviderType<any> = (type: any);
+        return getContextName(provider._context) + '.Provider';
       case REACT_FORWARD_REF_TYPE:
         return getWrappedName(type, type.render, 'ForwardRef');
       case REACT_MEMO_TYPE: