fix(types): make render option in functional components to optional (v…

…uejs#7663)
f2009 · Jan 25, 2019 · b3d6a68 · b3d6a68
1 parent a32b65b
commit b3d6a68
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/types/options.d.ts b/types/options.d.ts
@@ -110,7 +110,7 @@ export interface FunctionalComponentOptions<Props = DefaultProps, PropDefs = Pro
   props?: PropDefs;
   inject?: InjectOptions;
   functional: boolean;
-  render(this: undefined, createElement: CreateElement, context: RenderContext<Props>): VNode;
+  render?(this: undefined, createElement: CreateElement, context: RenderContext<Props>): VNode;
 }
 
 export interface RenderContext<Props=DefaultProps> {

diff --git a/types/test/options-test.ts b/types/test/options-test.ts
@@ -331,6 +331,10 @@ Vue.component('functional-component-object-inject', {
   }
 })
 
+Vue.component('functional-component-check-optional', {
+  functional: true
+})
+
 Vue.component("async-component", ((resolve, reject) => {
   setTimeout(() => {
     resolve(Vue.component("component"));