refactor: small optimization in checking for component with error during mount (#462)

lusarz · eddyerburgh · commit 3bbb2a98634c · 2018-03-10T08:45:40.000Z
diff --git a/packages/test-utils/src/mount.js b/packages/test-utils/src/mount.js
@@ -29,10 +29,10 @@ export default function mount (component: Component, options: Options = {}): Vue
     vm.$mount()
   }
 
-  const componentsWithError = findAllVueComponentsFromVm(vm).filter(c => c._error)
+  const componentWithError = findAllVueComponentsFromVm(vm).find(c => c._error)
 
-  if (componentsWithError.length > 0) {
-    throw (componentsWithError[0]._error)
+  if (componentWithError) {
+    throw (componentWithError._error)
   }
 
   return new VueWrapper(vm, { attachedToDocument: !!options.attachToDocument })

Original file line number	Diff line number	Diff line change
`@@ -29,10 +29,10 @@ export default function mount (component: Component, options: Options = {}): Vue`
`29`	`29`	`vm.$mount()`
`30`	`30`	`}`
`31`	`31`
`32`		`- const componentsWithError = findAllVueComponentsFromVm(vm).filter(c => c._error)`
	`32`	`+ const componentWithError = findAllVueComponentsFromVm(vm).find(c => c._error)`
`33`	`33`
`34`		`- if (componentsWithError.length > 0) {`
`35`		`- throw (componentsWithError[0]._error)`
	`34`	`+ if (componentWithError) {`
	`35`	`+ throw (componentWithError._error)`
`36`	`36`	`}`
`37`	`37`
`38`	`38`	`return new VueWrapper(vm, { attachedToDocument: !!options.attachToDocument })`