improve unknown element warning

yyx990803 · yyx990803 · commit 69d4d456c004 · 2016-01-21T10:36:16.000-05:00
diff --git a/src/util/component.js b/src/util/component.js
@@ -37,7 +37,8 @@ export function checkComponentAttr (el, options) {
         ) {
           warn(
             'Unknown custom element: <' + tag + '> - did you ' +
-            'register the component correctly?'
+            'register the component correctly? For recursive components, ' +
+            'make sure to provide the "name" option.'
           )
         }
       }

Original file line number	Diff line number	Diff line change
`@@ -37,7 +37,8 @@ export function checkComponentAttr (el, options) {`
`37`	`37`	`) {`
`38`	`38`	`warn(`
`39`	`39`	`'Unknown custom element: <' + tag + '> - did you ' +`
`40`		`- 'register the component correctly?'`
	`40`	`+ 'register the component correctly? For recursive components, ' +`
	`41`	`+ 'make sure to provide the "name" option.'`
`41`	`42`	`)`
`42`	`43`	`}`
`43`	`44`	`}`