Fixed crash when the name property value was not literal, in no-unregistered-components rule (#1336)

Author: ota-meshi

lib/rules/no-unregistered-components.js

@@ -185,10 +185,12 @@ module.exports = {
         const nameProperty = utils.findProperty(obj, 'name')
 
         if (nameProperty) {
-          registeredComponents.push({
-            node: nameProperty,
-            name: nameProperty.value.value
-          })
+          if (nameProperty.value.type === 'Literal') {
+            registeredComponents.push({
+              node: nameProperty,
+              name: `${nameProperty.value.value}`
+            })
+          }
         }
       })
     )

tests/lib/rules/no-unregistered-components.js

@@ -648,6 +648,26 @@ tester.run('no-unregistered-components', rule, {
           line: 3
         }
       ]
+    },
+    {
+      filename: 'test.vue',
+      code: `
+        <template>
+          <CustomComponent />
+        </template>
+        <script>
+        export default {
+          name: CustomComponent
+        }
+        </script>
+      `,
+      errors: [
+        {
+          message:
+            'The "CustomComponent" component has been used but not registered.',
+          line: 3
+        }
+      ]
     }
   ]
 })