Fix: Ignore templates with 'src' attribute in no-unused-components (fixes #598)(#607)

Author: armano2

lib/rules/no-unused-components.js

@@ -66,7 +66,8 @@ module.exports = {
       "VElement[name='template']:exit" (rootNode) {
         if (
           rootNode.loc.start !== templateLocation ||
-          ignoreReporting
+          ignoreReporting ||
+          utils.hasAttribute(rootNode, 'src')
         ) return
 
         registeredComponents

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

@@ -334,7 +334,7 @@ tester.run('no-unused-components', rule, {
       options: [{ ignoreWhenBindingPresent: true }]
     },
 
-    // Ignore when `render` is used instead of temoplate
+    // Ignore when `render` is used instead of template
     {
       filename: 'test.vue',
       code: `
@@ -348,6 +348,30 @@ tester.run('no-unused-components', rule, {
           }
         }
       </script>`
+    },
+    {
+      filename: 'test.vue',
+      code: `
+      <template src="./test.html" />
+      <script>
+        export default {
+          components: {
+            TheButton
+          }
+        }
+      </script>`
+    },
+    {
+      filename: 'test.vue',
+      code: `
+      <template src="./test.html"></template>
+      <script>
+        export default {
+          components: {
+            TheButton
+          }
+        }
+      </script>`
     }
   ],
   invalid: [