From a6dfc356ae323a9f788b979bcc0143f8243851aa Mon Sep 17 00:00:00 2001
From: enzo360 <enzo.testa@360learning.com>
Date: Wed, 16 Dec 2020 19:54:30 +0100
Subject: [PATCH 1/3] fix multiple reporting of unregistered components

---
 lib/rules/no-unregistered-components.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rules/no-unregistered-components.js b/lib/rules/no-unregistered-components.js
index 3ae283284..6e6cb2ada 100644
--- a/lib/rules/no-unregistered-components.js
+++ b/lib/rules/no-unregistered-components.js
@@ -126,7 +126,7 @@ module.exports = {
           usedComponentNodes.push({ node, name: node.value.value })
         },
         /** @param {VElement} node */
-        "VElement[name='template']:exit"() {
+        "VElement[name='template'][parent.type='VDocumentFragment']:exit"() {
           // All registered components, transformed to kebab-case
           const registeredComponentNames = registeredComponents.map(
             ({ name }) => casing.kebabCase(name)

From 3efbed05b75fde314f2c7a691e75cb72ba11f541 Mon Sep 17 00:00:00 2001
From: enzo360 <enzo.testa@360learning.com>
Date: Thu, 17 Dec 2020 09:37:23 +0100
Subject: [PATCH 2/3]  add tests

---
 tests/lib/rules/no-unregistered-components.js | 42 ++++++++++++++++++-
 1 file changed, 40 insertions(+), 2 deletions(-)

diff --git a/tests/lib/rules/no-unregistered-components.js b/tests/lib/rules/no-unregistered-components.js
index a50e3c0f0..74d2355bd 100644
--- a/tests/lib/rules/no-unregistered-components.js
+++ b/tests/lib/rules/no-unregistered-components.js
@@ -458,7 +458,26 @@ tester.run('no-unregistered-components', rule, {
         }
         </script>
       `
-    }
+    },
+    {
+      filename: 'test.vue',
+      code: `
+        <template>
+          <CustomComponentWithNamedSlots>
+            <template #slotA>
+              <div>Text</div>
+            </template>
+          </CustomComponentWithNamedSlots>
+        </template>
+        <script>
+        export default {
+          components: {
+            CustomComponentWithNamedSlots
+          }
+        }
+        </script>
+      `
+    },
   ],
   invalid: [
     {
@@ -668,6 +687,25 @@ tester.run('no-unregistered-components', rule, {
           line: 3
         }
       ]
-    }
+    },
+    {
+      filename: 'test.vue',
+      code: `
+        <template>
+          <CustomComponentWithNamedSlots>
+            <template #slotA>
+              <div>Text</div>
+            </template>
+          </CustomComponentWithNamedSlots>
+        </template>
+      `,
+      errors: [
+        {
+          message:
+            'The "CustomComponentWithNamedSlots" component has been used but not registered.',
+          line: 3
+        }
+      ]
+    },
   ]
 })

From a4c5b2e38a1b2aeb66e4ba012d8416058dff3c9c Mon Sep 17 00:00:00 2001
From: enzo360 <enzo.testa@360learning.com>
Date: Fri, 18 Dec 2020 09:02:33 +0100
Subject: [PATCH 3/3]  fix linter error

---
 tests/lib/rules/no-unregistered-components.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/lib/rules/no-unregistered-components.js b/tests/lib/rules/no-unregistered-components.js
index 74d2355bd..27739b78a 100644
--- a/tests/lib/rules/no-unregistered-components.js
+++ b/tests/lib/rules/no-unregistered-components.js
@@ -477,7 +477,7 @@ tester.run('no-unregistered-components', rule, {
         }
         </script>
       `
-    },
+    }
   ],
   invalid: [
     {
@@ -706,6 +706,6 @@ tester.run('no-unregistered-components', rule, {
           line: 3
         }
       ]
-    },
+    }
   ]
 })