Added support for defineOptions to vue/multi-word-component-names rule (#2157)

Author: ota-meshi

lib/rules/multi-word-component-names.js

@@ -98,6 +98,17 @@ module.exports = {
         hasName = true
         validateName(node.value)
       }),
+      utils.defineScriptSetupVisitor(context, {
+        onDefineOptionsEnter(node) {
+          if (node.arguments.length === 0) return
+          const define = node.arguments[0]
+          if (define.type !== 'ObjectExpression') return
+          const nameNode = utils.findProperty(define, 'name')
+          if (!nameNode) return
+          hasName = true
+          validateName(nameNode.value)
+        }
+      }),
       {
         /** @param {Program} node */
         'Program:exit'(node) {

tests/lib/rules/multi-word-component-names.js

@@ -209,10 +209,18 @@ tester.run('multi-word-component-names', rule, {
       <template>
         <AppButton />
       </template>
-      
+
       <script setup lang="ts">
       import AppButton from "@/components/AppButton.vue";
       </script>`
+    },
+    {
+      filename: 'Single.vue',
+      code: `
+      <script setup>
+      defineOptions({name: 'MultiWord'})
+      </script>
+      `
     }
   ],
   invalid: [
@@ -333,6 +341,20 @@ tester.run('multi-word-component-names', rule, {
           line: 1
         }
       ]
+    },
+    {
+      filename: 'MultiWord.vue',
+      code: `
+      <script setup>
+      defineOptions({name: 'Single'})
+      </script>
+      `,
+      errors: [
+        {
+          message: 'Component name "Single" should always be multi-word.',
+          line: 3
+        }
+      ]
     }
   ]
 })