feat: change function structure to validate schema

Author: AlbinaBlazhko17

packages/core/src/rules/common/tags-duplicated-names.ts

@@ -8,24 +8,29 @@ import type { UserContext } from '../../walk.js';
 export const TagsDuplicatedNames: Oas3Rule | Oas2Rule | Async2Rule | Async3Rule = ({
   ignoreCase = false,
 }) => {
+  const tagNames = new Set<string>();
+
   return {
-    Root(
-      root: Oas2Definition | Oas3Definition | Oas3_1Definition,
-      { report, location }: UserContext
-    ) {
-      if (!root.tags) return;
-      const tagNames = new Set<string>();
-      for (const [i, tag] of root.tags.entries()) {
+    Tag: {
+      leave(
+        tag: { name: string },
+        ctx: UserContext,
+        root: Oas2Definition | Oas3Definition | Oas3_1Definition
+      ) {
+        if (!root.tags) return;
+
         const tagName = getTagName(tag, ignoreCase);
+        const index = root.tags.findIndex((t) => t === tag);
+
         if (tagNames.has(tagName)) {
-          report({
+          ctx.report({
             message: `Duplicate tag name found: '${tag.name}'`,
-            location: location.child(['tags', i]),
+            location: ctx.location.child(['tags', index]),
           });
         } else {
           tagNames.add(tagName);
         }
-      }
+      },
     },
   };
 };

packages/core/src/rules/oas3/__tests__/struct/struct.test.ts

@@ -48,19 +48,6 @@ describe('Oas3 Structural visitor basic', () => {
 
     expect(replaceSourceWithRef(results)).toMatchInlineSnapshot(`
       [
-        {
-          "location": [
-            {
-              "pointer": "#/tags/1",
-              "reportOnKey": false,
-              "source": "foobar.yaml",
-            },
-          ],
-          "message": "Duplicate tag name found: 'undefined'",
-          "ruleId": "tags-duplicated-names",
-          "severity": "error",
-          "suggest": [],
-        },
         {
           "from": undefined,
           "location": [