Fix template-no-input-tagname false positive in GJS/GTS

Add .hbs filename gate so the rule does not fire in GJS/GTS strict-mode templates, where `input` is a user-imported JS identifier rather than the classic resolver-resolved helper, making tagName= a valid custom argument.

Author: johanrd

lib/rules/template-no-input-tagname.js

@@ -12,6 +12,11 @@ module.exports = {
     messages: { unexpected: 'Unexpected tagName usage on input helper.' },
   },
   create(context) {
+    const isStrictMode = context.filename.endsWith('.gjs') || context.filename.endsWith('.gts');
+    if (isStrictMode) {
+      return {};
+    }
+
     function check(node) {
       if (!node.path) {
         return;

tests/lib/rules/template-no-input-tagname.js

@@ -5,13 +5,17 @@ const ruleTester = new RuleTester({
   parser: require.resolve('ember-eslint-parser'),
   parserOptions: { ecmaVersion: 2022, sourceType: 'module' },
 });
+
 ruleTester.run('template-no-input-tagname', rule, {
   valid: [
     '<template>{{input value=this.foo}}</template>',
     // Test cases ported from ember-template-lint
     '<template>{{input type="text"}}</template>',
     '<template>{{component "input" type="text"}}</template>',
     '<template>{{yield (component "input" type="text")}}</template>',
+    // Rule is disabled in GJS/GTS: `input` is a user-imported binding, not the classic helper
+    { filename: 'test.gjs', code: '<template>{{input tagName="span"}}</template>' },
+    { filename: 'test.gts', code: '<template>{{input tagName="foo"}}</template>' },
   ],
   invalid: [
     {
@@ -53,3 +57,57 @@ ruleTester.run('template-no-input-tagname', rule, {
     },
   ],
 });
+
+const hbsRuleTester = new RuleTester({
+  parser: require.resolve('ember-eslint-parser/hbs'),
+  parserOptions: {
+    ecmaVersion: 2022,
+    sourceType: 'module',
+  },
+});
+
+hbsRuleTester.run('template-no-input-tagname', rule, {
+  valid: [
+    '{{input value=foo}}',
+    '{{input type="text"}}',
+    '{{component "input" type="text"}}',
+    '{{yield (component "input" type="text")}}',
+  ],
+  invalid: [
+    {
+      code: '{{input tagName="span"}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{input tagName="foo"}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{input tagName=bar}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{component "input" tagName="foo"}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{component "input" tagName=bar}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{yield (component "input" tagName="foo")}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+    {
+      code: '{{yield (component "input" tagName=bar)}}',
+      output: null,
+      errors: [{ messageId: 'unexpected' }],
+    },
+  ],
+});