feature: eslint-plugin-putout: no-unresolved: ".", ".."

Author: coderaiser

packages/eslint-plugin-putout/lib/no-unresolved/index.js

@@ -1,7 +1,6 @@
 'use strict';
 
 const process = require('node:process');
-
 const {accessSync} = require('node:fs');
 
 const {
@@ -44,6 +43,9 @@ module.exports.fix = ({node, text, filename}) => {
 module.exports.filter = ({node}) => {
     const value = getValue(node);
 
+    if (!value || value.endsWith('.js'))
+        return false;
+    
     if (!isRelativeStart(value))
         return false;
 
@@ -55,10 +57,10 @@ function resolveSource({dir, value}) {
         const name = join(dir, value, 'package.json');
         const [error, info] = tryCatch(require, name);
 
-        if (error)
-            return value;
+        if (!error)
+            return join(value, info.main);
 
-        return join(value, info.main);
+        return `${value}/index.js`;
     }
 
     for (const ext of ['js', 'mjs', 'cjs']) {

packages/eslint-plugin-putout/lib/no-unresolved/index.spec.js

@@ -7,7 +7,7 @@ const rule = createPlugin(require('.'));
 
 const ruleTester = new RuleTester({
     languageOptions: {
-        ecmaVersion: 2024,
+        ecmaVersion: 2025,
         sourceType: 'module',
     },
 });
@@ -22,6 +22,13 @@ ruleTester.run('no-unresolved', rule, {
     ],
 
     invalid: [{
+        code: `import * as strictMode from '..';`,
+        output: `import * as strictMode from '../index.js';`,
+        errors: [{
+            message,
+            type: 'ImportDeclaration',
+        }],
+    }, {
         code: `import hello from './hello'`,
         output: `import hello from './hello.js'`,
         errors: [{

packages/eslint-plugin-putout/test/fixture/no-unresolved-fix.js

@@ -1,8 +1,8 @@
 import index from '../../lib/index.mjs';
 import eslint from '../../lib.js';
-import dot from '.';
+import dot from './index.js';
 import dotDot from '../../lib/index.js';
-import noPackageJson from '..';
+import noPackageJson from '../index.js';
 import noUnresolved from './no-unresolved-index/index.js';
 
 export * from '../../lib/index.mjs';