lesson 3 in progress

eslint/index.js

@@ -0,0 +1,12 @@
+const fs = require('fs')
+const path = require('path')
+
+const ruleFiles = fs
+  .readdirSync(__dirname)
+  .filter(file => file !== 'index.js' && !file.endsWith('test.js'))
+
+const rules = Object.fromEntries(
+  ruleFiles.map(file => [path.basename(file, '.js'), require('./' + file)])
+)
+
+module.exports = { rules }

eslint/no-wrong-redux-import.js

@@ -0,0 +1,26 @@
+// @ts-check
+/** @type {import('eslint').Rule.RuleModule} */
+module.exports = {
+  meta: {
+    fixable: 'code',
+  },
+  create(context) {
+    return {
+      ImportDeclaration(node) {
+        if (
+          (node.source && node.source.value === '@reduxjs/toolkit/query/') ||
+          node.source.value === '@reduxjs/toolkit/query'
+        ) {
+          context.report({
+            node,
+            message:
+              "Import from '@reduxjs/toolkit/query/' is disallowed. Please import from '@reduxjs/toolkit/query/react'.",
+            fix(fixer) {
+              return fixer.replaceText(node.source, "'@reduxjs/toolkit/query/react'")
+            },
+          })
+        }
+      },
+    }
+  },
+}