chore: Use type: "module" and build to cjs/mjs (#190)

Author: pan-kot

.eslintrc

@@ -14,7 +14,7 @@
       "jsx": true
     }
   },
-  "plugins": ["unicorn", "react-hooks", "no-unsanitized", "header"],
+  "plugins": ["unicorn", "react-hooks", "no-unsanitized", "header", "import"],
   "rules": {
     "@typescript-eslint/no-empty-function": "off",
     "@typescript-eslint/no-namespace": "off",
@@ -59,7 +59,8 @@
       [" Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.", " SPDX-License-Identifier: Apache-2.0"],
       2
     ],
-    "no-warning-comments": "warn"
+    "no-warning-comments": "warn",
+    "import/extensions": ["error", "ignorePackages"]
   },
   "settings": {
     "react": {
@@ -77,7 +78,7 @@
   },
   "overrides": [
     {
-      "files": ["*.js"],
+      "files": ["*.js", "*.cjs"],
       "rules": {
         "@typescript-eslint/no-var-requires": "off"
       },
@@ -92,6 +93,12 @@
         "jest": true
       }
     },
+    {
+      "files": ["**/__tests__/**", "./test-pages/**"],
+      "rules": {
+        "import/extensions": ["off"]
+      }
+    },
     {
       "files": ["**/__integ__/**"],
       "rules": {

jest.integ.config.js jest.integ.config.cjsjest.integ.config.js renamed to jest.integ.config.cjs

@@ -16,9 +16,9 @@ module.exports = {
   },
   testTimeout: 60_000, // 1min
   maxWorkers: os.cpus().length,
-  globalSetup: '<rootDir>/jest/global-setup.js',
-  globalTeardown: '<rootDir>/jest/global-teardown.js',
-  setupFilesAfterEnv: ['<rootDir>/jest/integ-setup.js'],
+  globalSetup: '<rootDir>/jest/global-setup.cjs',
+  globalTeardown: '<rootDir>/jest/global-teardown.cjs',
+  setupFilesAfterEnv: ['<rootDir>/jest/integ-setup.cjs'],
   moduleFileExtensions: ['js', 'ts'],
   testRegex: '(/(__integ__)/.*(\\.|/)test)\\.[jt]sx?$',
 };

jest.unit.config.js jest.unit.config.cjsjest.unit.config.js renamed to jest.unit.config.cjs

@@ -17,6 +17,9 @@ module.exports = merge({}, cloudscapePreset, {
       },
     ],
   },
-  setupFilesAfterEnv: ['<rootDir>/jest/unit-setup.js'],
+  moduleNameMapper: {
+    '^(\\.{1,2}/.*)\\.js$': '$1',
+  },
+  setupFilesAfterEnv: ['<rootDir>/jest/unit-setup.cjs'],
   testRegex: '(/__tests__/.*(\\.|/)test)\\.[jt]sx?$',
 });