Nullify adapters

Author: kossnocorp

Diff for: Makefile

@@ -22,7 +22,7 @@ test-node-watch:
 	npx firebase emulators:exec --only firestore "npx jest --env node --watch"
 
 test-browser:
-	npx firebase emulators:exec --only firestore "npx karma start --single-run"
+	npx firebase emulators:exec --only firestore "npx karma start karma.conf.cjs --single-run"
 
 test-browser-watch:
 	npx firebase emulators:exec --only firestore "npx karma start"
@@ -36,17 +36,17 @@ test-system-node-watch:
 	npx jest --env node --watch
 
 test-system-browser:
-	npx karma start --single-run
+	npx karma start karma.conf.cjs --single-run
 
 test-system-browser-watch:
 	npx karma start
 
 build:
 	@rm -rf lib
-	@env BABEL_ENV=esm npx babel src --config-file ./babel.config.lib.js --source-root src --out-dir lib --extensions .mjs,.ts --out-file-extension .mjs --quiet
-	@env BABEL_ENV=cjs npx babel src --config-file ./babel.config.lib.js --source-root src --out-dir lib --extensions .mjs,.ts --out-file-extension .js --quiet
+	@env BABEL_ENV=esm npx babel src --config-file ./babel.config.lib.json --source-root src --out-dir lib --extensions .mjs,.ts --out-file-extension .mjs --quiet
+	@env BABEL_ENV=cjs npx babel src --config-file ./babel.config.lib.json --source-root src --out-dir lib --extensions .mjs,.ts --out-file-extension .js --quiet
 	@npx tsc -p tsconfig.lib.json
-# @env npx babel src --config-file ./babel.config.lib.js --source-root src --out-dir lib --extensions .mjs,.ts,.js --out-file-extension .js --ignore "src/**/tests.ts" --ignore "src/tests/**/*" --ignore "src/**/tysts.ts" --ignore "src/tysts/**/*" --ignore "src/**/*.d.ts" --quiet
+# @env npx babel src --config-file ./babel.config.lib.json --source-root src --out-dir lib --extensions .mjs,.ts,.js --out-file-extension .js --ignore "src/**/tests.ts" --ignore "src/tests/**/*" --ignore "src/**/tysts.ts" --ignore "src/tysts/**/*" --ignore "src/**/*.d.ts" --quiet
 # @npx prettier "lib/**/*.[jt]s" --write --loglevel silent
 # @cp package.json lib
 # @cp *.md lib

Diff for: babel.config.js

@@ -0,0 +1,6 @@
+{
+  "presets": [
+    ["@babel/preset-env", { "targets": { "node": "current" } }],
+    "@babel/preset-typescript"
+  ]
+}

Diff for: babel.config.json

@@ -0,0 +1,45 @@
+{
+  "presets": ["@babel/preset-typescript"],
+
+  "env": {
+    "cjs": {
+      "presets": [
+        [
+          "@babel/preset-env",
+          {
+            "targets": { "node": "current" },
+            "modules": "commonjs",
+            "loose": true
+          }
+        ]
+      ],
+
+      "plugins": [
+        [
+          "@babel/plugin-transform-modules-commonjs",
+          { "strict": true, "noInterop": true }
+        ],
+        ["babel-plugin-add-import-extension", { "extension": "js" }]
+      ]
+    },
+
+    "esm": {
+      "presets": [
+        [
+          "@babel/preset-env",
+          { "targets": { "node": "current" }, "modules": false }
+        ]
+      ],
+
+      "plugins": [["babel-plugin-add-import-extension", { "extension": "mjs" }]]
+    }
+  },
+
+  "ignore": [
+    "src/**/*.d.ts",
+    "src/**/tests.ts",
+    "src/tests/**/*",
+    "src/**/tysts.ts",
+    "src/tysts/**/*"
+  ]
+}

Diff for: babel.config.lib.js

@@ -1,9 +1,10 @@
 /** @type {import('@jest/types').Config.InitialOptions} */
-module.exports = {
+const config = {
   roots: ["<rootDir>/src/"],
   testRegex: ["tests\\.ts$", "tests/.+\\.ts$"],
   setupFilesAfterEnv: ["<rootDir>/tests/setupAdmin.ts"],
   transform: {
     "\\.(mjs|js|ts)$": "babel-jest",
   },
 };
+export default config;