Use esbuild instead of webpack

.babelrc

@@ -1,4 +1,3 @@
 {
   "presets": ["@babel/preset-env"],
-  "plugins": ["add-module-exports"]
 }

.eslintrc

@@ -1,8 +1,6 @@
 {
   "extends": "airbnb-base",
-  "parser": "babel-eslint",
   "plugins": [
-    "babel",
     "jest"
   ],
   "env": {

esbuild.js

@@ -0,0 +1,33 @@
+const esbuild = require('esbuild');
+const path = require('path');
+
+// Common configuration
+const commonConfig = {
+  entryPoints: [path.join(__dirname, '/src/jdate.js')],
+  bundle: true,
+  sourcemap: 'inline',
+  outfile: path.join(__dirname, '/lib/jdate.js'),
+  target: ['es2015'],
+  format: 'esm',
+  globalName: 'JDate'
+};
+
+// Development configuration
+const devConfig = {
+  ...commonConfig,
+  minify: false
+};
+
+// Production configuration
+const prodConfig = {
+  ...commonConfig,
+  minify: true,
+  outfile: path.join(__dirname, '/lib/jdate.min.js')
+};
+
+// Determine the mode
+const mode = process.env.NODE_ENV || 'development';
+const config = mode === 'development' ? devConfig : prodConfig;
+
+// Build
+esbuild.build(config).catch(() => process.exit(1));

package.json

@@ -3,11 +3,11 @@
   "version": "1.1.5",
   "description": "A Jalali to Gregorian converter with support of formatting output",
   "scripts": {
-    "start": "webpack --progress --colors --watch --env dev",
     "lint": "eslint ./src --ext .js --cache",
-    "test": "jest",
-    "watch": "webpack --watch --config webpack.dev.js",
-    "build": "webpack --config webpack.pro.js && webpack --config webpack.dev.js"
+    "test": "yarn node --experimental-vm-modules $(yarn bin jest)",
+    "start": "webpack --progress --colors --watch --env dev",
+    "watch": "node esbuild.dev.js",
+    "build": "NODE_ENV=production node esbuild.js && NODE_ENV=development node esbuild.js"
   },
   "repository": {
     "type": "git",
@@ -29,23 +29,17 @@
   },
   "homepage": "https://github.com/arashm/JDate",
   "devDependencies": {
-    "@babel/core": "^7.5.5",
-    "@babel/preset-env": "^7.5.5",
-    "babel-eslint": "^10.0.2",
-    "babel-jest": "^27.2.0",
-    "babel-loader": "^8.0.6",
-    "babel-plugin-add-module-exports": "^1.0.2",
-    "eslint": "^7.5.0",
-    "eslint-config-airbnb-base": "^14.0.0",
-    "eslint-plugin-babel": "^5.3.0",
+    "@babel/core": "^7.24.6",
+    "@babel/preset-env": "^7.24.6",
+    "babel-jest": "^29.7.0",
+    "esbuild": "^0.21.4",
+    "eslint": "^8.57.0",
+    "eslint-config-airbnb-base": "^15.0.0",
     "eslint-plugin-import": "^2.3.0",
-    "eslint-plugin-jest": "^24.0",
-    "jest": "^27.2.0",
-    "jest-cli": "^27.2.0",
-    "jest-date-mock": "^1.0.7",
-    "webpack": "^5.53.0",
-    "webpack-cli": "^4.8.0",
-    "webpack-merge": "^5.0.0"
+    "eslint-plugin-jest": "^28.5.0",
+    "jest": "^29.7.0",
+    "jest-cli": "^29.7.0",
+    "jest-date-mock": "^1.0.7"
   },
   "jest": {
     "setupFiles": [

src/helpers.js

@@ -41,9 +41,7 @@ export function replaceYear(str, date) {
       return value;
     }
     case 'YY': {
-      const value = replaceYear(
-        str.replace(match, String(date.getFullYear()).slice(2)), date
-      );
+      const value = replaceYear(str.replace(match, String(date.getFullYear()).slice(2)), date);
       return value;
     }
     default: {
@@ -67,9 +65,7 @@ export function replaceMonth(str, date) {
     }
     case 'MMM':
     case 'MMMM': {
-      const value = replaceMonth(
-        str.replace(match, MONTH_NAMES[date.getMonth() - 1]), date
-      );
+      const value = replaceMonth(str.replace(match, MONTH_NAMES[date.getMonth() - 1]), date);
       return value;
     }
     default: {