fix: lower target to support Webpack 4 (#1085)

Author: JessicaSachs

scripts/bundle.ts

@@ -7,6 +7,8 @@ console.log('Building dist for node (cjs)...');
 
 // Generate entry-points for cjs compatibility
 const localeDir = 'locale';
+const target = ['ES2019', 'node14.6'];
+
 if (existsSync(localeDir)) {
   rmSync(localeDir, { recursive: true, force: true });
 }
@@ -33,7 +35,7 @@ buildSync({
   // splitting: true, // Doesn't work with cjs
   format: 'cjs',
   platform: 'node',
-  target: 'node14',
+  target,
 });
 
 console.log('Building dist for node type=module (esm)...');
@@ -48,6 +50,6 @@ buildSync({
   minify: true,
   splitting: true,
   format: 'esm',
-  target: 'node14',
+  target,
   outExtension: { '.js': '.mjs' },
 });

tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "ES2020",
+    "target": "ES2019",
     "moduleResolution": "Node",
     "rootDir": "src",
     "outDir": "dist",