Unify webpack build

.webpack/webpack.config.babel.js

@@ -3,43 +3,37 @@ import nodeExternals from 'webpack-node-externals';
 import baseConfig from './webpack.config.base';
 
 export default (_env, args) => {
-  switch (args.mode) {
+  return [
-    case 'development':
+    // non-minified
-      return [
+    baseConfig,
-        baseConfig,
+    // core [To be used by webpack/esbuild/vite etc to bundle mermaid]
-        merge(baseConfig, {
+    merge(baseConfig, {
-          externals: [nodeExternals()],
+      externals: [nodeExternals()],
-          output: {
+      output: {
-            filename: '[name].core.js',
+        filename: '[name].core.js',
-          },
+      },
-        }),
+    }),
-      ];
+    // umd
-    case 'production':
+    merge(baseConfig, {
-      return [
+      output: {
-        // umd
+        filename: '[name].min.js',
-        merge(baseConfig, {
+      },
-          output: {
+    }),
-            filename: '[name].min.js',
+    // esm
-          },
+    mergeWithCustomize({
-        }),
+      customizeObject: customizeObject({
-        // esm
+        'output.library': 'replace',
-        mergeWithCustomize({
+      }),
-          customizeObject: customizeObject({
+    })(baseConfig, {
-            'output.library': 'replace',
+      experiments: {
-          }),
+        outputModule: true,
-        })(baseConfig, {
+      },
-          experiments: {
+      output: {
-            outputModule: true,
+        library: {
-          },
+          type: 'module',
-          output: {
+        },
-            library: {
+        filename: '[name].esm.min.mjs',
-              type: 'module',
+      },
-            },
+    }),
-            filename: '[name].esm.min.mjs',
+  ];
-          },
-        }),
-      ];
-    default:
-      throw new Error('No matching configuration was found!');
-  }
 };