Add an UMD fallback

.github/workflows/publish.yml

@@ -2,6 +2,7 @@ name: Publish
 on:
   schedule:
   - cron: '0 0 * * *'
+  workflow_dispatch:
 jobs:
   publish:
     name: Publish
@@ -16,6 +17,8 @@ jobs:
         node-version: current
     - name: Install dependencies
       run: npm ci
+    - name: Build
+      run: npm run build
     - name: Run tests
       run: npm test
     - name: Publish

.github/workflows/test.yml

@@ -4,6 +4,7 @@ on:
     branches:
     - main
   pull_request:
+  workflow_dispatch:
 jobs:
   test:
     name: Test
@@ -18,5 +19,7 @@ jobs:
         node-version: ${{ matrix.node_version }}
     - name: Install dependencies
       run: npm ci --no-audit
+    - name: Build
+      run: npm run build
     - name: Run tests
       run: npm test

.gitignore

@@ -1,2 +1,3 @@
 node_modules/
 npm-debug.*
+umd/index.js

README.md

@@ -27,9 +27,9 @@ In some use cases, however, it is required to be able to reliably work with and
 Usage
 -----
 
-The class is compatible with CommonJS and AMD loaders and is exposed globally as `Long` if neither is available.
+The package exports an ECMAScript module with an UMD fallback.
 
-```javascript
+```js
 import Long from "long";
 
 var longVal = new Long(0xFFFFFFFF, 0x7FFFFFFF);
@@ -38,6 +38,8 @@ console.log(longVal.toString());
 ...
 ```
 
+Note that mixing ESM and CommonJS is not recommended as it yield different classes with the same functionality.
+
 API
 ---
 

index.d.ts

@@ -423,4 +423,4 @@ declare class Long {
   xor(other: Long | number | string): Long;
 }
 
-export default Long;
+export = Long; // compatible with `import Long from "long"`