fix: broken CJS

.github/workflows/tests.yml

@@ -22,3 +22,10 @@ jobs:
           node-version: ${{ matrix.node-version }}
       - run: npm install --no-package-lock
       - run: npm test
+      - name: Check importing in ESM & CJS works as expected
+        run: |
+          npm run build
+          cd test/test-app
+          npm install
+          node index.mjs
+          node index.cjs

.gitignore

@@ -1,7 +1,7 @@
 # Lockfiles (not useful in a library)
-/package-lock.json
-/yarn.lock
-/pnpm-lock.yaml
+package-lock.json
+yarn.lock
+pnpm-lock.yaml
 
 # Logs
 logs

package.json

@@ -1,16 +1,16 @@
 {
   "name": "@accountable/jsvat",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "Check the validity of the format of a VAT number",
   "exports": {
     ".": {
       "import": {
         "types": "./lib/esm/types/index.d.ts",
-        "default": "./lib/esm/index.js"
+        "default": "./lib/esm/index.mjs"
       },
       "require": {
         "types": "./lib/cjs/types/index.d.ts",
-        "default": "./lib/cjs/index.js"
+        "default": "./lib/cjs/index.cjs"
       }
     }
   },

rollup.config.js

@@ -26,6 +26,7 @@ const rollupConfig = [
       dir: "lib/esm",
       preserveModules: true,
       preserveModulesRoot: "src",
+      entryFileNames: "[name].mjs",
       format: "esm",
     },
   },
@@ -36,6 +37,7 @@ const rollupConfig = [
       dir: "lib/cjs",
       preserveModules: true,
       preserveModulesRoot: "src",
+      entryFileNames: "[name].cjs",
       format: "cjs",
     },
   },

test/test-app/index.cjs

@@ -0,0 +1,6 @@
+const { checkVAT, belgium, austria } = require("@accountable/jsvat");
+const assert = require("assert");
+
+assert.equal(checkVAT("BE0411905847", [belgium]).isValid, true);
+assert.equal(checkVAT("BE0411905847", [belgium, austria]).isValid, true);
+assert.equal(checkVAT("BE0411905847", [austria]).isValid, false);

test/test-app/index.mjs

@@ -0,0 +1,6 @@
+import { checkVAT, belgium, austria } from "@accountable/jsvat";
+import assert from "assert";
+
+assert.equal(checkVAT("BE0411905847", [belgium]).isValid, true);
+assert.equal(checkVAT("BE0411905847", [belgium, austria]).isValid, true);
+assert.equal(checkVAT("BE0411905847", [austria]).isValid, false);

test/test-app/package.json

@@ -0,0 +1,5 @@
+{
+  "dependencies": {
+    "@accountable/jsvat": "../.."
+  }
+}