Add a new Typescript config

Author: pascalduez

package-lock.json

@@ -20,10 +20,15 @@
   "private": false,
   "files": [
     "index.js",
+    "typescript.js",
     "README.md",
     "LICENSE"
   ],
   "main": "index.js",
+  "exports": {
+    ".": "./index.js",
+    "./typescript": "./typescript.js"
+  },
   "scripts": {
     "test": "vitest"
   },
@@ -33,6 +38,7 @@
     "@babel/preset-env": "^7.28.3",
     "@babel/preset-flow": "^7.27.1",
     "@babel/preset-react": "^7.27.1",
+    "@babel/preset-typescript": "^7.27.1",
     "babel-plugin-syntax-hermes-parser": "^0.32.0"
   },
   "devDependencies": {

package.json

@@ -7,4 +7,14 @@ export default [
       let a: A = 'hello'
     `,
   ],
+  [
+    'Regression: Flow void class properties',
+    `
+      // @flow
+      type Props = {}
+      class C {
+        props: Props
+      }
+    `,
+  ],
 ];

test/fixtures/flow.js

@@ -1,14 +1,4 @@
 export default [
-  [
-    'Regression: Flow void class properties',
-    `
-      // @flow
-      type Props = {}
-      class C {
-        props: Props
-      }
-    `,
-  ],
   [
     'Regression: Webpack magic comments',
     `

test/fixtures/regressions.js

@@ -0,0 +1,9 @@
+export default [
+  [
+    'Typescript: Types',
+    `
+      type A = string
+      let a: A = 'hello'
+    `,
+  ],
+];

test/fixtures/typescript.js

@@ -0,0 +1,3 @@
+"use strict";
+
+[1, 2].flatMap(x => [x * 2]);

test/snapshots/typescript/cjsm ES Array.flatMap.js

@@ -0,0 +1,5 @@
+"use strict";
+
+Object.entries({
+  a: 1
+});

test/snapshots/typescript/cjsm ES Object.entries.js

@@ -0,0 +1,3 @@
+"use strict";
+
+Promise.allSettled([Promise.resolve(1), Promise.resolve(2)]).then(rs => rs.forEach(r => console.log(r.status)));

test/snapshots/typescript/cjsm ES Promise.allSettled.js

@@ -0,0 +1,5 @@
+"use strict";
+
+new Map();
+new Set();
+new Promise();

test/snapshots/typescript/cjsm ES Runtime ponyfills.js

@@ -0,0 +1,5 @@
+"use strict";
+
+(async function () {
+  await foo();
+})();