add dev task

Rich-Harris · Rich-Harris · commit 1b23f2dfbeb5 · 2018-05-03T17:37:27.000-04:00
diff --git a/package.json b/package.json
@@ -7,6 +7,7 @@
   "main": "index.js",
   "scripts": {
     "build": "rollup -c",
+    "dev": "rollup -cw",
     "prepublishOnly": "npm test",
     "test": "node test/runner.js",
     "test:browser": "npm run build && serve test/public",
