UMD for main; ES everything else

Author: jorgebucaran

package.json

@@ -2,8 +2,10 @@
   "name": "classcat",
   "description": "Build a space-separated class attribute quickly.",
   "version": "4.0.0",
-  "main": "src/index.js",
+  "main": "dist/classcat.js",
   "module": "src/index.js",
+  "unpkg": "src/index.js",
+  "browser": "src/index.js",
   "typings": "classcat.d.ts",
   "license": "MIT",
   "repository": "jorgebucaran/classcat",
@@ -23,9 +25,9 @@
   ],
   "scripts": {
     "test": "nyc -i esm -r lcov testmatrix test/*.test.js && nyc report && tsc -p test/ts",
-    "build": "npm run bundle && npm run minify",
-    "bundle": "rollup -i src/index.js -o dist/classcat.js --no-esModule -mf iife -n classcat",
-    "minify": "terser dist/classcat.js -o dist/classcat.js -mc --source-map includeSources,url=classcat.js.map",
+    "build": "export pkg=$npm_package_name; npm run bundle && npm run minify",
+    "bundle": "rollup -i src/index.js -o dist/$pkg.js --no-esModule -mf umd -n $pkg",
+    "minify": "terser dist/$pkg.js -o dist/$pkg.js -mc --toplevel --source-map includeSources,url=$pkg.js.map",
     "prepare": "npm run build",
     "release": "v=$npm_package_version; npm run build && git commit -am $v && git tag -s $v -m $v && git push && git push --tags && npm publish"
   },