Fix ESM compatibility

jstasiak · jstasiak · commit a28eb33ece91 · 2022-05-19T20:03:45.000+02:00
This allows importing big.js in ESM packages without having to resolve to the import Big from 'big.js/big.mjs'; trick. Fixes GH-170.
diff --git a/package.json b/package.json
@@ -16,6 +16,12 @@
     "bigint",
     "bignum"
   ],
+  "exports": {
+      ".": {
+          "import": "./big.mjs",
+          "require": "./big.js"
+      }
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/MikeMcl/big.js.git"
