note extensions support

systemjs · Dec 16, 2020 · 11a0001 · 11a0001
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commit 11a0001
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -29,6 +29,10 @@ npm install systemjs-babel
 </script>
 ```
 
+_Explicit file extensions are required for loading dependencies. For TypeScript this means including the `.ts` extension for relative dependency imports just like Deno._
+
+Bare specifiers are mapped with [import maps](https://github.com/systemjs/systemjs/blob/master/docs/import-maps.md), so file extensions remain optional.
+
 **Not Suitable for Production Workflows**
 
 ## LICENSE