Add a HasContent type for withContent usage convenience (#188)

* Add a HasContent type for withContent usage convenience

* Spacing :)

---------

Co-authored-by: Kevin R. Whitley <krwhitley@gmail.com>

Author: alexrosenfeld10

.gitignore

@@ -110,4 +110,7 @@ dist
 docs/dist
 docs/dist-ssr
 docs/*.local
-docs/pages/README.md
+docs/pages/README.md
+
+# JetBrains tools
+.idea

src/withContent.ts

@@ -1,4 +1,8 @@
-import { IRequest } from './Router'
+import { IRequest, IRequestStrict } from './Router'
+
+export type HasContent<ContentType> = {
+  content: ContentType,
+} & IRequestStrict
 
 // withContent - embeds any request body as request.content
 export const withContent = async (request: IRequest): Promise<void> => {