Match HEAD requests if the expected method is GET (#36)

Author: zefir-git

src/routing/EndpointRoute.ts

@@ -10,7 +10,7 @@ export abstract class EndpointRoute implements Route {
     private readonly path: string;
 
     /**
-     * @param method The required HTTP method to match.
+     * @param method The required HTTP method to match. If GET, will also match HEAD.
      * @param path The request URL path to match.
      */
     protected constructor(method: Request.Method, path: string) {
@@ -19,7 +19,11 @@ export abstract class EndpointRoute implements Route {
     }
 
     public match(req: Request): boolean {
-        return req.method === this.method && req.url.pathname === this.path;
+        return this.path === req.url.pathname
+            && (
+                this.method === req.method
+                || (this.method === Request.Method.GET && req.method === Request.Method.HEAD)
+            );
     }
 
     public abstract handle(req: Request): Response | Promise<Response>;