Add support for optional parameters

Add more tests
Update documentation

.editorconfig

@@ -2,7 +2,7 @@
 charset = utf-8
 end_of_line = crlf
 indent_size = 4
-indent_style = space
+indent_style = tab
 insert_final_newline = false
 max_line_length = 120
 tab_width = 4

sample/index.php

@@ -3,16 +3,16 @@
 
 	/** @noinspection PhpUnusedParameterInspection */
 
-	use Gac\Routing\Exceptions\CallbackNotFound;
-	use Gac\Routing\Exceptions\RouteNotFoundException;
-	use Gac\Routing\Request;
-	use Gac\Routing\Routes;
-	use Gac\Routing\sample\HomeController;
-	use Gac\Routing\sample\InjectController;
-	use Gac\Routing\sample\InjectedClass;
-	use Gac\Routing\sample\Middleware;
-
-	#include_once "../Routes.php"; # IF YOU'RE NOT USING composer
+use Gac\Routing\Exceptions\CallbackNotFound;
+use Gac\Routing\Exceptions\RouteNotFoundException;
+use Gac\Routing\Request;
+use Gac\Routing\Routes;
+use Gac\Routing\sample\HomeController;
+use Gac\Routing\sample\InjectController;
+use Gac\Routing\sample\InjectedClass;
+use Gac\Routing\sample\Middleware;
+
+#include_once "../Routes.php"; # IF YOU'RE NOT USING composer
 	#include_once "HomeController.php"; # IF YOU'RE NOT USING composer
 
 	include_once '../vendor/autoload.php'; # IF YOU'RE USING composer
@@ -160,7 +160,9 @@
 		//This $otherRoutes variable could be defined in a different file and included here only via require or include
 		$otherRoutes = new Routes();
 		$otherRoutes->prefix("/sample")
-					->get("/", function (Request $request) { })
+				->get("/", function (Request $request) {
+					echo "hello";
+				})
 					->get("/sample1", function (Request $request) { })
 					->get("/sample2", function (Request $request) { })
 					->save();
@@ -187,6 +189,14 @@
 			[ InjectController::class ]
 		);
 
+		#echo "<pre>";
+		#print_r($routes->get_routes());
+		#die(1);
+
+		$routes->get("/optional/{id?}", function (Request $request, $id = -999) {
+			echo "Optional route here with id: $id";
+		});
+
 		$routes->handle();
 	} catch ( RouteNotFoundException $ex ) {
 		$routes->request->status(404, 'Route not found')->send([ 'error' => [ 'message' => $ex->getMessage() ] ]);

src/Request.php

@@ -183,8 +183,11 @@ private function parse_patch_and_put_request_data(): array
         /* Close the streams */
         fclose($putData);
 
-        // Fetch content and determine boundary
-        $boundary = substr($raw_data, 0, strpos($raw_data, "\r\n"));
+		$index = strpos($raw_data, "\r\n");
+		$index = $index === false ? 0 : $index;
+
+		// Fetch content and determine boundary
+		$boundary = substr($raw_data, 0, $index);
 
         if ( empty($boundary) ) {
             parse_str($raw_data, $data);