added docs for undocumented function & method

core/http/response/Response.php

@@ -13,7 +13,7 @@ class Response implements IResponse
 
     public function __construct()
     {
-
+        //
     }
 
     public function __destruct()
@@ -32,6 +32,9 @@ public function __destruct()
 
     /**
      * Send out json response along with http response code
+     * @param  array  $response
+     * @param  int    $code
+     * @return self
      */
     public function json(array $response, int $code = 200): self
     {
@@ -43,12 +46,23 @@ public function json(array $response, int $code = 200): self
         return $this;
     }
 
+    /**
+     * add additional header to response
+     * @param  string  $header
+     * @param  string  $value
+     * @return self
+     */
     public function header(string $header, string $value): self
     {
         $this->headers[$header] = $value;
         return $this;
     }
 
+    /**
+     * add additional headers to response
+     * @param  $headers
+     * @return self
+     */
     public function withHeaders(array $headers): self
     {
         $headerKey = array_keys($headers);

core/utils/helpers/function/csrf.php

@@ -2,12 +2,20 @@
 
 use Core\Http\CSRF;
 
+/**
+ * Generate hidden field contain csrf token
+ * @return string
+ */
 function csrf()
 {
     $token = session()->get(CSRF::$session);
     return "<input name='_csrf_token' value=" . $token ." hidden ></input>";
 }
 
+/**
+ * Get csrf token
+ * @return string
+ */
 function csrf_token()
 {
     return session()->get(CSRF::$session);

core/utils/helpers/function/exception.php

@@ -1,5 +1,9 @@
 <?php
 
+/**
+ * Throw an exception
+ * @return void
+ */
 function report($message = "")
 {
     if (env('APP_DEBUG', true)) throw new Exception($message);