Allow subclasses to access constructor and concrete properties

lib/MimeType.php

@@ -57,12 +57,12 @@ PATTERN;
     protected const ESCAPE_PATTERN = '<\\\(.)>s';
     protected const CHAR_MAP = [0x80 => "\u{80}","\u{81}","\u{82}","\u{83}","\u{84}","\u{85}","\u{86}","\u{87}","\u{88}","\u{89}","\u{8a}","\u{8b}","\u{8c}","\u{8d}","\u{8e}","\u{8f}","\u{90}","\u{91}","\u{92}","\u{93}","\u{94}","\u{95}","\u{96}","\u{97}","\u{98}","\u{99}","\u{9a}","\u{9b}","\u{9c}","\u{9d}","\u{9e}","\u{9f}","\u{a0}","\u{a1}","\u{a2}","\u{a3}","\u{a4}","\u{a5}","\u{a6}","\u{a7}","\u{a8}","\u{a9}","\u{aa}","\u{ab}","\u{ac}","\u{ad}","\u{ae}","\u{af}","\u{b0}","\u{b1}","\u{b2}","\u{b3}","\u{b4}","\u{b5}","\u{b6}","\u{b7}","\u{b8}","\u{b9}","\u{ba}","\u{bb}","\u{bc}","\u{bd}","\u{be}","\u{bf}","\u{c0}","\u{c1}","\u{c2}","\u{c3}","\u{c4}","\u{c5}","\u{c6}","\u{c7}","\u{c8}","\u{c9}","\u{ca}","\u{cb}","\u{cc}","\u{cd}","\u{ce}","\u{cf}","\u{d0}","\u{d1}","\u{d2}","\u{d3}","\u{d4}","\u{d5}","\u{d6}","\u{d7}","\u{d8}","\u{d9}","\u{da}","\u{db}","\u{dc}","\u{dd}","\u{de}","\u{df}","\u{e0}","\u{e1}","\u{e2}","\u{e3}","\u{e4}","\u{e5}","\u{e6}","\u{e7}","\u{e8}","\u{e9}","\u{ea}","\u{eb}","\u{ec}","\u{ed}","\u{ee}","\u{ef}","\u{f0}","\u{f1}","\u{f2}","\u{f3}","\u{f4}","\u{f5}","\u{f6}","\u{f7}","\u{f8}","\u{f9}","\u{fa}","\u{fb}","\u{fc}","\u{fd}","\u{fe}","\u{ff}"];
 
-    private $type = "";
-    private $subtype = "";
-    private $params = [];
+    protected $type = "";
+    protected $subtype = "";
+    protected $params = [];
     private $essence;
 
-    private function __construct(string $type = "", string $subtype = "", array $params = []) {
+    protected function __construct(string $type = "", string $subtype = "", array $params = []) {
         $this->type = $type;
         $this->subtype = $subtype;
         $this->params = $params;