Fix compatibility by removing type constraints

Author: thekid

ChangeLog.md

@@ -6,7 +6,6 @@ JSON for the XP Framework ChangeLog
 ## 5.1.0 / 2024-03-24
 
 * Made compatible with XP 12 - @thekid
-
 * Added PHP 8.4 to test matrix - @thekid
 
 ## 5.0.4 / 2023-04-17

src/main/php/text/json/FileOutput.class.php

@@ -19,9 +19,9 @@ class FileOutput extends Output {
    * Creates a new instance
    *
    * @param  var $arg Either an io.File object or a file name
-   * @param  text.json.Format $format
+   * @param  ?text.json.Format $format
    */
-  public function __construct($arg, Format $format= null) {
+  public function __construct($arg, $format= null) {
     parent::__construct($format);
     if ($arg instanceof File) {
       $this->file= $arg;

src/main/php/text/json/Json.class.php

@@ -38,10 +38,10 @@ public static function write($value, Output $output) {
    * Returns the output as a string
    *
    * @param  var $value
-   * @param  text.json.Format $format
+   * @param  ?text.json.Format $format
    * @return string
    */
-  public static function of($value, Format $format= null) {
+  public static function of($value, $format= null) {
     $output= new StringOutput($format ?: Format::$DEFAULT);
     $output->write($value);
     return $output->bytes();

src/main/php/text/json/Output.class.php

@@ -9,10 +9,10 @@ abstract class Output implements Value {
   /**
    * Creates a new instance
    *
-   * @param  text.json.Format $format
+   * @param  ?text.json.Format $format
    */
-  public function __construct(Format $format= null) {
-    $this->format= $format ?: Format::$DEFAULT;
+  public function __construct($format= null) {
+    $this->format= $format ?? Format::$DEFAULT;
   }
 
   /**

src/main/php/text/json/StreamOutput.class.php

@@ -19,9 +19,9 @@ class StreamOutput extends Output {
    * Creates a new instance
    *
    * @param  io.streams.OutputStream $out
-   * @param  text.json.Format $format
+   * @param  ?text.json.Format $format
    */
-  public function __construct(OutputStream $out, Format $format= null) {
+  public function __construct(OutputStream $out, $format= null) {
     parent::__construct($format);
     $this->stream= $out;
   }