From 116353990cf21edf8b25814d998d30822311c4e7 Mon Sep 17 00:00:00 2001
From: Jacob de Keizer <jacobdekeizer@gmail.com>
Date: Tue, 12 Mar 2024 20:29:37 +0100
Subject: [PATCH] Add PHP 8.3

---
 src/dto/Settings.ts                           |   2 +-
 src/enums/PhpVersion.ts                       |   1 +
 ...ll_types_json_php_8_3_with_constructor.txt |  57 ++++
 ...th_constructor_and_readonly_properties.txt |  57 ++++
 ...romoted_properties_getters_and_setters.txt | 153 +++++++++
 ...nly_properties_and_promoted_properties.txt |  31 ++
 ..._properties_and_from_json_array_method.txt |  54 ++++
 ...omoted_properties_and_from_json_method.txt |  54 ++++
 ...romoted_properties_getters_and_setters.txt |  92 ++++++
 ...space_root_class_name_and_strict_types.txt |  32 ++
 ...al_classes_and_all_properties_nullable.txt |  24 ++
 ...es_for_properties_and_from_json_method.txt | 293 ++++++++++++++++++
 ...ith_setters_and_from_json_array_method.txt | 108 +++++++
 ..._8_3_with_setters_and_from_json_method.txt | 108 +++++++
 ...types_json_php_8_3_without_constructor.txt |  24 ++
 ...thout_constructor_and_readonly_classes.txt |  24 ++
 ...ut_constructor_and_readonly_properties.txt |  24 ++
 ...nested_arrays_php_8_3_with_constructor.txt |  51 +++
 ...th_constructor_and_readonly_properties.txt |  51 +++
 ...romoted_properties_getters_and_setters.txt | 109 +++++++
 ...nly_properties_and_promoted_properties.txt |  33 ++
 ..._properties_and_from_json_array_method.txt |  60 ++++
 ...omoted_properties_and_from_json_method.txt |  60 ++++
 ...romoted_properties_getters_and_setters.txt |  71 +++++
 ...space_root_class_name_and_strict_types.txt |  37 +++
 ...al_classes_and_all_properties_nullable.txt |  25 ++
 ...es_for_properties_and_from_json_method.txt | 214 +++++++++++++
 ...ith_setters_and_from_json_array_method.txt |  90 ++++++
 ..._8_3_with_setters_and_from_json_method.txt |  90 ++++++
 ...ted_arrays_php_8_3_without_constructor.txt |  25 ++
 ...thout_constructor_and_readonly_classes.txt |  25 ++
 ...ut_constructor_and_readonly_properties.txt |  25 ++
 ...ple_json_data_php_8_3_with_constructor.txt |  11 +
 ...th_constructor_and_readonly_properties.txt |  11 +
 ...romoted_properties_getters_and_setters.txt |  18 ++
 ...nly_properties_and_promoted_properties.txt |   8 +
 ..._properties_and_from_json_array_method.txt |  15 +
 ...omoted_properties_and_from_json_method.txt |  15 +
 ...romoted_properties_getters_and_setters.txt |  13 +
 ...space_root_class_name_and_strict_types.txt |  10 +
 ...al_classes_and_all_properties_nullable.txt |   6 +
 ...es_for_properties_and_from_json_method.txt |  38 +++
 ...ith_setters_and_from_json_array_method.txt |  18 ++
 ..._8_3_with_setters_and_from_json_method.txt |  18 ++
 ..._json_data_php_8_3_without_constructor.txt |   6 +
 ...thout_constructor_and_readonly_classes.txt |   6 +
 ...ut_constructor_and_readonly_properties.txt |   6 +
 tests/converter/json-to-php-converter.spec.ts |   9 +-
 48 files changed, 2310 insertions(+), 2 deletions(-)
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_and_readonly_properties.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_final_classes_and_all_properties_nullable.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_classes.txt
 create mode 100644 tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_properties.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_and_readonly_properties.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_final_classes_and_all_properties_nullable.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_classes.txt
 create mode 100644 tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_properties.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_and_readonly_properties.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_final_classes_and_all_properties_nullable.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_array_method.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_method.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_classes.txt
 create mode 100644 tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_properties.txt

diff --git a/src/dto/Settings.ts b/src/dto/Settings.ts
index 3b87c06..52504fa 100644
--- a/src/dto/Settings.ts
+++ b/src/dto/Settings.ts
@@ -79,7 +79,7 @@ export const supportsReadonlyClasses = (settings: Settings): boolean => {
 
 export const createDefaultSettings = (): Settings => {
     return {
-        phpVersion: PhpVersion.PHP82,
+        phpVersion: PhpVersion.PHP83,
 
         classCase: StringCase.PascalCase,
         propertyCase: StringCase.CamelCase,
diff --git a/src/enums/PhpVersion.ts b/src/enums/PhpVersion.ts
index 88bff07..b96e7ad 100644
--- a/src/enums/PhpVersion.ts
+++ b/src/enums/PhpVersion.ts
@@ -4,4 +4,5 @@ export enum PhpVersion {
     PHP80 = 'PHP 8.0',
     PHP81 = 'PHP 8.1',
     PHP82 = 'PHP 8.2',
+    PHP83 = 'PHP 8.3',
 }
\ No newline at end of file
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor.txt
new file mode 100644
index 0000000..1da870b
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor.txt
@@ -0,0 +1,57 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		array $stringArray,
+		array $mixedArray,
+		array $nullArray,
+		array $unknownArray,
+		bool $boolean,
+		float $float,
+		int $int,
+		null $null,
+		NestedClass $nestedClass,
+		string $string
+	) {
+		$this->stringArray = $stringArray;
+		$this->mixedArray = $mixedArray;
+		$this->nullArray = $nullArray;
+		$this->unknownArray = $unknownArray;
+		$this->boolean = $boolean;
+		$this->float = $float;
+		$this->int = $int;
+		$this->null = $null;
+		$this->nestedClass = $nestedClass;
+		$this->string = $string;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public int $var;
+
+	public function __construct(int $var)
+	{
+		$this->var = $var;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..5549cf7
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_and_readonly_properties.txt
@@ -0,0 +1,57 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public readonly array $stringArray;
+	/** @var (string|int|null)[] */
+	public readonly array $mixedArray;
+	public readonly array $nullArray;
+	public readonly array $unknownArray;
+	public readonly bool $boolean;
+	public readonly float $float;
+	public readonly int $int;
+	public readonly null $null;
+	public readonly NestedClass $nestedClass;
+	public readonly string $string;
+
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		array $stringArray,
+		array $mixedArray,
+		array $nullArray,
+		array $unknownArray,
+		bool $boolean,
+		float $float,
+		int $int,
+		null $null,
+		NestedClass $nestedClass,
+		string $string
+	) {
+		$this->stringArray = $stringArray;
+		$this->mixedArray = $mixedArray;
+		$this->nullArray = $nullArray;
+		$this->unknownArray = $unknownArray;
+		$this->boolean = $boolean;
+		$this->float = $float;
+		$this->int = $int;
+		$this->null = $null;
+		$this->nestedClass = $nestedClass;
+		$this->string = $string;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public readonly int $var;
+
+	public function __construct(int $var)
+	{
+		$this->var = $var;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..c8c2590
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,153 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		public array $stringArray,
+		public array $mixedArray,
+		public array $nullArray,
+		public array $unknownArray,
+		public bool $boolean,
+		public float $float,
+		public int $int,
+		public null $null,
+		public NestedClass $nestedClass,
+		public string $string
+	) {
+	}
+
+	/**
+	 * @return string[]
+	 */
+	public function getStringArray(): array
+	{
+		return $this->stringArray;
+	}
+
+	/**
+	 * @return (string|int|null)[]
+	 */
+	public function getMixedArray(): array
+	{
+		return $this->mixedArray;
+	}
+
+	public function getNullArray(): array
+	{
+		return $this->nullArray;
+	}
+
+	public function getUnknownArray(): array
+	{
+		return $this->unknownArray;
+	}
+
+	public function getBoolean(): bool
+	{
+		return $this->boolean;
+	}
+
+	public function getFloat(): float
+	{
+		return $this->float;
+	}
+
+	public function getInt(): int
+	{
+		return $this->int;
+	}
+
+	public function getNull(): null
+	{
+		return $this->null;
+	}
+
+	public function getNestedClass(): NestedClass
+	{
+		return $this->nestedClass;
+	}
+
+	public function getString(): string
+	{
+		return $this->string;
+	}
+
+	/**
+	 * @param string[] $stringArray
+	 */
+	public function setStringArray(array $stringArray): void
+	{
+		$this->stringArray = $stringArray;
+	}
+
+	/**
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function setMixedArray(array $mixedArray): void
+	{
+		$this->mixedArray = $mixedArray;
+	}
+
+	public function setNullArray(array $nullArray): void
+	{
+		$this->nullArray = $nullArray;
+	}
+
+	public function setUnknownArray(array $unknownArray): void
+	{
+		$this->unknownArray = $unknownArray;
+	}
+
+	public function setBoolean(bool $boolean): void
+	{
+		$this->boolean = $boolean;
+	}
+
+	public function setFloat(float $float): void
+	{
+		$this->float = $float;
+	}
+
+	public function setInt(int $int): void
+	{
+		$this->int = $int;
+	}
+
+	public function setNull(null $null): void
+	{
+		$this->null = $null;
+	}
+
+	public function setNestedClass(NestedClass $nestedClass): void
+	{
+		$this->nestedClass = $nestedClass;
+	}
+
+	public function setString(string $string): void
+	{
+		$this->string = $string;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public function __construct(public int $var)
+	{
+	}
+
+	public function getVar(): int
+	{
+		return $this->var;
+	}
+
+	public function setVar(int $var): void
+	{
+		$this->var = $var;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
new file mode 100644
index 0000000..39a9f0b
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
@@ -0,0 +1,31 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		public readonly array $stringArray,
+		public readonly array $mixedArray,
+		public readonly array $nullArray,
+		public readonly array $unknownArray,
+		public readonly bool $boolean,
+		public readonly float $float,
+		public readonly int $int,
+		public readonly null $null,
+		public readonly NestedClass $nestedClass,
+		public readonly string $string
+	) {
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public function __construct(public readonly int $var)
+	{
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
new file mode 100644
index 0000000..d3d3eca
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
@@ -0,0 +1,54 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		public readonly array $stringArray,
+		public readonly array $mixedArray,
+		public readonly array $nullArray,
+		public readonly array $unknownArray,
+		public readonly bool $boolean,
+		public readonly float $float,
+		public readonly int $int,
+		public readonly null $null,
+		public readonly NestedClass $nestedClass,
+		public readonly string $string
+	) {
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			$data['string_array'],
+			$data['mixed_array'],
+			$data['null_array'],
+			$data['unknown_array'],
+			$data['boolean'],
+			$data['float'],
+			$data['int'],
+			$data['null'] ?? null,
+			NestedClass::fromJson($data['nested_class']),
+			$data['string']
+		);
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public function __construct(public readonly int $var)
+	{
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			$data['var']
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
new file mode 100644
index 0000000..e8070ec
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
@@ -0,0 +1,54 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		public readonly array $stringArray,
+		public readonly array $mixedArray,
+		public readonly array $nullArray,
+		public readonly array $unknownArray,
+		public readonly bool $boolean,
+		public readonly float $float,
+		public readonly int $int,
+		public readonly null $null,
+		public readonly NestedClass $nestedClass,
+		public readonly string $string
+	) {
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			$data->string_array,
+			$data->mixed_array,
+			$data->null_array,
+			$data->unknown_array,
+			$data->boolean,
+			$data->float,
+			$data->int,
+			$data->null ?? null,
+			NestedClass::fromJson($data->nested_class),
+			$data->string
+		);
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public function __construct(public readonly int $var)
+	{
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			$data->var
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..50de24b
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,92 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param string[] $stringArray
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function __construct(
+		public readonly array $stringArray,
+		public readonly array $mixedArray,
+		public readonly array $nullArray,
+		public readonly array $unknownArray,
+		public readonly bool $boolean,
+		public readonly float $float,
+		public readonly int $int,
+		public readonly null $null,
+		public readonly NestedClass $nestedClass,
+		public readonly string $string
+	) {
+	}
+
+	/**
+	 * @return string[]
+	 */
+	public function getStringArray(): array
+	{
+		return $this->stringArray;
+	}
+
+	/**
+	 * @return (string|int|null)[]
+	 */
+	public function getMixedArray(): array
+	{
+		return $this->mixedArray;
+	}
+
+	public function getNullArray(): array
+	{
+		return $this->nullArray;
+	}
+
+	public function getUnknownArray(): array
+	{
+		return $this->unknownArray;
+	}
+
+	public function getBoolean(): bool
+	{
+		return $this->boolean;
+	}
+
+	public function getFloat(): float
+	{
+		return $this->float;
+	}
+
+	public function getInt(): int
+	{
+		return $this->int;
+	}
+
+	public function getNull(): null
+	{
+		return $this->null;
+	}
+
+	public function getNestedClass(): NestedClass
+	{
+		return $this->nestedClass;
+	}
+
+	public function getString(): string
+	{
+		return $this->string;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public function __construct(public readonly int $var)
+	{
+	}
+
+	public function getVar(): int
+	{
+		return $this->var;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
new file mode 100644
index 0000000..e5cfed3
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class CustomClassName
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+}
+
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class NestedClass
+{
+	public int $var;
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_final_classes_and_all_properties_nullable.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_final_classes_and_all_properties_nullable.txt
new file mode 100644
index 0000000..b69cb5c
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_final_classes_and_all_properties_nullable.txt
@@ -0,0 +1,24 @@
+<?php
+
+final class RootObject
+{
+	/** @var string[]|null */
+	public ?array $stringArray;
+	/** @var (string|int|null)[]|null */
+	public ?array $mixedArray;
+	public ?array $nullArray;
+	public ?array $unknownArray;
+	public ?bool $boolean;
+	public ?float $float;
+	public ?int $int;
+	public null $null;
+	public ?NestedClass $nestedClass;
+	public ?string $string;
+}
+
+<?php
+
+final class NestedClass
+{
+	public ?int $var;
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
new file mode 100644
index 0000000..a57d397
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
@@ -0,0 +1,293 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @var string[]
+	 */
+	public array $stringArray;
+
+	/**
+	 * @var (string|int|null)[]
+	 */
+	public array $mixedArray;
+
+	/**
+	 * @var array
+	 */
+	public array $nullArray;
+
+	/**
+	 * @var array
+	 */
+	public array $unknownArray;
+
+	/**
+	 * @var bool
+	 */
+	public bool $boolean;
+
+	/**
+	 * @var float
+	 */
+	public float $float;
+
+	/**
+	 * @var int
+	 */
+	public int $int;
+
+	/**
+	 * @var |null
+	 */
+	public null $null;
+
+	/**
+	 * @var NestedClass
+	 */
+	public NestedClass $nestedClass;
+
+	/**
+	 * @var string
+	 */
+	public string $string;
+
+	/**
+	 * @return string[]
+	 */
+	public function getStringArray(): array
+	{
+		return $this->stringArray;
+	}
+
+	/**
+	 * @return (string|int|null)[]
+	 */
+	public function getMixedArray(): array
+	{
+		return $this->mixedArray;
+	}
+
+	/**
+	 * @return array
+	 */
+	public function getNullArray(): array
+	{
+		return $this->nullArray;
+	}
+
+	/**
+	 * @return array
+	 */
+	public function getUnknownArray(): array
+	{
+		return $this->unknownArray;
+	}
+
+	/**
+	 * @return bool
+	 */
+	public function getBoolean(): bool
+	{
+		return $this->boolean;
+	}
+
+	/**
+	 * @return float
+	 */
+	public function getFloat(): float
+	{
+		return $this->float;
+	}
+
+	/**
+	 * @return int
+	 */
+	public function getInt(): int
+	{
+		return $this->int;
+	}
+
+	/**
+	 * @return |null
+	 */
+	public function getNull(): null
+	{
+		return $this->null;
+	}
+
+	/**
+	 * @return NestedClass
+	 */
+	public function getNestedClass(): NestedClass
+	{
+		return $this->nestedClass;
+	}
+
+	/**
+	 * @return string
+	 */
+	public function getString(): string
+	{
+		return $this->string;
+	}
+
+	/**
+	 * @param string[] $stringArray
+	 * @return self
+	 */
+	public function setStringArray(array $stringArray): self
+	{
+		$this->stringArray = $stringArray;
+		return $this;
+	}
+
+	/**
+	 * @param (string|int|null)[] $mixedArray
+	 * @return self
+	 */
+	public function setMixedArray(array $mixedArray): self
+	{
+		$this->mixedArray = $mixedArray;
+		return $this;
+	}
+
+	/**
+	 * @param array $nullArray
+	 * @return self
+	 */
+	public function setNullArray(array $nullArray): self
+	{
+		$this->nullArray = $nullArray;
+		return $this;
+	}
+
+	/**
+	 * @param array $unknownArray
+	 * @return self
+	 */
+	public function setUnknownArray(array $unknownArray): self
+	{
+		$this->unknownArray = $unknownArray;
+		return $this;
+	}
+
+	/**
+	 * @param bool $boolean
+	 * @return self
+	 */
+	public function setBoolean(bool $boolean): self
+	{
+		$this->boolean = $boolean;
+		return $this;
+	}
+
+	/**
+	 * @param float $float
+	 * @return self
+	 */
+	public function setFloat(float $float): self
+	{
+		$this->float = $float;
+		return $this;
+	}
+
+	/**
+	 * @param int $int
+	 * @return self
+	 */
+	public function setInt(int $int): self
+	{
+		$this->int = $int;
+		return $this;
+	}
+
+	/**
+	 * @param |null $null
+	 * @return self
+	 */
+	public function setNull(null $null): self
+	{
+		$this->null = $null;
+		return $this;
+	}
+
+	/**
+	 * @param NestedClass $nestedClass
+	 * @return self
+	 */
+	public function setNestedClass(NestedClass $nestedClass): self
+	{
+		$this->nestedClass = $nestedClass;
+		return $this;
+	}
+
+	/**
+	 * @param string $string
+	 * @return self
+	 */
+	public function setString(string $string): self
+	{
+		$this->string = $string;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setStringArray($data['string_array']);
+		$instance->setMixedArray($data['mixed_array']);
+		$instance->setNullArray($data['null_array']);
+		$instance->setUnknownArray($data['unknown_array']);
+		$instance->setBoolean($data['boolean']);
+		$instance->setFloat($data['float']);
+		$instance->setInt($data['int']);
+		$instance->setNull($data['null'] ?? null);
+		$instance->setNestedClass(NestedClass::fromJson($data['nested_class']));
+		$instance->setString($data['string']);
+		return $instance;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	/**
+	 * @var int
+	 */
+	public int $var;
+
+	/**
+	 * @return int
+	 */
+	public function getVar(): int
+	{
+		return $this->var;
+	}
+
+	/**
+	 * @param int $var
+	 * @return self
+	 */
+	public function setVar(int $var): self
+	{
+		$this->var = $var;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setVar($data['var']);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_array_method.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_array_method.txt
new file mode 100644
index 0000000..5f1d124
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_array_method.txt
@@ -0,0 +1,108 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+
+	/**
+	 * @param string[] $stringArray
+	 */
+	public function setStringArray(array $stringArray): void
+	{
+		$this->stringArray = $stringArray;
+	}
+
+	/**
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function setMixedArray(array $mixedArray): void
+	{
+		$this->mixedArray = $mixedArray;
+	}
+
+	public function setNullArray(array $nullArray): void
+	{
+		$this->nullArray = $nullArray;
+	}
+
+	public function setUnknownArray(array $unknownArray): void
+	{
+		$this->unknownArray = $unknownArray;
+	}
+
+	public function setBoolean(bool $boolean): void
+	{
+		$this->boolean = $boolean;
+	}
+
+	public function setFloat(float $float): void
+	{
+		$this->float = $float;
+	}
+
+	public function setInt(int $int): void
+	{
+		$this->int = $int;
+	}
+
+	public function setNull(null $null): void
+	{
+		$this->null = $null;
+	}
+
+	public function setNestedClass(NestedClass $nestedClass): void
+	{
+		$this->nestedClass = $nestedClass;
+	}
+
+	public function setString(string $string): void
+	{
+		$this->string = $string;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setStringArray($data['string_array']);
+		$instance->setMixedArray($data['mixed_array']);
+		$instance->setNullArray($data['null_array']);
+		$instance->setUnknownArray($data['unknown_array']);
+		$instance->setBoolean($data['boolean']);
+		$instance->setFloat($data['float']);
+		$instance->setInt($data['int']);
+		$instance->setNull($data['null'] ?? null);
+		$instance->setNestedClass(NestedClass::fromJson($data['nested_class']));
+		$instance->setString($data['string']);
+		return $instance;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public int $var;
+
+	public function setVar(int $var): void
+	{
+		$this->var = $var;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setVar($data['var']);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_method.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_method.txt
new file mode 100644
index 0000000..8e06e05
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_with_setters_and_from_json_method.txt
@@ -0,0 +1,108 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+
+	/**
+	 * @param string[] $stringArray
+	 */
+	public function setStringArray(array $stringArray): void
+	{
+		$this->stringArray = $stringArray;
+	}
+
+	/**
+	 * @param (string|int|null)[] $mixedArray
+	 */
+	public function setMixedArray(array $mixedArray): void
+	{
+		$this->mixedArray = $mixedArray;
+	}
+
+	public function setNullArray(array $nullArray): void
+	{
+		$this->nullArray = $nullArray;
+	}
+
+	public function setUnknownArray(array $unknownArray): void
+	{
+		$this->unknownArray = $unknownArray;
+	}
+
+	public function setBoolean(bool $boolean): void
+	{
+		$this->boolean = $boolean;
+	}
+
+	public function setFloat(float $float): void
+	{
+		$this->float = $float;
+	}
+
+	public function setInt(int $int): void
+	{
+		$this->int = $int;
+	}
+
+	public function setNull(null $null): void
+	{
+		$this->null = $null;
+	}
+
+	public function setNestedClass(NestedClass $nestedClass): void
+	{
+		$this->nestedClass = $nestedClass;
+	}
+
+	public function setString(string $string): void
+	{
+		$this->string = $string;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setStringArray($data->string_array);
+		$instance->setMixedArray($data->mixed_array);
+		$instance->setNullArray($data->null_array);
+		$instance->setUnknownArray($data->unknown_array);
+		$instance->setBoolean($data->boolean);
+		$instance->setFloat($data->float);
+		$instance->setInt($data->int);
+		$instance->setNull($data->null ?? null);
+		$instance->setNestedClass(NestedClass::fromJson($data->nested_class));
+		$instance->setString($data->string);
+		return $instance;
+	}
+}
+
+<?php
+
+class NestedClass
+{
+	public int $var;
+
+	public function setVar(int $var): void
+	{
+		$this->var = $var;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setVar($data->var);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor.txt
new file mode 100644
index 0000000..3d06c5f
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor.txt
@@ -0,0 +1,24 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+}
+
+<?php
+
+class NestedClass
+{
+	public int $var;
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_classes.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_classes.txt
new file mode 100644
index 0000000..116b2a1
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_classes.txt
@@ -0,0 +1,24 @@
+<?php
+
+readonly class RootObject
+{
+	/** @var string[] */
+	public array $stringArray;
+	/** @var (string|int|null)[] */
+	public array $mixedArray;
+	public array $nullArray;
+	public array $unknownArray;
+	public bool $boolean;
+	public float $float;
+	public int $int;
+	public null $null;
+	public NestedClass $nestedClass;
+	public string $string;
+}
+
+<?php
+
+readonly class NestedClass
+{
+	public int $var;
+}
diff --git a/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..b4db459
--- /dev/null
+++ b/tests/converter/fixtures/results/all_types_json_php_8_3_without_constructor_and_readonly_properties.txt
@@ -0,0 +1,24 @@
+<?php
+
+class RootObject
+{
+	/** @var string[] */
+	public readonly array $stringArray;
+	/** @var (string|int|null)[] */
+	public readonly array $mixedArray;
+	public readonly array $nullArray;
+	public readonly array $unknownArray;
+	public readonly bool $boolean;
+	public readonly float $float;
+	public readonly int $int;
+	public readonly null $null;
+	public readonly NestedClass $nestedClass;
+	public readonly string $string;
+}
+
+<?php
+
+class NestedClass
+{
+	public readonly int $var;
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor.txt
new file mode 100644
index 0000000..474c59a
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor.txt
@@ -0,0 +1,51 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(array $simpleNesting)
+	{
+		$this->simpleNesting = $simpleNesting;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+
+	public function __construct(
+		float $alwaysPresent,
+		?string $string,
+		?Object $object,
+		?int $number
+	) {
+		$this->alwaysPresent = $alwaysPresent;
+		$this->string = $string;
+		$this->object = $object;
+		$this->number = $number;
+	}
+}
+
+<?php
+
+class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+
+	public function __construct(?int $test, ?int $anotherTest)
+	{
+		$this->test = $test;
+		$this->anotherTest = $anotherTest;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..92b88a5
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_and_readonly_properties.txt
@@ -0,0 +1,51 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public readonly array $simpleNesting;
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(array $simpleNesting)
+	{
+		$this->simpleNesting = $simpleNesting;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public readonly float $alwaysPresent;
+	public readonly ?string $string;
+	public readonly ?Object $object;
+	public readonly ?int $number;
+
+	public function __construct(
+		float $alwaysPresent,
+		?string $string,
+		?Object $object,
+		?int $number
+	) {
+		$this->alwaysPresent = $alwaysPresent;
+		$this->string = $string;
+		$this->object = $object;
+		$this->number = $number;
+	}
+}
+
+<?php
+
+class Object
+{
+	public readonly ?int $test;
+	public readonly ?int $anotherTest;
+
+	public function __construct(?int $test, ?int $anotherTest)
+	{
+		$this->test = $test;
+		$this->anotherTest = $anotherTest;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..e07f04d
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,109 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(public array $simpleNesting)
+	{
+	}
+
+	/**
+	 * @return SimpleNesting[]
+	 */
+	public function getSimpleNesting(): array
+	{
+		return $this->simpleNesting;
+	}
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function setSimpleNesting(array $simpleNesting): void
+	{
+		$this->simpleNesting = $simpleNesting;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public function __construct(
+		public float $alwaysPresent,
+		public ?string $string,
+		public ?Object $object,
+		public ?int $number
+	) {
+	}
+
+	public function getAlwaysPresent(): float
+	{
+		return $this->alwaysPresent;
+	}
+
+	public function getString(): ?string
+	{
+		return $this->string;
+	}
+
+	public function getObject(): ?Object
+	{
+		return $this->object;
+	}
+
+	public function getNumber(): ?int
+	{
+		return $this->number;
+	}
+
+	public function setAlwaysPresent(float $alwaysPresent): void
+	{
+		$this->alwaysPresent = $alwaysPresent;
+	}
+
+	public function setString(?string $string): void
+	{
+		$this->string = $string;
+	}
+
+	public function setObject(?Object $object): void
+	{
+		$this->object = $object;
+	}
+
+	public function setNumber(?int $number): void
+	{
+		$this->number = $number;
+	}
+}
+
+<?php
+
+class Object
+{
+	public function __construct(public ?int $test, public ?int $anotherTest)
+	{
+	}
+
+	public function getTest(): ?int
+	{
+		return $this->test;
+	}
+
+	public function getAnotherTest(): ?int
+	{
+		return $this->anotherTest;
+	}
+
+	public function setTest(?int $test): void
+	{
+		$this->test = $test;
+	}
+
+	public function setAnotherTest(?int $anotherTest): void
+	{
+		$this->anotherTest = $anotherTest;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
new file mode 100644
index 0000000..483ad12
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
@@ -0,0 +1,33 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(public readonly array $simpleNesting)
+	{
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public function __construct(
+		public readonly float $alwaysPresent,
+		public readonly ?string $string,
+		public readonly ?Object $object,
+		public readonly ?int $number
+	) {
+	}
+}
+
+<?php
+
+class Object
+{
+	public function __construct(public readonly ?int $test, public readonly ?int $anotherTest)
+	{
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
new file mode 100644
index 0000000..8f7e5c4
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
@@ -0,0 +1,60 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(public readonly array $simpleNesting)
+	{
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			array_map(static function($data) {
+				return SimpleNesting::fromJson($data);
+			}, $data['simple_nesting'])
+		);
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public function __construct(
+		public readonly float $alwaysPresent,
+		public readonly ?string $string,
+		public readonly ?Object $object,
+		public readonly ?int $number
+	) {
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			$data['always_present'],
+			$data['string'] ?? null,
+			($data['object'] ?? null) !== null ? Object::fromJson($data['object']) : null,
+			$data['number'] ?? null
+		);
+	}
+}
+
+<?php
+
+class Object
+{
+	public function __construct(public readonly ?int $test, public readonly ?int $anotherTest)
+	{
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			$data['test'] ?? null,
+			$data['another_test'] ?? null
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
new file mode 100644
index 0000000..2cb134e
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
@@ -0,0 +1,60 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(public readonly array $simpleNesting)
+	{
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			array_map(static function($data) {
+				return SimpleNesting::fromJson($data);
+			}, $data->simple_nesting)
+		);
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public function __construct(
+		public readonly float $alwaysPresent,
+		public readonly ?string $string,
+		public readonly ?Object $object,
+		public readonly ?int $number
+	) {
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			$data->always_present,
+			$data->string ?? null,
+			($data->object ?? null) !== null ? Object::fromJson($data->object) : null,
+			$data->number ?? null
+		);
+	}
+}
+
+<?php
+
+class Object
+{
+	public function __construct(public readonly ?int $test, public readonly ?int $anotherTest)
+	{
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			$data->test ?? null,
+			$data->another_test ?? null
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..b4a384a
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,71 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function __construct(public readonly array $simpleNesting)
+	{
+	}
+
+	/**
+	 * @return SimpleNesting[]
+	 */
+	public function getSimpleNesting(): array
+	{
+		return $this->simpleNesting;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public function __construct(
+		public readonly float $alwaysPresent,
+		public readonly ?string $string,
+		public readonly ?Object $object,
+		public readonly ?int $number
+	) {
+	}
+
+	public function getAlwaysPresent(): float
+	{
+		return $this->alwaysPresent;
+	}
+
+	public function getString(): ?string
+	{
+		return $this->string;
+	}
+
+	public function getObject(): ?Object
+	{
+		return $this->object;
+	}
+
+	public function getNumber(): ?int
+	{
+		return $this->number;
+	}
+}
+
+<?php
+
+class Object
+{
+	public function __construct(public readonly ?int $test, public readonly ?int $anotherTest)
+	{
+	}
+
+	public function getTest(): ?int
+	{
+		return $this->test;
+	}
+
+	public function getAnotherTest(): ?int
+	{
+		return $this->anotherTest;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
new file mode 100644
index 0000000..f8e8238
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class CustomClassName
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+}
+
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+}
+
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_final_classes_and_all_properties_nullable.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_final_classes_and_all_properties_nullable.txt
new file mode 100644
index 0000000..1896fb3
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_final_classes_and_all_properties_nullable.txt
@@ -0,0 +1,25 @@
+<?php
+
+final class RootObject
+{
+	/** @var SimpleNesting[]|null */
+	public ?array $simpleNesting;
+}
+
+<?php
+
+final class SimpleNesting
+{
+	public ?float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+}
+
+<?php
+
+final class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
new file mode 100644
index 0000000..2493290
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
@@ -0,0 +1,214 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @var SimpleNesting[]
+	 */
+	public array $simpleNesting;
+
+	/**
+	 * @return SimpleNesting[]
+	 */
+	public function getSimpleNesting(): array
+	{
+		return $this->simpleNesting;
+	}
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 * @return self
+	 */
+	public function setSimpleNesting(array $simpleNesting): self
+	{
+		$this->simpleNesting = $simpleNesting;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setSimpleNesting(array_map(static function($data) {
+			return SimpleNesting::fromJson($data);
+		}, $data['simple_nesting']));
+		return $instance;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	/**
+	 * @var float
+	 */
+	public float $alwaysPresent;
+
+	/**
+	 * @var string|null
+	 */
+	public ?string $string;
+
+	/**
+	 * @var Object|null
+	 */
+	public ?Object $object;
+
+	/**
+	 * @var int|null
+	 */
+	public ?int $number;
+
+	/**
+	 * @return float
+	 */
+	public function getAlwaysPresent(): float
+	{
+		return $this->alwaysPresent;
+	}
+
+	/**
+	 * @return string|null
+	 */
+	public function getString(): ?string
+	{
+		return $this->string;
+	}
+
+	/**
+	 * @return Object|null
+	 */
+	public function getObject(): ?Object
+	{
+		return $this->object;
+	}
+
+	/**
+	 * @return int|null
+	 */
+	public function getNumber(): ?int
+	{
+		return $this->number;
+	}
+
+	/**
+	 * @param float $alwaysPresent
+	 * @return self
+	 */
+	public function setAlwaysPresent(float $alwaysPresent): self
+	{
+		$this->alwaysPresent = $alwaysPresent;
+		return $this;
+	}
+
+	/**
+	 * @param string|null $string
+	 * @return self
+	 */
+	public function setString(?string $string): self
+	{
+		$this->string = $string;
+		return $this;
+	}
+
+	/**
+	 * @param Object|null $object
+	 * @return self
+	 */
+	public function setObject(?Object $object): self
+	{
+		$this->object = $object;
+		return $this;
+	}
+
+	/**
+	 * @param int|null $number
+	 * @return self
+	 */
+	public function setNumber(?int $number): self
+	{
+		$this->number = $number;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setAlwaysPresent($data['always_present']);
+		$instance->setString($data['string'] ?? null);
+		$instance->setObject(($data['object'] ?? null) !== null ? Object::fromJson($data['object']) : null);
+		$instance->setNumber($data['number'] ?? null);
+		return $instance;
+	}
+}
+
+<?php
+
+class Object
+{
+	/**
+	 * @var int|null
+	 */
+	public ?int $test;
+
+	/**
+	 * @var int|null
+	 */
+	public ?int $anotherTest;
+
+	/**
+	 * @return int|null
+	 */
+	public function getTest(): ?int
+	{
+		return $this->test;
+	}
+
+	/**
+	 * @return int|null
+	 */
+	public function getAnotherTest(): ?int
+	{
+		return $this->anotherTest;
+	}
+
+	/**
+	 * @param int|null $test
+	 * @return self
+	 */
+	public function setTest(?int $test): self
+	{
+		$this->test = $test;
+		return $this;
+	}
+
+	/**
+	 * @param int|null $anotherTest
+	 * @return self
+	 */
+	public function setAnotherTest(?int $anotherTest): self
+	{
+		$this->anotherTest = $anotherTest;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data['test'] ?? null);
+		$instance->setAnotherTest($data['another_test'] ?? null);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_array_method.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_array_method.txt
new file mode 100644
index 0000000..edc9224
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_array_method.txt
@@ -0,0 +1,90 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function setSimpleNesting(array $simpleNesting): void
+	{
+		$this->simpleNesting = $simpleNesting;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setSimpleNesting(array_map(static function($data) {
+			return SimpleNesting::fromJson($data);
+		}, $data['simple_nesting']));
+		return $instance;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+
+	public function setAlwaysPresent(float $alwaysPresent): void
+	{
+		$this->alwaysPresent = $alwaysPresent;
+	}
+
+	public function setString(?string $string): void
+	{
+		$this->string = $string;
+	}
+
+	public function setObject(?Object $object): void
+	{
+		$this->object = $object;
+	}
+
+	public function setNumber(?int $number): void
+	{
+		$this->number = $number;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setAlwaysPresent($data['always_present']);
+		$instance->setString($data['string'] ?? null);
+		$instance->setObject(($data['object'] ?? null) !== null ? Object::fromJson($data['object']) : null);
+		$instance->setNumber($data['number'] ?? null);
+		return $instance;
+	}
+}
+
+<?php
+
+class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+
+	public function setTest(?int $test): void
+	{
+		$this->test = $test;
+	}
+
+	public function setAnotherTest(?int $anotherTest): void
+	{
+		$this->anotherTest = $anotherTest;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data['test'] ?? null);
+		$instance->setAnotherTest($data['another_test'] ?? null);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_method.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_method.txt
new file mode 100644
index 0000000..a107723
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_with_setters_and_from_json_method.txt
@@ -0,0 +1,90 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+
+	/**
+	 * @param SimpleNesting[] $simpleNesting
+	 */
+	public function setSimpleNesting(array $simpleNesting): void
+	{
+		$this->simpleNesting = $simpleNesting;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setSimpleNesting(array_map(static function($data) {
+			return SimpleNesting::fromJson($data);
+		}, $data->simple_nesting));
+		return $instance;
+	}
+}
+
+<?php
+
+class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+
+	public function setAlwaysPresent(float $alwaysPresent): void
+	{
+		$this->alwaysPresent = $alwaysPresent;
+	}
+
+	public function setString(?string $string): void
+	{
+		$this->string = $string;
+	}
+
+	public function setObject(?Object $object): void
+	{
+		$this->object = $object;
+	}
+
+	public function setNumber(?int $number): void
+	{
+		$this->number = $number;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setAlwaysPresent($data->always_present);
+		$instance->setString($data->string ?? null);
+		$instance->setObject(($data->object ?? null) !== null ? Object::fromJson($data->object) : null);
+		$instance->setNumber($data->number ?? null);
+		return $instance;
+	}
+}
+
+<?php
+
+class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+
+	public function setTest(?int $test): void
+	{
+		$this->test = $test;
+	}
+
+	public function setAnotherTest(?int $anotherTest): void
+	{
+		$this->anotherTest = $anotherTest;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data->test ?? null);
+		$instance->setAnotherTest($data->another_test ?? null);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor.txt
new file mode 100644
index 0000000..0d70367
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor.txt
@@ -0,0 +1,25 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+}
+
+<?php
+
+class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+}
+
+<?php
+
+class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_classes.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_classes.txt
new file mode 100644
index 0000000..e3c9047
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_classes.txt
@@ -0,0 +1,25 @@
+<?php
+
+readonly class RootObject
+{
+	/** @var SimpleNesting[] */
+	public array $simpleNesting;
+}
+
+<?php
+
+readonly class SimpleNesting
+{
+	public float $alwaysPresent;
+	public ?string $string;
+	public ?Object $object;
+	public ?int $number;
+}
+
+<?php
+
+readonly class Object
+{
+	public ?int $test;
+	public ?int $anotherTest;
+}
diff --git a/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..a067210
--- /dev/null
+++ b/tests/converter/fixtures/results/merges_nested_arrays_php_8_3_without_constructor_and_readonly_properties.txt
@@ -0,0 +1,25 @@
+<?php
+
+class RootObject
+{
+	/** @var SimpleNesting[] */
+	public readonly array $simpleNesting;
+}
+
+<?php
+
+class SimpleNesting
+{
+	public readonly float $alwaysPresent;
+	public readonly ?string $string;
+	public readonly ?Object $object;
+	public readonly ?int $number;
+}
+
+<?php
+
+class Object
+{
+	public readonly ?int $test;
+	public readonly ?int $anotherTest;
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor.txt
new file mode 100644
index 0000000..7dbb50f
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor.txt
@@ -0,0 +1,11 @@
+<?php
+
+class RootObject
+{
+	public int $test;
+
+	public function __construct(int $test)
+	{
+		$this->test = $test;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..06ac1a6
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_and_readonly_properties.txt
@@ -0,0 +1,11 @@
+<?php
+
+class RootObject
+{
+	public readonly int $test;
+
+	public function __construct(int $test)
+	{
+		$this->test = $test;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..5ed5577
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,18 @@
+<?php
+
+class RootObject
+{
+	public function __construct(public int $test)
+	{
+	}
+
+	public function getTest(): int
+	{
+		return $this->test;
+	}
+
+	public function setTest(int $test): void
+	{
+		$this->test = $test;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
new file mode 100644
index 0000000..6fe1304
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_and_promoted_properties.txt
@@ -0,0 +1,8 @@
+<?php
+
+class RootObject
+{
+	public function __construct(public readonly int $test)
+	{
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
new file mode 100644
index 0000000..35637e5
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_array_method.txt
@@ -0,0 +1,15 @@
+<?php
+
+class RootObject
+{
+	public function __construct(public readonly int $test)
+	{
+	}
+
+	public static function fromJson(array $data): self
+	{
+		return new self(
+			$data['test']
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
new file mode 100644
index 0000000..62659e3
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_and_from_json_method.txt
@@ -0,0 +1,15 @@
+<?php
+
+class RootObject
+{
+	public function __construct(public readonly int $test)
+	{
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		return new self(
+			$data->test
+		);
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
new file mode 100644
index 0000000..dabbca4
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_constructor_readonly_properties_promoted_properties_getters_and_setters.txt
@@ -0,0 +1,13 @@
+<?php
+
+class RootObject
+{
+	public function __construct(public readonly int $test)
+	{
+	}
+
+	public function getTest(): int
+	{
+		return $this->test;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
new file mode 100644
index 0000000..0c6ffda
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_custom_namespace_root_class_name_and_strict_types.txt
@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace This\Is\A\Namespace;
+
+class CustomClassName
+{
+	public int $test;
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_final_classes_and_all_properties_nullable.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_final_classes_and_all_properties_nullable.txt
new file mode 100644
index 0000000..c0fcebd
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_final_classes_and_all_properties_nullable.txt
@@ -0,0 +1,6 @@
+<?php
+
+final class RootObject
+{
+	public ?int $test;
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
new file mode 100644
index 0000000..f255c9f
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_getters_fluent_setters_all_docblocks_extra_new_lines_for_properties_and_from_json_method.txt
@@ -0,0 +1,38 @@
+<?php
+
+class RootObject
+{
+	/**
+	 * @var int
+	 */
+	public int $test;
+
+	/**
+	 * @return int
+	 */
+	public function getTest(): int
+	{
+		return $this->test;
+	}
+
+	/**
+	 * @param int $test
+	 * @return self
+	 */
+	public function setTest(int $test): self
+	{
+		$this->test = $test;
+		return $this;
+	}
+
+	/**
+	 * @param array $data
+	 * @return self
+	 */
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data['test']);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_array_method.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_array_method.txt
new file mode 100644
index 0000000..c3662b3
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_array_method.txt
@@ -0,0 +1,18 @@
+<?php
+
+class RootObject
+{
+	public int $test;
+
+	public function setTest(int $test): void
+	{
+		$this->test = $test;
+	}
+
+	public static function fromJson(array $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data['test']);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_method.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_method.txt
new file mode 100644
index 0000000..ff0c283
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_with_setters_and_from_json_method.txt
@@ -0,0 +1,18 @@
+<?php
+
+class RootObject
+{
+	public int $test;
+
+	public function setTest(int $test): void
+	{
+		$this->test = $test;
+	}
+
+	public static function fromJson(\stdClass $data): self
+	{
+		$instance = new self();
+		$instance->setTest($data->test);
+		return $instance;
+	}
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor.txt
new file mode 100644
index 0000000..9f9b9f9
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor.txt
@@ -0,0 +1,6 @@
+<?php
+
+class RootObject
+{
+	public int $test;
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_classes.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_classes.txt
new file mode 100644
index 0000000..79e7eca
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_classes.txt
@@ -0,0 +1,6 @@
+<?php
+
+readonly class RootObject
+{
+	public int $test;
+}
diff --git a/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_properties.txt b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_properties.txt
new file mode 100644
index 0000000..90a233d
--- /dev/null
+++ b/tests/converter/fixtures/results/simple_json_data_php_8_3_without_constructor_and_readonly_properties.txt
@@ -0,0 +1,6 @@
+<?php
+
+class RootObject
+{
+	public readonly int $test;
+}
diff --git a/tests/converter/json-to-php-converter.spec.ts b/tests/converter/json-to-php-converter.spec.ts
index db2b09a..bdd30d0 100644
--- a/tests/converter/json-to-php-converter.spec.ts
+++ b/tests/converter/json-to-php-converter.spec.ts
@@ -29,7 +29,14 @@ const dataCases: Array<[string, string]> = [
     ],
 ]
 
-const versions = [PhpVersion.PHP73, PhpVersion.PHP74, PhpVersion.PHP80, PhpVersion.PHP81, PhpVersion.PHP82];
+const versions = [
+    PhpVersion.PHP73,
+    PhpVersion.PHP74,
+    PhpVersion.PHP80,
+    PhpVersion.PHP81,
+    PhpVersion.PHP82,
+    PhpVersion.PHP83,
+];
 
 const settingCases = versions.map((version) => {
     const value: Array<[string, Settings]> = [