commit 9021b5647f66504442a32517e0f835dd72a1ffa4
Author: Madeorsk <madeorsk@protonmail.com>
Date:   Fri Nov 8 16:30:45 2024 +0100

    Initialize Nest types library.

diff --git a/.gitignore b/.gitignore
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index 0000000..2dfd9ec
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+# IDEA
+.idea/
+*.iml
+
+# Composer
+vendor/
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..f7d8589
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,33 @@
+{
+	"version": "1.0",
+	"name": "nest/types",
+	"description": "Nest types implementation.",
+	"type": "library",
+	"authors": [
+		{
+			"name": "Madeorsk",
+			"email": "madeorsk@protonmail.com"
+		}
+	],
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diff --git a/composer.lock b/composer.lock
new file mode 100644
index 0000000..d20ac0d
--- /dev/null
+++ b/composer.lock
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+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Generic abstractions related to translation",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "abstractions",
+                "contracts",
+                "decoupling",
+                "interfaces",
+                "interoperability",
+                "standards"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/translation-contracts/tree/v3.5.0"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-04-18T09:32:20+00:00"
+        }
+    ],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": {
+        "nest/core": 20
+    },
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": "^8.3"
+    },
+    "platform-dev": {},
+    "plugin-api-version": "2.6.0"
+}
diff --git a/src/Definitions/CarbonType.php b/src/Definitions/CarbonType.php
new file mode 100644
index 0000000..ea7de4e
--- /dev/null
+++ b/src/Definitions/CarbonType.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace Nest\Types\Definitions;
+
+use Nest\Types\Exceptions\InvalidSerializedValueException;
+use Nest\Types\Exceptions\InvalidStoredValueException;
+use Carbon\Carbon;
+use DateTimeInterface;
+use Override;
+
+class CarbonType extends DateTimeType
+{
+	/**
+	 * @inheritDoc
+	 * @throws InvalidSerializedValueException
+	 */
+	#[Override] public function deserialize(float|object|int|array|string $value): Carbon
+	{
+		if (!is_string($value))
+			throw new InvalidSerializedValueException($this, $value);
+
+		return Carbon::createFromFormat(DateTimeInterface::ATOM, $value);
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidStoredValueException
+	 */
+	#[Override] public function fromSql(array|int|string $value): Carbon
+	{
+		if (is_array($value))
+			throw new InvalidStoredValueException($this, $value);
+
+		if (is_int($value))
+			// If it's an integer, we suppose that it's a unix timestamp.
+			Carbon::createFromFormat("U", "$value");
+
+		return Carbon::createFromFormat(static::SQL_FORMAT, $value);
+	}
+}
diff --git a/src/Definitions/DateTimeType.php b/src/Definitions/DateTimeType.php
new file mode 100644
index 0000000..38238d4
--- /dev/null
+++ b/src/Definitions/DateTimeType.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace Nest\Types\Definitions;
+
+use Nest\Types\Exceptions\InvalidSerializedValueException;
+use Nest\Types\Exceptions\InvalidStoredValueException;
+use Nest\Types\Exceptions\ValueNotSerializableException;
+use Nest\Types\Exceptions\ValueNotStorableException;
+use Nest\Types\SerializableType;
+use Nest\Types\SqlType;
+use Nest\Types\Type;
+use DateTime;
+use DateTimeInterface;
+use Override;
+
+class DateTimeType extends Type implements SerializableType, SqlType
+{
+	/**
+	 * @inheritDoc
+	 * @throws ValueNotSerializableException
+	 */
+	#[Override] public function serialize(mixed $value): string
+	{
+		if (!($value instanceof DateTimeInterface))
+			throw new ValueNotSerializableException($this, $value);
+
+		return $value->format(DateTimeInterface::ATOM);
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidSerializedValueException
+	 */
+	#[Override] public function deserialize(float|object|int|array|string $value): DateTime
+	{
+		if (!is_string($value))
+			throw new InvalidSerializedValueException($this, $value);
+
+		return DateTime::createFromFormat(DateTimeInterface::ATOM, $value);
+	}
+
+
+	/**
+	 * SQL datetime format.
+	 */
+	public const string SQL_FORMAT = "Y-m-d H:i:sO";
+
+	/**
+	 * @inheritDoc
+	 * @throws ValueNotStorableException
+	 */
+	#[Override] public function toSql(mixed $value): string
+	{
+		if (!($value instanceof DateTimeInterface))
+			throw new ValueNotStorableException($this, $value);
+
+		return $value->format(static::SQL_FORMAT);
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidStoredValueException
+	 */
+	#[Override] public function fromSql(array|int|string $value): DateTime
+	{
+		if (is_array($value))
+			throw new InvalidStoredValueException($this, $value);
+
+		if (is_int($value))
+			// If it's an integer, we suppose that it's a unix timestamp.
+			DateTime::createFromFormat("U", "$value");
+
+		return DateTime::createFromFormat(static::SQL_FORMAT, $value);
+	}
+}
diff --git a/src/Definitions/Integers/BigintType.php b/src/Definitions/Integers/BigintType.php
new file mode 100644
index 0000000..aec06a1
--- /dev/null
+++ b/src/Definitions/Integers/BigintType.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Nest\Types\Definitions\Integers;
+
+class BigintType extends IntType
+{
+}
diff --git a/src/Definitions/Integers/IntType.php b/src/Definitions/Integers/IntType.php
new file mode 100644
index 0000000..1d77ed4
--- /dev/null
+++ b/src/Definitions/Integers/IntType.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Nest\Types\Definitions\Integers;
+
+use Nest\Types\Exceptions\InvalidSerializedValueException;
+use Nest\Types\Exceptions\InvalidStoredValueException;
+use Nest\Types\SerializableType;
+use Nest\Types\SqlType;
+use Nest\Types\Type;
+use Override;
+
+class IntType extends Type implements SerializableType, SqlType
+{
+	/**
+	 * @inheritDoc
+	 */
+	#[Override] public function serialize(mixed $value): int
+	{
+		return intval($value);
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidSerializedValueException
+	 */
+	#[Override] public function deserialize(float|object|int|array|string $value): int
+	{
+		if (!is_int($value))
+			throw new InvalidSerializedValueException($this, $value);
+
+		return intval($value);
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	#[Override] public function toSql(mixed $value): int
+	{
+		return intval($value);
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidStoredValueException
+	 */
+	#[Override] public function fromSql(array|int|string $value): int
+	{
+		if (is_array($value))
+			throw new InvalidStoredValueException($this, $value);
+
+		return intval($value);
+	}
+}
diff --git a/src/Definitions/Integers/TinyintType.php b/src/Definitions/Integers/TinyintType.php
new file mode 100644
index 0000000..09ebdad
--- /dev/null
+++ b/src/Definitions/Integers/TinyintType.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Nest\Types\Definitions\Integers;
+
+class TinyintType extends IntType
+{
+}
diff --git a/src/Definitions/StringType.php b/src/Definitions/StringType.php
new file mode 100644
index 0000000..3830ed7
--- /dev/null
+++ b/src/Definitions/StringType.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace Nest\Types\Definitions;
+
+use Nest\Types\Exceptions\InvalidSerializedValueException;
+use Nest\Types\Exceptions\InvalidStoredValueException;
+use Nest\Types\SerializableType;
+use Nest\Types\SqlType;
+use Nest\Types\Type;
+use Override;
+
+class StringType extends Type implements SerializableType, SqlType
+{
+	/**
+	 * @inheritDoc
+	 */
+	#[Override] public function serialize(mixed $value): string
+	{
+		return (string) $value;
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidSerializedValueException
+	 */
+	#[Override] public function deserialize(float|object|int|array|string $value): string
+	{
+		if (!is_string($value))
+			throw new InvalidSerializedValueException($this, $value);
+
+		return $value;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	#[Override] public function toSql(mixed $value): string
+	{
+		return (string) $value;
+	}
+
+	/**
+	 * @inheritDoc
+	 * @throws InvalidStoredValueException
+	 */
+	#[Override] public function fromSql(array|int|string $value): string
+	{
+		if (is_array($value))
+			throw new InvalidStoredValueException($this, $value);
+
+		return (string) $value;
+	}
+}
diff --git a/src/Exceptions/IncompatibleTypeException.php b/src/Exceptions/IncompatibleTypeException.php
new file mode 100644
index 0000000..409f258
--- /dev/null
+++ b/src/Exceptions/IncompatibleTypeException.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Throwable;
+
+/**
+ * Exception thrown when a given type is incompatible (a required interface is not implemented).
+ */
+class IncompatibleTypeException extends TypeException
+{
+	/**
+	 * @param string $typeClass Incompatible type class.
+	 * @param string $compatibilityInterface Not implemented interface.
+	 * @param int $code [optional] The Exception code.
+	 * @param null|Throwable $previous [optional] The previous throwable used for the exception chaining.
+	 */
+	public function __construct(public string $typeClass, public string $compatibilityInterface, int $code = 0, ?Throwable $previous = null)
+	{
+		parent::__construct("$this->typeClass does not implement required compatibility interface: $this->compatibilityInterface", $code, $previous);
+	}
+}
diff --git a/src/Exceptions/InvalidSerializedValueException.php b/src/Exceptions/InvalidSerializedValueException.php
new file mode 100644
index 0000000..1d13db7
--- /dev/null
+++ b/src/Exceptions/InvalidSerializedValueException.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Nest\Types\Type;
+use Throwable;
+
+/**
+ * Exception for an invalid serialized value given to deserialize.
+ */
+class InvalidSerializedValueException extends TypeException
+{
+	public function __construct(public Type $type, public mixed $value, ?Throwable $previous = null)
+	{
+		parent::__construct("Cannot deserialize value of type ".get_debug_type($this->value)." to ".get_class($this->type), previous: $previous);
+	}
+}
diff --git a/src/Exceptions/InvalidStoredValueException.php b/src/Exceptions/InvalidStoredValueException.php
new file mode 100644
index 0000000..16e39b8
--- /dev/null
+++ b/src/Exceptions/InvalidStoredValueException.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Nest\Types\Type;
+use Throwable;
+
+/**
+ * Exception for an invalid stored value given to deserialize.
+ */
+class InvalidStoredValueException extends TypeException
+{
+	public function __construct(public Type $type, public mixed $value, ?Throwable $previous = null)
+	{
+		parent::__construct("Cannot read value of type ".get_debug_type($this->value)." to ".get_class($this->type), previous: $previous);
+	}
+}
diff --git a/src/Exceptions/TypeException.php b/src/Exceptions/TypeException.php
new file mode 100644
index 0000000..3ffa602
--- /dev/null
+++ b/src/Exceptions/TypeException.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Nest\Exceptions\Exception;
+
+class TypeException extends Exception
+{
+}
diff --git a/src/Exceptions/ValueNotSerializableException.php b/src/Exceptions/ValueNotSerializableException.php
new file mode 100644
index 0000000..e08beea
--- /dev/null
+++ b/src/Exceptions/ValueNotSerializableException.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Nest\Types\Type;
+use Throwable;
+
+/**
+ * Exception for an invalid deserialized value given to serialize.
+ */
+class ValueNotSerializableException extends TypeException
+{
+	public function __construct(public Type $type, public mixed $value, ?Throwable $previous = null)
+	{
+		parent::__construct("Cannot serialize value of type ".get_debug_type($this->value)." to ".get_class($this->type), previous: $previous);
+	}
+}
diff --git a/src/Exceptions/ValueNotStorableException.php b/src/Exceptions/ValueNotStorableException.php
new file mode 100644
index 0000000..438ef53
--- /dev/null
+++ b/src/Exceptions/ValueNotStorableException.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Nest\Types\Exceptions;
+
+use Nest\Types\Type;
+use Throwable;
+
+/**
+ * Exception for an invalid value given to store in a database.
+ */
+class ValueNotStorableException extends TypeException
+{
+	public function __construct(public Type $type, public mixed $value, ?Throwable $previous = null)
+	{
+		parent::__construct("Cannot store value of type ".get_debug_type($this->value)." to ".get_class($this->type), previous: $previous);
+	}
+}
diff --git a/src/SerializableType.php b/src/SerializableType.php
new file mode 100644
index 0000000..e03b548
--- /dev/null
+++ b/src/SerializableType.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Nest\Types;
+
+interface SerializableType
+{
+	public function serialize(mixed $value): string|int|float|object|array;
+
+	public function deserialize(string|int|float|object|array $value): mixed;
+}
diff --git a/src/SqlType.php b/src/SqlType.php
new file mode 100644
index 0000000..45fef9a
--- /dev/null
+++ b/src/SqlType.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Nest\Types;
+
+interface SqlType
+{
+	public function fromSql(string|int|array $value): mixed;
+
+	public function toSql(mixed $value): string|int|array;
+}
diff --git a/src/Type.php b/src/Type.php
new file mode 100644
index 0000000..fc73cda
--- /dev/null
+++ b/src/Type.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Nest\Types;
+
+abstract class Type
+{
+}