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Merge pull request #1 from root-aza/master
Added CallableTypeBuilder
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‎README.md‎

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@@ -37,6 +37,8 @@ You can see some [examples here](/example):
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- [02.custom-type](/example/03.types/02.custom-type.php)
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- [03.custom-type-template-arguments](/example/03.types/03.custom-type-template-arguments.php)
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- [04.custom-platform](/example/03.types/04.custom-platform.php)
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- [05.custom-type-callable](/example/03.types/05.custom-type-callable.php)
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- [06.custom-type-psr-container](/example/03.types/06.custom-type-psr-container.php)
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- [04.mapping](/example/04.mapping)
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- [01.reflection-mapping](/example/04.mapping/01.reflection-mapping.php)
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- [02.attribute-mapping](/example/04.mapping/02.attribute-mapping.php)

‎example/03.types/05.custom-type-callable.php‎

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<?php
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declare(strict_types=1);
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use Psr\Container\ContainerInterface;
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use TypeLang\Mapper\Exception\Mapping\InvalidValueException;
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use TypeLang\Mapper\Mapper;
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use TypeLang\Mapper\Platform\DelegatePlatform;
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use TypeLang\Mapper\Platform\StandardPlatform;
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use TypeLang\Mapper\Runtime\Context;
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use TypeLang\Mapper\Type\Builder\CallableTypeBuilder;
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use TypeLang\Mapper\Type\TypeInterface;
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require __DIR__ . '/../../vendor/autoload.php';
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class Container implements ContainerInterface
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{
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/**
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* @var array<non-empty-string, object>
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*/
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private array $services;
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public function __construct()
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{
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$this->services = [
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'my-non-empty-type' => new MyNonEmptyStringType()
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];
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}
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public function get(string $id)
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{
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return $this->services[$id] ?? throw new \RuntimeException("Service $id not found");
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}
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public function has(string $id): bool
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{
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return array_key_exists($id, $this->services);
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}
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}
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// Add new type (must implement TypeInterface)
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class MyNonEmptyStringType implements TypeInterface
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{
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public function match(mixed $value, Context $context): bool
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{
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return \is_string($value) && $value !== '';
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}
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public function cast(mixed $value, Context $context): string
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{
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if (\is_string($value) && $value !== '') {
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return $value;
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}
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throw new InvalidValueException(
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value: $value,
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path: $context->getPath(),
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template: 'Passed value cannot be empty, but {{value}} given',
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);
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}
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}
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$container = new Container();
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$mapper = new Mapper(new DelegatePlatform(
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// Extend existing platform (StandardPlatform)
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delegate: new StandardPlatform(),
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types: [
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// Additional type
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new CallableTypeBuilder('custom-string', static fn (): TypeInterface => $container->get('my-non-empty-type')),
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],
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));
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$result = $mapper->normalize(['example', ''], 'list<custom-string>');
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var_dump($result);
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//
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// expected exception:
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// TypeLang\Mapper\Exception\Mapping\InvalidIterableValueException:
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// Passed value "" on index 1 in ["example", ""] is invalid at $[1]
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//
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// previous exception:
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// TypeLang\Mapper\Exception\Mapping\InvalidValueException:
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// Passed value cannot be empty, but "" given at $[1]
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//

‎example/03.types/06.custom-type-psr-container.php‎

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<?php
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declare(strict_types=1);
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use Psr\Container\ContainerInterface;
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use TypeLang\Mapper\Exception\Mapping\InvalidValueException;
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use TypeLang\Mapper\Mapper;
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use TypeLang\Mapper\Platform\DelegatePlatform;
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use TypeLang\Mapper\Platform\StandardPlatform;
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use TypeLang\Mapper\Runtime\Context;
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use TypeLang\Mapper\Type\Builder\CallableTypeBuilder;
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use TypeLang\Mapper\Type\Builder\PsrContainerTypeBuilder;
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use TypeLang\Mapper\Type\TypeInterface;
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require __DIR__ . '/../../vendor/autoload.php';
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class Container implements ContainerInterface
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{
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/**
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* @var array<non-empty-string, object>
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*/
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private array $services;
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public function __construct()
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{
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$this->services = [
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MyNonEmptyStringType::class => new MyNonEmptyStringType()
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];
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}
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public function get(string $id)
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{
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return $this->services[$id] ?? throw new \RuntimeException("Service $id not found");
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}
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public function has(string $id): bool
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{
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return array_key_exists($id, $this->services);
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}
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}
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// Add new type (must implement TypeInterface)
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class MyNonEmptyStringType implements TypeInterface
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{
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public function match(mixed $value, Context $context): bool
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{
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return \is_string($value) && $value !== '';
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}
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public function cast(mixed $value, Context $context): string
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{
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if (\is_string($value) && $value !== '') {
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return $value;
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}
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throw new InvalidValueException(
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value: $value,
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path: $context->getPath(),
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template: 'Passed value cannot be empty, but {{value}} given',
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);
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}
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}
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$container = new Container();
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$mapper = new Mapper(new DelegatePlatform(
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// Extend existing platform (StandardPlatform)
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delegate: new StandardPlatform(),
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types: [
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// Additional type
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new PsrContainerTypeBuilder('custom-string', MyNonEmptyStringType::class, $container),
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],
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));
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$result = $mapper->normalize(['example', ''], 'list<custom-string>');
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var_dump($result);
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//
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// expected exception:
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// TypeLang\Mapper\Exception\Mapping\InvalidIterableValueException:
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// Passed value "" on index 1 in ["example", ""] is invalid at $[1]
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//
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// previous exception:
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// TypeLang\Mapper\Exception\Mapping\InvalidValueException:
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// Passed value cannot be empty, but "" given at $[1]
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//

‎src/Type/Builder/CallableTypeBuilder.php‎

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<?php
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declare(strict_types=1);
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namespace TypeLang\Mapper\Type\Builder;
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use TypeLang\Mapper\Runtime\Parser\TypeParserInterface;
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use TypeLang\Mapper\Runtime\Repository\TypeRepositoryInterface;
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use TypeLang\Mapper\Type\TypeInterface;
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use TypeLang\Parser\Node\Stmt\TypeStatement;
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/**
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* @template-extends NamedTypeBuilder<TypeInterface>
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*/
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class CallableTypeBuilder extends NamedTypeBuilder
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{
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/**
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* @param non-empty-array<non-empty-string>|non-empty-string $names
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* @param \Closure(): TypeInterface $factory
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*/
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public function __construct(
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array|string $names,
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protected readonly \Closure $factory,
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) {
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parent::__construct($names);
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}
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public function build(TypeStatement $statement, TypeRepositoryInterface $types, TypeParserInterface $parser): TypeInterface
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{
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$this->expectNoShapeFields($statement);
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$this->expectNoTemplateArguments($statement);
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return ($this->factory)();
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}
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}

‎src/Type/Builder/PsrContainerTypeBuilder.php‎

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<?php
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declare(strict_types=1);
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namespace TypeLang\Mapper\Type\Builder;
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use Psr\Container\ContainerInterface;
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use TypeLang\Mapper\Runtime\Parser\TypeParserInterface;
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use TypeLang\Mapper\Runtime\Repository\TypeRepositoryInterface;
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use TypeLang\Mapper\Type\TypeInterface;
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use TypeLang\Parser\Node\Stmt\TypeStatement;
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/**
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* @template-extends NamedTypeBuilder<TypeInterface>
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*/
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class PsrContainerTypeBuilder extends NamedTypeBuilder
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{
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/**
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* @param non-empty-array<non-empty-string>|non-empty-string $names
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* @param class-string<TypeInterface> $serviceId
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*/
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public function __construct(
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array|string $names,
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protected readonly string $serviceId,
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protected readonly ContainerInterface $container,
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) {
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parent::__construct($names);
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}
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public function build(TypeStatement $statement, TypeRepositoryInterface $types, TypeParserInterface $parser): TypeInterface
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{
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$this->expectNoShapeFields($statement);
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$this->expectNoTemplateArguments($statement);
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$service = $this->container->get($this->serviceId);
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if (!$service instanceof TypeInterface) {
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throw new \RuntimeException("Type service '{$this->serviceId}' does not implement TypeLang\Mapper\Type\TypeInterface");
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}
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return $service;
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}
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}

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