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<?php |
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/** |
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* This file is part of Railt package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Railt\SDL\Compiler\Builder\Common; |
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use Railt\Reflection\Contracts\Definition\ScalarDefinition; |
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use Railt\Reflection\Contracts\Definition\TypeDefinition; |
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use Railt\Reflection\Contracts\Dictionary; |
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use Railt\SDL\Exception\TypeConflictException; |
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/** |
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* The class serves to dynamically output a type from values |
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*/ |
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class ValueTypeResolver |
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{ |
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/** |
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* @var callable[] |
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*/ |
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private const DEFAULT_BREAKPOINTS = [ |
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'String' => '\\is_string', |
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'Boolean' => '\\is_bool', |
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'Float' => '\\is_float', |
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'Int' => '\\is_int', |
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]; |
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/** |
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* @var Dictionary |
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*/ |
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private $dictionary; |
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/** |
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* @var callable[] |
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*/ |
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private $breakpoints = self::DEFAULT_BREAKPOINTS; |
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/** |
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* ValueTypeResolver constructor. |
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* @param Dictionary $dictionary |
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*/ |
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public function __construct(Dictionary $dictionary) |
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{ |
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$this->dictionary = $dictionary; |
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} |
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/** |
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* @param string $type |
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* @param callable $filter |
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* @return ValueTypeResolver |
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*/ |
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public function breakpoint(string $type, callable $filter): self |
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{ |
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$this->breakpoints[$type] = $filter; |
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return $this; |
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} |
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/** |
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* @param string $type |
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* @return TypeDefinition |
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* @throws \Railt\Reflection\Exception\TypeNotFoundException |
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*/ |
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private function load(string $type): TypeDefinition |
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{ |
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return $this->dictionary->get($type); |
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} |
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/** |
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* @param TypeDefinition $type |
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* @param mixed $value |
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* @param string $renderedValue |
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* @return mixed |
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* @throws TypeConflictException |
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* @throws \Railt\Reflection\Exception\TypeNotFoundException |
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*/ |
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public function castTo(TypeDefinition $type, $value, string $renderedValue = null) |
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{ |
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foreach ($this->resolveType($value) as $haystack) { |
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if ($haystack->instanceOf($type)) { |
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if ($type instanceof ScalarDefinition) { |
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return $type->parse($value); |
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} |
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return $value; |
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} |
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} |
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$error = 'Could not cast %s to %s'; |
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$error = \sprintf($error, $renderedValue, $type); |
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throw new TypeConflictException($error); |
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} |
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/** |
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* @param mixed $value |
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* @return iterable|TypeDefinition[] |
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* @throws \Railt\Reflection\Exception\TypeNotFoundException |
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*/ |
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public function resolveType($value): iterable |
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{ |
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foreach ($this->breakpoints as $name => $filter) { |
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if ($filter($value)) { |
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$inheritance = $this->inheritedBy($this->load($name), $this->getFilter()); |
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foreach ($inheritance as $child) { |
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yield $child; |
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} |
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} |
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} |
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yield $this->load('Any'); |
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} |
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/** |
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* @return \Closure |
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*/ |
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private function getFilter(): \Closure |
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{ |
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return function (TypeDefinition $resolved): bool { |
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return $this->shouldBreak($resolved); |
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}; |
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} |
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/** |
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* @param TypeDefinition $resolved |
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* @return bool |
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*/ |
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private function shouldBreak(TypeDefinition $resolved): bool |
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{ |
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return ! isset($this->breakpoints[$resolved->getName()]); |
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} |
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/** |
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* @param TypeDefinition $type |
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* @param \Closure $filter |
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* @return \Generator|TypeDefinition[] |
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*/ |
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private function inheritedBy(TypeDefinition $type, \Closure $filter): \Traversable |
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{ |
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yield $type; |
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foreach ($type->inheritedBy() as $child) { |
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if (! $filter($child)) { |
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continue; |
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} |
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yield from $this->inheritedBy($child, $filter); |
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} |
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} |
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} |
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railt /
sdl
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.