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<?php |
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declare(strict_types=1); |
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namespace Spatie\Typed; |
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use ArrayAccess; |
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use Spatie\Typed\Excpetions\WrongType; |
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use Spatie\Typed\Excpetions\UninitialisedError; |
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class Struct implements ArrayAccess |
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{ |
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use ValidatesType; |
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/** @var array */ |
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private $types = []; |
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/** @var array */ |
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private $values = []; |
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public function __construct(array $types) |
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{ |
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foreach ($types as $field => $type) { |
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if (! $type instanceof Type) { |
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$this->values[$field] = $type; |
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$type = T::infer($type); |
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} |
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$this->types[$field] = $type; |
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} |
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} |
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public function set(array $data): self |
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{ |
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foreach ($this->types as $name => $type) { |
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if (! array_key_exists($name, $data)) { |
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$type = serialize($type); |
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throw WrongType::withMessage("Missing field for this struct: {$name}:{$type}"); |
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} |
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$data[$name] = $this->validateType($type, $data[$name]); |
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} |
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$this->values = $data; |
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return $this; |
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} |
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public function offsetGet($offset) |
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{ |
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if (! array_key_exists($offset, $this->values)) { |
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throw UninitialisedError::forField($offset); |
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} |
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return $this->values[$offset]; |
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} |
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public function offsetSet($offset, $value) |
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{ |
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if ($offset === null) { |
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throw WrongType::withMessage('No field specified'); |
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} |
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$type = $this->types[$offset] ?? null; |
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if (! $type) { |
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throw WrongType::withMessage("No type was configured for this field {$offset}"); |
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} |
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$this->values[$offset] = $this->validateType($type, $value); |
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} |
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public function offsetExists($offset) |
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{ |
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return array_key_exists($offset, $this->values); |
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} |
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public function offsetUnset($offset) |
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{ |
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throw WrongType::withMessage('Struct values cannot be unset'); |
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} |
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public function toArray(): array |
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{ |
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return $this->values; |
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} |
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public function __get($name) |
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{ |
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return $this[$name]; |
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} |
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public function __set($name, $value) |
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{ |
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$this[$name] = $value; |
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} |
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} |
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spatie /
typed
