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<?php |
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namespace Bavix\Router; |
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use Bavix\Exceptions; |
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use Bavix\Exceptions\Runtime; |
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use Bavix\Router\Rules\PatternRule; |
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use Bavix\Router\Rules\PrefixRule; |
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class Loader |
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{ |
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/** |
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* @var array |
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*/ |
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protected $rules = [ |
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'http' => Rules\HttpRule::class, |
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'prefix' => Rules\PrefixRule::class, |
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'pattern' => Rules\PatternRule::class, |
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]; |
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/** |
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* @var null|Rule |
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*/ |
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protected $parent; |
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/** |
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* @var array |
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*/ |
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protected $config; |
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/** |
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* Loader constructor. |
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* |
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* @param iterable $config |
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* @param null|Rule $parent |
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*/ |
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public function __construct($config, ?Rule $parent = null) |
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{ |
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$this->config = $config; |
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$this->parent = $parent; |
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} |
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/** |
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* @param string $key |
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* |
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* @return string |
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*/ |
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protected function way(string $key): string |
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{ |
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if ($this->parent) { |
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return $this->parent->getName() . '.' . $key; |
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} |
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return $key; |
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} |
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/** |
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* @return \Generator |
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*/ |
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public function routes(): \Generator |
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{ |
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foreach ($this->config as $key => $item) { |
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if (empty($item['type'])) { |
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throw new Exceptions\NotFound\Data( |
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\sprintf('The type parameter for key `%s` is not found', $this->way($key)) |
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); |
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} |
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yield $key => $this->rule($item['type'], $key, $item); |
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} |
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} |
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/** |
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* @return PatternRule[] |
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*/ |
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public function simplify(): array |
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{ |
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$routes = []; |
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foreach ($this->routes() as $key => $route) { |
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$routes[] = $this->_simplify($route, $key); |
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} |
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return \array_merge(...$routes); |
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} |
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/** |
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* @param Rule $rule |
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* @param string $key |
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* |
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* @return PatternRule[] |
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*/ |
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protected function _simplify(Rule $rule, string $key): array |
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{ |
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if ($rule instanceof PatternRule) { |
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return [$key => $rule]; |
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} |
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/** |
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* @var PrefixRule $rule |
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*/ |
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$rules = []; |
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foreach ($rule->resolver() as $index => $item) { |
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$location = $key . '.' . $index; |
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$rules[] = $this->_simplify($item, $location); |
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} |
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return \array_merge(...$rules); |
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} |
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/** |
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* @param string $type |
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* |
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* @return bool |
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*/ |
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protected function validate(string $type): bool |
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{ |
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return \array_key_exists($type, $this->rules); |
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} |
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/** |
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* @param string $type |
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* @param string $key |
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* @param array $item |
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* |
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* @return Rule |
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*/ |
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public function rule(string $type, string $key, array $item): Rule |
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{ |
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if (!$this->validate($type)) { |
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throw new Runtime(\sprintf('Undefined type `%s`', $type)); |
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} |
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$class = $this->rules[$type]; |
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return new $class($key, $item, $this->parent); |
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} |
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} |
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bavix /
router
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..