| Closure */ protected array | Closure $rules = []; protected string | Closure | null $validationAttribute = null; /** * @var array */ protected array $validationMessages = []; /** * @param array | Closure $rules */ public function rules(array | Closure $rules): static { $this->rules = $rules; return $this; } public function validationAttribute(string | Closure | null $label): static { $this->validationAttribute = $label; return $this; } /** * @param array $messages */ public function validationMessages(array $messages): static { $this->validationMessages = $messages; return $this; } /** * @return array */ public function getRules(): array { $rules = $this->evaluate($this->rules); if (! in_array('required', $rules)) { $rules[] = 'nullable'; } return $rules; } public function validate(mixed $input): void { $originalState = $this->getGetStateUsingCallback(); $this->getStateUsing($input); try { Validator::make( ['input' => $input], ['input' => $this->getRules()], ['input' => $this->getValidationMessages()], ['input' => $this->getValidationAttribute()], )->validate(); } finally { $this->getStateUsing($originalState); } } public function getValidationAttribute(): string { return $this->evaluate($this->validationAttribute) ?? Str::lcfirst($this->getLabel()); } /** * @return array */ public function getValidationMessages(): array { $messages = []; foreach ($this->validationMessages as $rule => $message) { $messages[$rule] = $this->evaluate($message); } return array_filter($messages); } }