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<?php |
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declare(strict_types=1); |
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namespace Cerbero\Enum\Services; |
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use Cerbero\Enum\Data\GeneratingEnum; |
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use Cerbero\Enum\Enums\Backed; |
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use function Cerbero\Enum\ensureParentDirectory; |
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/** |
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* The enums generator. |
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*/ |
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class Generator |
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{ |
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/** |
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* The enum being generated. |
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*/ |
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protected readonly GeneratingEnum $enum; |
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/** |
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* Instantiate the class. |
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* |
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* @param class-string<\UnitEnum> $namespace |
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* @param string[] $cases |
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* @throws \ValueError |
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*/ |
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public function __construct(string $namespace, array $cases, ?string $backed = null) |
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{ |
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$this->enum = new GeneratingEnum($namespace, Backed::backCases($cases, $backed)); |
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} |
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/** |
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* Generate the given enum. |
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*/ |
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public function generate(bool $overwrite = false): bool |
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{ |
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if ($this->enum->exists && ! $overwrite) { |
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return true; |
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} |
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ensureParentDirectory($this->enum->path); |
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$stub = (string) file_get_contents($this->stub()); |
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$content = strtr($stub, $this->replacements()); |
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return file_put_contents($this->enum->path, $content) !== false; |
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} |
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/** |
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* Retrieve the path of the stub. |
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*/ |
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protected function stub(): string |
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{ |
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return __DIR__ . '/../../stubs/enum.stub'; |
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} |
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/** |
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* Retrieve the replacements for the placeholders. |
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* |
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* @return array<string, mixed> |
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*/ |
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protected function replacements(): array |
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{ |
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return [ |
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'{{ name }}' => $this->enum->name, |
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'{{ namespace }}' => $this->enum->namespace, |
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'{{ backingType }}' => $this->enum->backingType ? ": {$this->enum->backingType}" : '', |
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'{{ cases }}' => $this->formatCases($this->enum->cases), |
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]; |
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} |
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/** |
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* Retrieve the given cases formatted as a string |
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* |
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* @param array<string, string|int|null> $cases |
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*/ |
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protected function formatCases(array $cases): string |
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{ |
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$formatted = []; |
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foreach ($cases as $name => $value) { |
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$formattedValue = match (true) { |
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is_int($value), str_contains((string) $value, '<<') => " = {$value}", |
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is_string($value) => ' = ' . (str_contains($value, "'") ? "\"{$value}\"" : "'{$value}'"), |
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default => '', |
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}; |
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$formatted[] = " case {$name}{$formattedValue};"; |
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} |
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return implode(PHP_EOL . PHP_EOL, $formatted); |
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} |
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} |
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cerbero90 /
enum
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