| 1: | <?php declare(strict_types = 1); |
| 2: | |
| 3: | namespace PHPStan\Node\Printer; |
| 4: | |
| 5: | use PhpParser\Node\Expr; |
| 6: | use PHPStan\DependencyInjection\AutowiredService; |
| 7: | |
| 8: | |
| 9: | |
| 10: | |
| 11: | #[AutowiredService] |
| 12: | final class ExprPrinter |
| 13: | { |
| 14: | |
| 15: | public const ATTRIBUTE_CACHE_KEY = 'phpstan_cache_printer'; |
| 16: | |
| 17: | public function __construct(private Printer $printer) |
| 18: | { |
| 19: | } |
| 20: | |
| 21: | public function printExpr(Expr $expr): string |
| 22: | { |
| 23: | |
| 24: | $exprString = $expr->getAttribute(self::ATTRIBUTE_CACHE_KEY); |
| 25: | if ($exprString === null) { |
| 26: | $exprString = $this->printer->prettyPrintExpr($expr); |
| 27: | $expr->setAttribute(self::ATTRIBUTE_CACHE_KEY, $exprString); |
| 28: | } |
| 29: | |
| 30: | return $exprString; |
| 31: | } |
| 32: | |
| 33: | } |
| 34: | |