| 1: | <?php declare(strict_types=1); |
| 2: | |
| 3: | namespace PhpParser\Lexer\TokenEmulator; |
| 4: | |
| 5: | use PhpParser\PhpVersion; |
| 6: | use PhpParser\Token; |
| 7: | |
| 8: | final class AttributeEmulator extends TokenEmulator { |
| 9: | public function getPhpVersion(): PhpVersion { |
| 10: | return PhpVersion::fromComponents(8, 0); |
| 11: | } |
| 12: | |
| 13: | public function isEmulationNeeded(string $code): bool { |
| 14: | return strpos($code, '#[') !== false; |
| 15: | } |
| 16: | |
| 17: | public function emulate(string $code, array $tokens): array { |
| 18: | |
| 19: | |
| 20: | for ($i = 0, $c = count($tokens); $i < $c; ++$i) { |
| 21: | $token = $tokens[$i]; |
| 22: | if ($token->text === '#' && isset($tokens[$i + 1]) && $tokens[$i + 1]->text === '[') { |
| 23: | array_splice($tokens, $i, 2, [ |
| 24: | new Token(\T_ATTRIBUTE, '#[', $token->line, $token->pos), |
| 25: | ]); |
| 26: | $c--; |
| 27: | continue; |
| 28: | } |
| 29: | } |
| 30: | |
| 31: | return $tokens; |
| 32: | } |
| 33: | |
| 34: | public function reverseEmulate(string $code, array $tokens): array { |
| 35: | |
| 36: | return $tokens; |
| 37: | } |
| 38: | |
| 39: | public function preprocessCode(string $code, array &$patches): string { |
| 40: | $pos = 0; |
| 41: | while (false !== $pos = strpos($code, '#[', $pos)) { |
| 42: | |
| 43: | $code[$pos] = '%'; |
| 44: | $patches[] = [$pos, 'replace', '#']; |
| 45: | $pos += 2; |
| 46: | } |
| 47: | return $code; |
| 48: | } |
| 49: | } |
| 50: | |