| 1: | <?php |
| 2: | |
| 3: | declare(strict_types=1); |
| 4: | |
| 5: | |
| 6: | |
| 7: | |
| 8: | |
| 9: | |
| 10: | |
| 11: | |
| 12: | |
| 13: | |
| 14: | namespace Nexus\PHPStan\Rules\Properties; |
| 15: | |
| 16: | use PhpParser\Node; |
| 17: | use PHPStan\Analyser\Scope; |
| 18: | use PHPStan\Node\ClassPropertyNode; |
| 19: | use PHPStan\Reflection\ClassReflection; |
| 20: | use PHPStan\Reflection\Php\PhpPropertyReflection; |
| 21: | use PHPStan\Rules\Rule; |
| 22: | use PHPStan\Rules\RuleErrorBuilder; |
| 23: | |
| 24: | |
| 25: | |
| 26: | |
| 27: | final class PropertyNamingRule implements Rule |
| 28: | { |
| 29: | #[\Override] |
| 30: | public function getNodeType(): string |
| 31: | { |
| 32: | return ClassPropertyNode::class; |
| 33: | } |
| 34: | |
| 35: | #[\Override] |
| 36: | public function processNode(Node $node, Scope $scope): array |
| 37: | { |
| 38: | $classReflection = $node->getClassReflection(); |
| 39: | $propertyName = $node->getName(); |
| 40: | $propertyPrototype = self::findPrototype($classReflection, $propertyName); |
| 41: | |
| 42: | if ( |
| 43: | null !== $propertyPrototype |
| 44: | && ! str_starts_with($propertyPrototype->getDeclaringClass()->getDisplayName(), 'Nexus\\') |
| 45: | ) { |
| 46: | return []; |
| 47: | } |
| 48: | |
| 49: | if (str_starts_with($propertyName, '_')) { |
| 50: | return [ |
| 51: | RuleErrorBuilder::message(\sprintf( |
| 52: | 'Property %s::$%s should not start with an underscore.', |
| 53: | $classReflection->getDisplayName(), |
| 54: | $propertyName, |
| 55: | ))->identifier('nexus.propertyUnderscore')->build(), |
| 56: | ]; |
| 57: | } |
| 58: | |
| 59: | if (preg_match('/^[a-z][a-zA-Z0-9]+$/', $propertyName) !== 1) { |
| 60: | return [ |
| 61: | RuleErrorBuilder::message(\sprintf( |
| 62: | 'Property %s::$%s should be in camelCase format.', |
| 63: | $classReflection->getDisplayName(), |
| 64: | $propertyName, |
| 65: | ))->identifier('nexus.propertyCasing')->build(), |
| 66: | ]; |
| 67: | } |
| 68: | |
| 69: | return []; |
| 70: | } |
| 71: | |
| 72: | private static function findPrototype(ClassReflection $classReflection, string $propertyName): ?PhpPropertyReflection |
| 73: | { |
| 74: | $parentClass = $classReflection->getParentClass(); |
| 75: | |
| 76: | if (null === $parentClass) { |
| 77: | return null; |
| 78: | } |
| 79: | |
| 80: | if (! $parentClass->hasNativeProperty($propertyName)) { |
| 81: | return null; |
| 82: | } |
| 83: | |
| 84: | $property = $parentClass->getNativeProperty($propertyName); |
| 85: | |
| 86: | if ($property->isPrivate()) { |
| 87: | return null; |
| 88: | } |
| 89: | |
| 90: | return $property; |
| 91: | } |
| 92: | } |
| 93: | |