Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php | ||
| 10 | class Override implements Buildable, Delay | ||
| 11 | { | ||
| 12 | /** | ||
| 13 | * @var string | ||
| 14 | */ | ||
| 15 | protected $name; | ||
| 16 | |||
| 17 | /** | ||
| 18 | * @var callable | ||
| 19 | */ | ||
| 20 | protected $callback; | ||
| 21 | |||
| 22 | /** | ||
| 23 | * @var ClassMetadataBuilder | ||
| 24 | */ | ||
| 25 | protected $builder; | ||
| 26 | |||
| 27 | /** | ||
| 28 | * @var NamingStrategy | ||
| 29 | */ | ||
| 30 | protected $namingStrategy; | ||
| 31 | |||
| 32 | /** | ||
| 33 | * @param ClassMetadataBuilder $builder | ||
| 34 | * @param NamingStrategy $namingStrategy | ||
| 35 | * @param string $name | ||
| 36 | * @param callable $callback | ||
| 37 | */ | ||
| 38 | 5 | View Code Duplication | public function __construct(ClassMetadataBuilder $builder, NamingStrategy $namingStrategy, $name, callable $callback) | 
| 45 | |||
| 46 | /** | ||
| 47 | * Execute the build process | ||
| 48 | */ | ||
| 49 | 5 | public function build() | |
| 60 | } | ||
| 61 |