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 |
||
15 | View Code Duplication | class NewInstanceBuilder extends AbstractMethodBodyBuilder |
|
16 | { |
||
17 | /** |
||
18 | * @param BlockGenerator $body |
||
19 | * @return BlockGenerator |
||
20 | * @throws RuntimeException |
||
21 | */ |
||
22 | public function build(BlockGenerator $body) |
||
31 | } |