63 lines
897 B
PHP
63 lines
897 B
PHP
<?php
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// Open Closed Principle Violation
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class Programmer
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{
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public function code()
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{
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return 'coding';
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}
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}
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class Tester
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{
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public function test()
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{
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return 'testing';
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}
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}
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class ProjectManagement
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{
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public function process($member)
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{
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if ($member instanceof Programmer) {
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$member->code();
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} elseif ($member instanceof Tester) {
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$member->test();
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};
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throw new Exception('Invalid input member');
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}
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}
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// Refactored
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interface Workable
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{
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public function work();
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}
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class Programmer implements Workable
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{
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public function work()
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{
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return 'coding';
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}
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}
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class Tester implements Workable
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{
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public function work()
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{
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return 'testing';
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}
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}
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class ProjectManagement
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{
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public function process(Workable $member)
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{
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return $member->work();
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}
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}
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