| Conditions | 2 | 
| Paths | 2 | 
| Total Lines | 15 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Tests | 0 | 
| CRAP Score | 6 | 
| Changes | 0 | ||
| 1 | <?php | ||
| 31 | public function build(RuleInterface $rule, Definition $parent): Definition | ||
| 32 |     { | ||
| 33 | $hint = $rule->getTypeHint(); | ||
|  | |||
| 34 | |||
| 35 | $argument = new ArgumentDefinition($parent, $rule->getArgumentName(), $hint->getTypeName()); | ||
| 36 | $argument->withOffset($rule->getOffset()); | ||
| 37 | $argument->withDescription($rule->getDescription()); | ||
| 38 | $argument->withModifiers($hint->getModifiers()); | ||
| 39 | |||
| 40 |         foreach ($rule->getDirectives() as $ast) { | ||
| 41 | $argument->withDirective($this->dependent($ast, $argument)); | ||
| 42 | } | ||
| 43 | |||
| 44 | return $argument; | ||
| 45 | } | ||
| 46 | } | ||
| 47 | 
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: