| Total Complexity | 4 | 
| Total Lines | 22 | 
| Duplicated Lines | 0 % | 
| Changes | 1 | ||
| Bugs | 0 | Features | 0 | 
| 1 | <?php  | 
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| 7 | class LinkItem implements MetadataItemContract, \Stringable  | 
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| 8 | { | 
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| 9 | public function __construct(protected string $rel, protected string $href, protected array $attr = [])  | 
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| 10 |     { | 
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| 11 | }  | 
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| 12 | |||
| 13 | public function __toString(): string  | 
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| 14 |     { | 
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| 15 |         if (! $this->attr) { | 
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| 16 | return '<link rel="'.e($this->rel).'" href="'.e($this->href).'">';  | 
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| 17 | }  | 
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| 18 | |||
| 19 |         $attributes = collect($this->attr)->map(function ($value, $key) { | 
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| 20 | return e($key).'="'.e($value).'"';  | 
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| 21 |         })->implode(' '); | 
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| 22 | |||
| 23 | return '<link rel="'.e($this->rel).'" href="'.e($this->href).'" '.$attributes.'>';  | 
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| 24 | }  | 
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| 25 | |||
| 26 | public function uniqueKey(): string  | 
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| 29 | }  | 
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| 30 | }  | 
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| 31 | 
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.