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make preg_replace() use generics #705

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make preg_replace() use generics #705

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6 changes: 4 additions & 2 deletions lib/special_cases.php
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,8 @@ function apcu_fetch($key)
}

/**
* @template TKey of array-key
*
* Searches subject for matches to
* pattern and replaces them with
* replacement.
Expand Down Expand Up @@ -117,7 +119,7 @@ function apcu_fetch($key)
* 'strlen(\'$1\')+strlen("$2")'). Make sure you are
* aware of PHP's string
* syntax to know exactly how the interpreted string will look.
* @param string|array|string[] $subject The string or an array with strings to search and replace.
* @param string|array<TKey, string> $subject The string or an array with strings to search and replace.
*
* If subject is an array, then the search and
* replace is performed on every entry of subject,
Expand All @@ -129,7 +131,7 @@ function apcu_fetch($key)
* replacements done.
* @param-out int $count
*
* @return string|array|string[] preg_replace returns an array if the
* @return ($subject is array ? array<TKey, string> : string) preg_replace returns an array if the
* subject parameter is an array, or a string
* otherwise.
*
Expand Down