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Methods of Strings keep right return type #335

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h4kuna wants to merge 2 commits into from
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Methods of Strings keep right return type #335

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06e0c1d
typo
h4kuna Jan 6, 2026
37fb0a0
Methods of Strings keep right return type
h4kuna Jan 6, 2026
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23 changes: 19 additions & 4 deletions src/Utils/Strings.php
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Original file line number Diff line number Diff line change
Expand Up @@ -273,6 +273,9 @@ public static function indent(string $s, int $level = 1, string $chars = "\t"):

/**
* Converts all characters of UTF-8 string to lower case.
* @template T of string
* @param T $s
* @return T
*/
public static function lower(string $s): string
{
Expand All @@ -282,6 +285,9 @@ public static function lower(string $s): string

/**
* Converts the first character of a UTF-8 string to lower case and leaves the other characters unchanged.
* @template T of string
* @param T $s
* @return T
*/
public static function firstLower(string $s): string
{
Expand All @@ -291,6 +297,9 @@ public static function firstLower(string $s): string

/**
* Converts all characters of a UTF-8 string to upper case.
* @template T of string
* @param T $s
* @return T
*/
public static function upper(string $s): string
{
Expand All @@ -300,6 +309,9 @@ public static function upper(string $s): string

/**
* Converts the first character of a UTF-8 string to upper case and leaves the other characters unchanged.
* @template T of string
* @param T $s
* @return T
*/
public static function firstUpper(string $s): string
{
Expand All @@ -309,6 +321,9 @@ public static function firstUpper(string $s): string

/**
* Converts the first character of every word of a UTF-8 string to upper case and the others to lower case.
* @template T of string
* @param T $s
* @return T
*/
public static function capitalize(string $s): string
{
Expand Down Expand Up @@ -425,7 +440,7 @@ public static function reverse(string $s): string


/**
* Returns part of $haystack before $nth occurence of $needle or returns null if the needle was not found.
* Returns part of $haystack before $nth occurrence of $needle or returns null if the needle was not found.
* Negative value means searching from the end.
*/
public static function before(string $haystack, string $needle, int $nth = 1): ?string
Expand All @@ -438,7 +453,7 @@ public static function before(string $haystack, string $needle, int $nth = 1): ?


/**
* Returns part of $haystack after $nth occurence of $needle or returns null if the needle was not found.
* Returns part of $haystack after $nth occurrence of $needle or returns null if the needle was not found.
* Negative value means searching from the end.
*/
public static function after(string $haystack, string $needle, int $nth = 1): ?string
Expand All @@ -451,7 +466,7 @@ public static function after(string $haystack, string $needle, int $nth = 1): ?s


/**
* Returns position in characters of $nth occurence of $needle in $haystack or null if the $needle was not found.
* Returns position in characters of $nth occurrence of $needle in $haystack or null if the $needle was not found.
* Negative value of `$nth` means searching from the end.
*/
public static function indexOf(string $haystack, string $needle, int $nth = 1): ?int
Expand All @@ -464,7 +479,7 @@ public static function indexOf(string $haystack, string $needle, int $nth = 1):


/**
* Returns position in characters of $nth occurence of $needle in $haystack or null if the needle was not found.
* Returns position in characters of $nth occurrence of $needle in $haystack or null if the needle was not found.
*/
private static function pos(string $haystack, string $needle, int $nth = 1): ?int
{
Expand Down
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