symfony
diff --git a/‎src/Symfony/Component/String/AbstractUnicodeString.php
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/String/AbstractUnicodeString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/AbstractUnicodeString.php
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Component/String/ByteString.php
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+4-1Lines changed: 4 additions & 1 deletion b/‎src/Symfony/Component/String/ByteString.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/ByteString.php
+4-1Lines changed: 4 additions & 1 deletion
diff --git a/‎src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
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+4Lines changed: 4 additions & 0 deletions b/‎src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/String/Tests/AbstractAsciiTestCase.php
+4Lines changed: 4 additions & 0 deletions
@@ -159,7 +159,7 @@ public function ascii(array $rules = []): self
     public function camel(): static
     {
         $str = clone $this;
-        $str->string = str_replace(' ', '', preg_replace_callback('/\b./u', static function ($m) use (&$i) {
+        $str->string = str_replace(' ', '', preg_replace_callback('/\b.(?![A-Z]{2,})/u', static function ($m) use (&$i) {
             return 1 === ++$i ? ('İ' === $m[0] ? 'i̇' : mb_strtolower($m[0], 'UTF-8')) : mb_convert_case($m[0], \MB_CASE_TITLE, 'UTF-8');
         }, preg_replace('/[^\pL0-9]++/u', ' ', $this->string)));
 
 
@@ -103,7 +103,10 @@ public function append(string ...$suffix): static
     public function camel(): static
     {
         $str = clone $this;
-        $str->string = lcfirst(str_replace(' ', '', ucwords(preg_replace('/[^a-zA-Z0-9\x7f-\xff]++/', ' ', $this->string))));
+
+        $parts = explode(' ', trim(ucwords(preg_replace('/[^a-zA-Z0-9\x7f-\xff]++/', ' ', $this->string))));
+        $parts[0] = 1 !== strlen($parts[0]) && ctype_upper($parts[0]) ? $parts[0] : lcfirst($parts[0]);
+        $str->string = implode('', $parts);
 
         return $str;
     }
 
@@ -1042,11 +1042,13 @@ public static function provideCamel()
         return [
             ['', ''],
             ['xY', 'x_y'],
+            ['xuYo', 'xu_yo'],
             ['symfonyIsGreat', 'symfony_is_great'],
             ['symfony5IsGreat', 'symfony_5_is_great'],
             ['symfonyIsGreat', 'Symfony is great'],
             ['symfonyIsAGreatFramework', 'Symfony is a great framework'],
             ['symfonyIsGREAT', '*Symfony* is GREAT!!'],
+            ['SYMFONY', 'SYMFONY'],
         ];
     }
 
@@ -1066,13 +1068,15 @@ public static function provideSnake()
             ['', ''],
             ['x_y', 'x_y'],
             ['x_y', 'X_Y'],
+            ['xu_yo', 'xu_yo'],
             ['symfony_is_great', 'symfonyIsGreat'],
             ['symfony5_is_great', 'symfony5IsGreat'],
             ['symfony5is_great', 'symfony5isGreat'],
             ['symfony_is_great', 'Symfony is great'],
             ['symfony_is_a_great_framework', 'symfonyIsAGreatFramework'],
             ['symfony_is_great', 'symfonyIsGREAT'],
             ['symfony_is_really_great', 'symfonyIsREALLYGreat'],
+            ['symfony', 'SYMFONY'],
         ];
     }
Original file line number	Diff line number	Diff line change
`@@ -159,7 +159,7 @@ public function ascii(array $rules = []): self`
`159`	`159`	`public function camel(): static`
`160`	`160`	`{`
`161`	`161`	`$str = clone $this;`
`162`		`- $str->string = str_replace(' ', '', preg_replace_callback('/\b./u', static function ($m) use (&$i) {`
	`162`	`+ $str->string = str_replace(' ', '', preg_replace_callback('/\b.(?![A-Z]{2,})/u', static function ($m) use (&$i) {`
`163`	`163`	`return 1 === ++$i ? ('İ' === $m[0] ? 'i̇' : mb_strtolower($m[0], 'UTF-8')) : mb_convert_case($m[0], \MB_CASE_TITLE, 'UTF-8');`
`164`	`164`	`}, preg_replace('/[^\pL0-9]++/u', ' ', $this->string)));`
`165`	`165`
Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,10 @@ public function append(string ...$suffix): static`
`103`	`103`	`public function camel(): static`
`104`	`104`	`{`
`105`	`105`	`$str = clone $this;`
`106`		`- $str->string = lcfirst(str_replace(' ', '', ucwords(preg_replace('/[^a-zA-Z0-9\x7f-\xff]++/', ' ', $this->string))));`
	`106`	`+`
	`107`	`+ $parts = explode(' ', trim(ucwords(preg_replace('/[^a-zA-Z0-9\x7f-\xff]++/', ' ', $this->string))));`
	`108`	`+ $parts[0] = 1 !== strlen($parts[0]) && ctype_upper($parts[0]) ? $parts[0] : lcfirst($parts[0]);`
	`109`	`+ $str->string = implode('', $parts);`
`107`	`110`
`108`	`111`	`return $str;`
`109`	`112`	`}`