If the file contains a Group Use then ignore the file completely

SlevomatCodingStandard/Sniffs/Namespaces/AlphabeticallySortedUsesSniff.php

@@ -27,6 +27,7 @@
 use function uasort;
 use const T_COMMA;
 use const T_OPEN_TAG;
+use const T_OPEN_USE_GROUP;
 use const T_SEMICOLON;
 
 class AlphabeticallySortedUsesSniff implements Sniff
@@ -60,6 +61,12 @@ public function process(File $phpcsFile, $openTagPointer): void
 			return;
 		}
 
+		// If there are any 'use group' statements then we cannot sort and fix the file.
+		$groupUsePointer = TokenHelper::findNext($phpcsFile, T_OPEN_USE_GROUP, $openTagPointer);
+		if ($groupUsePointer !== null) {
+			return;
+		}
+
 		$fileUseStatements = UseStatementHelper::getFileUseStatements($phpcsFile);
 		foreach ($fileUseStatements as $useStatements) {
 			$lastUse = null;

tests/Sniffs/Namespaces/AlphabeticallySortedUsesSniffTest.php

@@ -79,6 +79,19 @@ public function testIncorrectOrderNotFixable(): void
 		self::assertAllFixedInFile($report);
 	}
 
+	public function testIncorrectOrderGroupUseNotFixable(): void
+	{
+		$report = self::checkFile(
+			__DIR__ . '/data/alphabeticalGroupUseNotFixable.php',
+			[],
+			[AlphabeticallySortedUsesSniff::CODE_INCORRECT_ORDER]
+		);
+
+		self::assertNoSniffErrorInFile($report);
+
+		self::assertAllFixedInFile($report);
+	}
+
 	public function testFixable(): void
 	{
 		$report = self::checkFile(

tests/Sniffs/Namespaces/data/alphabeticalGroupUseNotFixable.fixed.php

@@ -0,0 +1,5 @@
+<?php
+
+use thirdproject\D;
+use otherproject\{B, C};
+use myproject\A;

tests/Sniffs/Namespaces/data/alphabeticalGroupUseNotFixable.php

@@ -0,0 +1,5 @@
+<?php
+
+use thirdproject\D;
+use otherproject\{B, C};
+use myproject\A;