UselessParenthesesSniff: Fixed false positive

Author: kukulich

SlevomatCodingStandard/Sniffs/PHP/UselessParenthesesSniff.php

@@ -449,11 +449,14 @@ private function checkParenthesesAroundOperators(File $phpcsFile, int $parenthes
 		}
 
 		$firstOperatorPointer = $operatorsPointers[0];
-		if (
-			in_array($tokens[$pointerBeforeParenthesisOpener]['code'], self::OPERATORS, true)
-			&& self::OPERATOR_GROUPS[$tokens[$firstOperatorPointer]['code']] !== self::OPERATOR_GROUPS[$tokens[$pointerBeforeParenthesisOpener]['code']]
-		) {
-			return;
+		if (in_array($tokens[$pointerBeforeParenthesisOpener]['code'], self::OPERATORS, true)) {
+			if (self::OPERATOR_GROUPS[$tokens[$firstOperatorPointer]['code']] !== self::OPERATOR_GROUPS[$tokens[$pointerBeforeParenthesisOpener]['code']]) {
+				return;
+			}
+
+			if ($tokens[$pointerBeforeParenthesisOpener]['code'] === T_MINUS && $tokens[$firstOperatorPointer]['code'] === T_PLUS) {
+				return;
+			}
 		}
 
 		$lastOperatorPointer = $operatorsPointers[count($operatorsPointers) - 1];

tests/Sniffs/PHP/data/uselessParenthesesNoErrors.php

@@ -123,6 +123,8 @@ function () {
 
 $hitRatio = (int) round($hitCount / ($loadCount / 100 ?: 1), 1);
 
+$a = 10 + 1 - (5 + 4);
+
 pow(10, -($x + 1));
 
 if (! ($i === $j - 1)) {