Fix PHP 8.1 compatibility in ParserState::strsplit()

TimWolla · TimWolla · commit 2c397c3b29bf · 2021-10-29T14:51:02.000+02:00
> Error Message: preg_split(): Passing null to parameter MyIntervals#3 ($limit) of type int is deprecated see MyIntervals#338 (cherry picked from commit 84b3ba7)
diff --git a/lib/Sabberworm/CSS/Parsing/ParserState.php b/lib/Sabberworm/CSS/Parsing/ParserState.php
@@ -282,7 +282,7 @@ private function strtolower($sString) {
 	private function strsplit($sString) {
 		if ($this->oParserSettings->bMultibyteSupport) {
 			if ($this->streql($this->sCharset, 'utf-8')) {
-				return preg_split('//u', $sString, null, PREG_SPLIT_NO_EMPTY);
+				return preg_split('//u', $sString, -1, PREG_SPLIT_NO_EMPTY);
 			} else {
 				$iLength = mb_strlen($sString, $this->sCharset);
 				$aResult = array();
@@ -307,4 +307,4 @@ private function strpos($sString, $sNeedle, $iOffset) {
 			return strpos($sString, $sNeedle, $iOffset);
 		}
 	}
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -282,7 +282,7 @@ private function strtolower($sString) {`
`282`	`282`	`private function strsplit($sString) {`
`283`	`283`	`if ($this->oParserSettings->bMultibyteSupport) {`
`284`	`284`	`if ($this->streql($this->sCharset, 'utf-8')) {`
`285`		`- return preg_split('//u', $sString, null, PREG_SPLIT_NO_EMPTY);`
	`285`	`+ return preg_split('//u', $sString, -1, PREG_SPLIT_NO_EMPTY);`
`286`	`286`	`} else {`
`287`	`287`	`$iLength = mb_strlen($sString, $this->sCharset);`
`288`	`288`	`$aResult = array();`
`@@ -307,4 +307,4 @@ private function strpos($sString, $sNeedle, $iOffset) {`
`307`	`307`	`return strpos($sString, $sNeedle, $iOffset);`
`308`	`308`	`}`
`309`	`309`	`}`
`310`		`-}`
	`310`	`+}`