Fix implicit array to bool cast

tvdijen · tvdijen · commit 3dd2911b3951 · 2021-07-23T21:03:31.000+02:00
diff --git a/src/Signature.php b/src/Signature.php
@@ -1052,7 +1052,7 @@ protected function processReference(DOMElement $ref): bool
                     $includeCommentNodes = false;
 
                     $xp = XP::getXPath($ref->ownerDocument);
-                    if ($this->idNS && is_array($this->idNS)) {
+                    if (!empty($this->idNS) && is_array($this->idNS)) {
                         foreach ($this->idNS as $nspf => $ns) {
                             $xp->registerNamespace($nspf, $ns);
                         }

Original file line number	Diff line number	Diff line change
`@@ -1052,7 +1052,7 @@ protected function processReference(DOMElement $ref): bool`
`1052`	`1052`	`$includeCommentNodes = false;`
`1053`	`1053`
`1054`	`1054`	`$xp = XP::getXPath($ref->ownerDocument);`
`1055`		`- if ($this->idNS && is_array($this->idNS)) {`
	`1055`	`+ if (!empty($this->idNS) && is_array($this->idNS)) {`
`1056`	`1056`	`foreach ($this->idNS as $nspf => $ns) {`
`1057`	`1057`	`$xp->registerNamespace($nspf, $ns);`
`1058`	`1058`	`}`