Fix null handling

endroid · endroid · commit 238baddf2250 · 2025-03-07T08:15:43.000Z
diff --git a/src/Writer/PngWriter.php b/src/Writer/PngWriter.php
@@ -22,7 +22,7 @@ public function write(QrCodeInterface $qrCode, ?LogoInterface $logo = null, ?Lab
             $options[self::WRITER_OPTION_COMPRESSION_LEVEL] = -1;
         }
 
-        if (!isset($options[self::WRITER_OPTION_NUMBER_OF_COLORS])) {
+        if (!array_key_exists(self::WRITER_OPTION_NUMBER_OF_COLORS, $options)) {
             // When a logo is present use true color, otherwise use a palette of 16 colors
             $options[self::WRITER_OPTION_NUMBER_OF_COLORS] = $logo instanceof LogoInterface ? null : 16;
         }

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ public function write(QrCodeInterface $qrCode, ?LogoInterface $logo = null, ?Lab`
`22`	`22`	`$options[self::WRITER_OPTION_COMPRESSION_LEVEL] = -1;`
`23`	`23`	`}`
`24`	`24`
`25`		`- if (!isset($options[self::WRITER_OPTION_NUMBER_OF_COLORS])) {`
	`25`	`+ if (!array_key_exists(self::WRITER_OPTION_NUMBER_OF_COLORS, $options)) {`
`26`	`26`	`// When a logo is present use true color, otherwise use a palette of 16 colors`
`27`	`27`	`$options[self::WRITER_OPTION_NUMBER_OF_COLORS] = $logo instanceof LogoInterface ? null : 16;`
`28`	`28`	`}`