[VarDumper] Fixes Typed property Symfony\Component\VarDumper\Dumper\CliDumper::$colors must not be accessed before initialization

crynobone · fabpot · commit 6e1761053eaa · 2024-01-12T14:22:08.000+01:00
diff --git a/Dumper/CliDumper.php b/Dumper/CliDumper.php
@@ -550,7 +550,7 @@ protected function supportsColors(): bool
 
     protected function dumpLine(int $depth, bool $endOfValue = false): void
     {
-        if ($this->colors) {
+        if ($this->colors ??= $this->supportsColors()) {
             $this->line = sprintf("\033[%sm%s\033[m", $this->styles['default'], $this->line);
         }
         parent::dumpLine($depth);

Original file line number	Diff line number	Diff line change
`@@ -550,7 +550,7 @@ protected function supportsColors(): bool`
`550`	`550`
`551`	`551`	`protected function dumpLine(int $depth, bool $endOfValue = false): void`
`552`	`552`	`{`
`553`		`- if ($this->colors) {`
	`553`	`+ if ($this->colors ??= $this->supportsColors()) {`
`554`	`554`	`$this->line = sprintf("\033[%sm%s\033[m", $this->styles['default'], $this->line);`
`555`	`555`	`}`
`556`	`556`	`parent::dumpLine($depth);`