rodion-k
diff --git a/‎src/Symfony/Component/Console/Command/DumpCompletionCommand.php‎
Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Console/Command/DumpCompletionCommand.php‎
Lines changed: 1 addition & 1 deletion
@@ -143,7 +143,7 @@ private function tailDebugLog(string $commandName, OutputInterface $output): voi
  */
  private function getSupportedShells(): array
  {
- if (null !== $this->supportedShells) {
+ if (isset($this->supportedShells)) {
  return $this->supportedShells;
  }
Original file line number	Diff line number	Diff line change
`@@ -143,7 +143,7 @@ private function tailDebugLog(string $commandName, OutputInterface $output): voi`
`143`	`143`	`*/`
`144`	`144`	`private function getSupportedShells(): array`
`145`	`145`	`{`
`146`		`- if (null !== $this->supportedShells) {`
	`146`	`+ if (isset($this->supportedShells)) {`
`147`	`147`	`return $this->supportedShells;`
`148`	`148`	`}`
`149`	`149`