Jira issue originally created by user @beberlei:
This issue is created automatically through a Github pull request on behalf of pscheit:
calling exit() in the command itself is not needed. Symfony Application calls exit() with the return exit code.
chaing this into return makes the validateSchemaCommand usable in other commands as a sub-command
Comment created by @beberlei:
A related Github Pull-Request [GH-354] was closed
Issue was closed with resolution "Fixed"