Merge pull request #33 from kornrunner/master

Symfony 5 compat

Author: sokil

src/Console/Command/Create.php

@@ -67,5 +67,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
 
         // show result
         $output->writeln('New migration created at ' . $migrationFilePath);
+        return 0;
     }
 }

src/Console/Command/Init.php

@@ -152,5 +152,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 $this->getManager()->getMigrationsDir()
             )
         );
+        return 0;
     }
 }

src/Console/Command/Migrate.php

@@ -53,5 +53,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 $output->writeln('done.');
             })
             ->migrate($revision, $environment);
+        return 0;
     }
 }

src/Console/Command/Rollback.php

@@ -53,5 +53,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 $output->writeln('done.');
             })
             ->rollback($revision, $environment);
+        return 0;
     }
 }

src/Console/Command/Status.php

@@ -85,5 +85,6 @@ protected function execute(InputInterface $input, OutputInterface $output)
         }
 
         $output->writeln('');
+        return 0;
     }
 }