Command setCode(callable $code) Sets the code to execute when running this command. If this method is used, it overrides the code defined in the execute() method. Parameters callable $code A callable(InputInterface $input, OutputInterface $output) Return Value Command The current instance Exceptions InvalidArgumentException See also execute()

setApplication(Application $application = null) Sets the application instance for this command. Parameters Application $application An Application instance

Command setAliases(string[] $aliases) Sets the aliases for the command. Parameters string[] $aliases An array of aliases for the command Return Value Command The current instance Exceptions InvalidArgumentException When an alias is invalid

int run(InputInterface $input, OutputInterface $output) Runs the command. The code to execute is either defined directly with the setCode() method or by overriding the execute() method in a sub-class. Parameters InputInterface $input An InputInterface instance OutputInterface $output An OutputInterface instance Return Value int The command exit code Exceptions Exception See also setCode() execute()

mergeApplicationDefinition(bool $mergeArgs = true) Merges the application definition with the command definition. This method is not part of public API and should not be used directly. Parameters bool $mergeArgs Whether to merge or not the Application definition arguments to Command definition arguments

bool isEnabled() Checks whether the command is enabled or not in the current environment. Override this to check for x or y and return false if the command can not run properly under the current conditions. Return Value bool

ignoreValidationErrors() Ignores validation errors. This is mainly useful for the help command.

array getUsages() Returns alternative usages of the command. Return Value array

string getSynopsis(bool $short = false) Returns the synopsis for the command. Parameters bool $short Whether to show the short version of the synopsis (with options folded) or not Return Value string The synopsis

string getProcessedHelp() Returns the processed help for the command replacing the %command.name% and %command.full_name% patterns with the real values dynamically. Return Value string The processed help for the command