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<?php
namespace Stecman\Component\Symfony\Console\BashCompletion\Completion;
interface CompletionInterface
{
// Sugar for indicating that a Completion should run for all command names and for all types
// Intended to avoid meaningless null parameters in the constructors of implementing classes
const ALL_COMMANDS = null;
const ALL_TYPES = null;
const TYPE_OPTION = 'option';
const TYPE_ARGUMENT = 'argument';
/**
* Return the type of input (option/argument) completion should be run for
*
* @see \Symfony\Component\Console\Command\Command::addArgument
* @see \Symfony\Component\Console\Command\Command::addOption
* @return string - one of the CompletionInterface::TYPE_* constants
*/
public function getType();
* Return the name of the command completion should be run for
* If the return value is CompletionInterface::ALL_COMMANDS, the completion will be run for any command name
* @see \Symfony\Component\Console\Command\Command::setName
* @return string|null
public function getCommandName();
* Return the option/argument name the completion should be run for
* CompletionInterface::getType determines whether the target name refers to an option or an argument
* @return string
public function getTargetName();
* Execute the completion
* @return string[] - an array of possible completion values
public function run();
}