/**
* Builds an object for parsing the command line arguments
*
* @return \r8\CLI\Command
*/
public static function getArgParser()
{
$cmd = new \r8\CLI\Command('vocab', 'PHP documentation generator');
$pathFilter = new \r8\Filter\Chain(new \r8\Filter\Printable(), new \r8\Curry\Call('trim'));
$cmd->addArg(new \r8\CLI\Arg\One('Output Directory', $pathFilter, new \r8\Validator\All(\r8(new \r8\Validator\NotEmpty())->addError('Output directory must not be empty'), new \r8\Validator\Callback(function ($dir) {
return is_file($dir) ? 'Path must not be an existing file: ' . $dir : NULL;
}))));
$inputValidator = new \r8\Validator\All(\r8(new \r8\Validator\NotEmpty())->addError('Input path must not be empty'), new \r8\Validator\Callback(function ($path) {
return file_exists($path) ? NULL : 'Path does not exist: ' . $path;
}));
$cmd->addArg(new \r8\CLI\Arg\One('Input Path', $pathFilter, $inputValidator));
$cmd->addArg(new \r8\CLI\Arg\Many('Input Path', $pathFilter, $inputValidator));
// A command form for viewing help/version info
$info = new \r8\CLI\Form();
$cmd->addForm($info);
$info->addOption(\r8(new \r8\CLI\Option('v', 'Outputs version information'))->addFlag('version'));
$info->addOption(\r8(new \r8\CLI\Option('h', 'Displays the help screen'))->addFlag('help'));
return $cmd;
}
public function testGetHelp_LongDescription()
{
$command = new \r8\CLI\Command('cmd', 'A particularly long description of this command that will need ' . 'to be wrapped because of its length');
$this->assertSame("USAGE:\n" . " cmd\n\n" . "DESCRIPTION:\n" . " A particularly long description of this command that will need to be wrapped\n" . " because of its length\n\n", $command->getHelp());
}
