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<?php |
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/* this file is part of pipelines */ |
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namespace Ktomk\Pipelines\Utility; |
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use Ktomk\Pipelines\Cli\Args; |
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use Ktomk\Pipelines\Cli\Streams; |
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/** |
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* aggregated args parser for --error-keep, --keep and --no-keep argument |
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* parsing. |
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* |
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* @package Ktomk\Pipelines\Utility\Args |
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*/ |
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class KeepOptions |
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{ |
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/** |
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* @var null|bool |
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*/ |
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public $errorKeep; |
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/** |
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* @var null|bool |
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*/ |
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public $keep; |
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/** |
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* @var null|bool |
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*/ |
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public $noKeep; |
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/** |
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* @var Streams |
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*/ |
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private $streams; |
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/** |
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* @var Args |
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*/ |
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private $args; |
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/** |
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* @param Args $args |
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* @param Streams $streams |
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*/ |
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public function __construct(Args $args, Streams $streams) |
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{ |
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$this->streams = $streams; |
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$this->args = $args; |
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} |
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/** |
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* @param Args $args |
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* @param Streams $streams |
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* @return KeepOptions |
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*/ |
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public static function bind(Args $args, Streams $streams) |
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{ |
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return new self($args, $streams); |
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} |
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/** |
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* @throws \InvalidArgumentException |
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* @return null|int non-zero, positive integer in case of error |
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* parsing keep option arguments |
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*/ |
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public function run() |
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{ |
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list($status, $this->errorKeep, $this->keep, $this->noKeep) |
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= $this->parse($this->args) + array(null, null, null, null); |
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return $status; |
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} |
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/** |
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* Parse keep arguments |
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* |
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* @param Args $args |
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* @throws \InvalidArgumentException |
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* @return array|int |
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*/ |
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public function parse(Args $args) |
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{ |
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/** @var bool $errorKeep keep on errors */ |
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$errorKeep = $args->hasOption('error-keep'); |
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/** @var bool $keep containers */ |
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$keep = $args->hasOption('keep'); |
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/** @var bool $noKeep do not keep on errors */ |
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$noKeep = $args->hasOption('no-keep'); |
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if ($keep && $noKeep) { |
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$this->error('pipelines: --keep and --no-keep are exclusive'); |
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return array(1); |
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} |
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if ($keep && $errorKeep) { |
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$this->error('pipelines: --keep and --error-keep are exclusive'); |
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return array(1); |
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} |
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if ($noKeep && $errorKeep) { |
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$this->error('pipelines: --error-keep and --no-keep are exclusive'); |
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return array(1); |
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} |
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return array(null, $errorKeep, $keep, $noKeep); |
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} |
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private function error($message) |
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{ |
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$this->streams->err( |
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sprintf("%s\n", $message) |
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); |
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} |
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} |
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ktomk /
pipelines
