thinkphp-wechat/thinkphp/library/think/console/input/Argument.php
Wenbin.Wang d49c9fde59 代码
2021-12-24 16:40:05 +08:00

116 lines
3.0 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2015 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: yunwuxin <448901948@qq.com>
// +----------------------------------------------------------------------
namespace think\console\input;
class Argument
{
const REQUIRED = 1;
const OPTIONAL = 2;
const IS_ARRAY = 4;
private $name;
private $mode;
private $default;
private $description;
/**
* 构造方法
* @param string $name 参数名
* @param int $mode 参数类型: self::REQUIRED 或者 self::OPTIONAL
* @param string $description 描述
* @param mixed $default 默认值 (仅 self::OPTIONAL 类型有效)
* @throws \InvalidArgumentException
*/
public function __construct($name, $mode = null, $description = '', $default = null)
{
if (null === $mode) {
$mode = self::OPTIONAL;
} elseif (!is_int($mode) || $mode > 7 || $mode < 1) {
throw new \InvalidArgumentException(sprintf('Argument mode "%s" is not valid.', $mode));
}
$this->name = $name;
$this->mode = $mode;
$this->description = $description;
$this->setDefault($default);
}
/**
* 获取参数名
* @return string
*/
public function getName()
{
return $this->name;
}
/**
* 是否必须
* @return bool
*/
public function isRequired()
{
return self::REQUIRED === (self::REQUIRED & $this->mode);
}
/**
* 该参数是否接受数组
* @return bool
*/
public function isArray()
{
return self::IS_ARRAY === (self::IS_ARRAY & $this->mode);
}
/**
* 设置默认值
* @param mixed $default 默认值
* @throws \LogicException
*/
public function setDefault($default = null)
{
if (self::REQUIRED === $this->mode && null !== $default) {
throw new \LogicException('Cannot set a default value except for InputArgument::OPTIONAL mode.');
}
if ($this->isArray()) {
if (null === $default) {
$default = [];
} elseif (!is_array($default)) {
throw new \LogicException('A default value for an array argument must be an array.');
}
}
$this->default = $default;
}
/**
* 获取默认值
* @return mixed
*/
public function getDefault()
{
return $this->default;
}
/**
* 获取描述
* @return string
*/
public function getDescription()
{
return $this->description;
}
}