comparison vendor/symfony/console/Input/InputOption.php @ 0:4c8ae668cc8c

Initial import (non-working)
author Chris Cannam
date Wed, 29 Nov 2017 16:09:58 +0000
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children 1fec387a4317
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-1:000000000000 0:4c8ae668cc8c
1 <?php
2
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12 namespace Symfony\Component\Console\Input;
13
14 use Symfony\Component\Console\Exception\InvalidArgumentException;
15 use Symfony\Component\Console\Exception\LogicException;
16
17 /**
18 * Represents a command line option.
19 *
20 * @author Fabien Potencier <fabien@symfony.com>
21 */
22 class InputOption
23 {
24 const VALUE_NONE = 1;
25 const VALUE_REQUIRED = 2;
26 const VALUE_OPTIONAL = 4;
27 const VALUE_IS_ARRAY = 8;
28
29 private $name;
30 private $shortcut;
31 private $mode;
32 private $default;
33 private $description;
34
35 /**
36 * Constructor.
37 *
38 * @param string $name The option name
39 * @param string|array $shortcut The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts
40 * @param int $mode The option mode: One of the VALUE_* constants
41 * @param string $description A description text
42 * @param mixed $default The default value (must be null for self::VALUE_NONE)
43 *
44 * @throws InvalidArgumentException If option mode is invalid or incompatible
45 */
46 public function __construct($name, $shortcut = null, $mode = null, $description = '', $default = null)
47 {
48 if (0 === strpos($name, '--')) {
49 $name = substr($name, 2);
50 }
51
52 if (empty($name)) {
53 throw new InvalidArgumentException('An option name cannot be empty.');
54 }
55
56 if (empty($shortcut)) {
57 $shortcut = null;
58 }
59
60 if (null !== $shortcut) {
61 if (is_array($shortcut)) {
62 $shortcut = implode('|', $shortcut);
63 }
64 $shortcuts = preg_split('{(\|)-?}', ltrim($shortcut, '-'));
65 $shortcuts = array_filter($shortcuts);
66 $shortcut = implode('|', $shortcuts);
67
68 if (empty($shortcut)) {
69 throw new InvalidArgumentException('An option shortcut cannot be empty.');
70 }
71 }
72
73 if (null === $mode) {
74 $mode = self::VALUE_NONE;
75 } elseif (!is_int($mode) || $mode > 15 || $mode < 1) {
76 throw new InvalidArgumentException(sprintf('Option mode "%s" is not valid.', $mode));
77 }
78
79 $this->name = $name;
80 $this->shortcut = $shortcut;
81 $this->mode = $mode;
82 $this->description = $description;
83
84 if ($this->isArray() && !$this->acceptValue()) {
85 throw new InvalidArgumentException('Impossible to have an option mode VALUE_IS_ARRAY if the option does not accept a value.');
86 }
87
88 $this->setDefault($default);
89 }
90
91 /**
92 * Returns the option shortcut.
93 *
94 * @return string The shortcut
95 */
96 public function getShortcut()
97 {
98 return $this->shortcut;
99 }
100
101 /**
102 * Returns the option name.
103 *
104 * @return string The name
105 */
106 public function getName()
107 {
108 return $this->name;
109 }
110
111 /**
112 * Returns true if the option accepts a value.
113 *
114 * @return bool true if value mode is not self::VALUE_NONE, false otherwise
115 */
116 public function acceptValue()
117 {
118 return $this->isValueRequired() || $this->isValueOptional();
119 }
120
121 /**
122 * Returns true if the option requires a value.
123 *
124 * @return bool true if value mode is self::VALUE_REQUIRED, false otherwise
125 */
126 public function isValueRequired()
127 {
128 return self::VALUE_REQUIRED === (self::VALUE_REQUIRED & $this->mode);
129 }
130
131 /**
132 * Returns true if the option takes an optional value.
133 *
134 * @return bool true if value mode is self::VALUE_OPTIONAL, false otherwise
135 */
136 public function isValueOptional()
137 {
138 return self::VALUE_OPTIONAL === (self::VALUE_OPTIONAL & $this->mode);
139 }
140
141 /**
142 * Returns true if the option can take multiple values.
143 *
144 * @return bool true if mode is self::VALUE_IS_ARRAY, false otherwise
145 */
146 public function isArray()
147 {
148 return self::VALUE_IS_ARRAY === (self::VALUE_IS_ARRAY & $this->mode);
149 }
150
151 /**
152 * Sets the default value.
153 *
154 * @param mixed $default The default value
155 *
156 * @throws LogicException When incorrect default value is given
157 */
158 public function setDefault($default = null)
159 {
160 if (self::VALUE_NONE === (self::VALUE_NONE & $this->mode) && null !== $default) {
161 throw new LogicException('Cannot set a default value when using InputOption::VALUE_NONE mode.');
162 }
163
164 if ($this->isArray()) {
165 if (null === $default) {
166 $default = array();
167 } elseif (!is_array($default)) {
168 throw new LogicException('A default value for an array option must be an array.');
169 }
170 }
171
172 $this->default = $this->acceptValue() ? $default : false;
173 }
174
175 /**
176 * Returns the default value.
177 *
178 * @return mixed The default value
179 */
180 public function getDefault()
181 {
182 return $this->default;
183 }
184
185 /**
186 * Returns the description text.
187 *
188 * @return string The description text
189 */
190 public function getDescription()
191 {
192 return $this->description;
193 }
194
195 /**
196 * Checks whether the given option equals this one.
197 *
198 * @param InputOption $option option to compare
199 *
200 * @return bool
201 */
202 public function equals(InputOption $option)
203 {
204 return $option->getName() === $this->getName()
205 && $option->getShortcut() === $this->getShortcut()
206 && $option->getDefault() === $this->getDefault()
207 && $option->isArray() === $this->isArray()
208 && $option->isValueRequired() === $this->isValueRequired()
209 && $option->isValueOptional() === $this->isValueOptional()
210 ;
211 }
212 }