Page MenuHomeDevCentral
Files F49450629

Option.php
No OneTemporary
Actions

Option.php
View Options

<?php
namespace Keruald\OmniTools\DataTypes\Option;
abstract class Option {
public abstract function isSome () : bool;
public abstract function isNone () : bool;
public abstract function getValue() : mixed;
public abstract function map(callable $callable) : self;
/**
* Returns the option if it contains a value,
* otherwise returns the default option.
*/
public abstract function or(Option $default) : self;
/**
* Returns the option if it contains a value,
* otherwise calls the callable and returns the result.
*
* The callable is called only on None, allowing lazy evaluation.
* The callable must return an Option.
*/
public abstract function orElse(callable $callable) : self;
/**
* Returns the value of the option if it is Some,
* or the default value if the option is None.
*
* @param mixed $default The default value
* @return mixed
*/
public abstract function getValueOr(mixed $default) : mixed;
/**
* Returns the value of the option if it is Some,
* or the result of the callable if the option is None.
*
* The callable is called only on None, allowing lazy evaluation.
*
* @param callable $callable A function that returns a default value.
* @return mixed
*/
public abstract function getValueOrElse(callable $callable) : mixed;
///
/// Helper to build options
///
/**
* Converts a nullable value to an Option.
*
* @param mixed $value
*
* @return Option An instance of None if the value is null; otherwise, an instance of Some.
*/
public static function from (mixed $value) : self {
return match ($value) {
null => new None,
default => new Some($value),
};
}
}

File Metadata

Mime Type
text/x-php
Expires
Mon, Sep 14, 08:47 (15 h, 55 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
4062388
Default Alt Text
Option.php (1 KB)

Event Timeline

Nasqueron DevCentral · If it had been much bigger the moon would have had a core of ice. · Powered by Phabricator