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@ 2014-01-27T20:52:29Z

<?php

class EventStatus
{
    const SUCCESS = 'success';
    const STOPPED = 'stopped';
    const FAILED  = 'failed';
    
    private static $validStatuses = [
        self::SUCCESS,
        self::STOPPED,
        self::FAILED
    ];
    
    private $status = self::SUCCESS;
    
    public function __construct($aStatus = self::SUCCESS)
    {
        $this->validateStatus($aStatus);
        $this->status = (string) $aStatus;
    }
    
    public static function __callStatic($aStatus, $arguments = [])
    {
        return new static($aStatus);
    }

    public function isSuccess()
    {
        return ($this->status == self::SUCCESS);
    }
    
    public function isStopped()
    {
        return ($this->status == self::STOPPED);
    }
    
    public function isFailed()
    {
        return ($this->status == self::FAILED);
    }
    
    private function validateStatus($aStatus)
    {
        if (!in_array(str_to_lower($aStatus), static::$validStatuses)) {
            throw new DomainException("Invalid event status [$aStatus]");
        }
    }
}

var_dump(EventStatus::Failed());

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught Error: Call to undefined function str_to_lower() in /in/epQUt:45 Stack trace: #0 /in/epQUt(19): EventStatus->validateStatus('Failed') #1 /in/epQUt(25): EventStatus->__construct('Failed') #2 /in/epQUt(51): EventStatus::__callStatic('Failed', Array) #3 {main} thrown in /in/epQUt on line 45
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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