Online PHP editor | rfc for pn47M

@ 2018-12-28T10:16:59Z

<?php

interface RequestInterface{}
class Request implements RequestInterface {}

interface Promise{}
class PromiseImpl implements Promise {}

interface Plugin
{
    public function handleRequest(RequestInterface $request, callable $next, callable $first);
}

abstract class ForwardCompatibilityPlugin implements Plugin
{
    abstract function doHandleRequest(RequestInterface $request, callable $next, callable $first);
    

    public function handleRequest(RequestInterface $request, callable $next, callable $first)
    {
        return $this->doHandleRequest($request, $next, $first);
    }
}

class MyPlugin extends ForwardCompatibilityPlugin
{
    /**
     * {@inheritdoc}
     */
    public function doHandleRequest(RequestInterface $request, callable $next, callable $first)
    {
        echo "foobar\n";
        return $next($request);
    }
}

$request = new Request();
$callable = function() {
    echo "callable\n";
    
    return new PromiseImpl();
};

$plugin = new MyPlugin();
$plugin->handleRequest($request, $callable, $callable);

Output for git.master, git.master_jit, rfc.property-hooks: foobar callable

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2022-12-01 RFC: Property hooks - included in PHP 8.4
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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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