25 lines
769 B
PHP
25 lines
769 B
PHP
<?php
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namespace League\Tactician;
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/**
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* Middleware are the plugins of Tactician. They receive each command that's
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* given to the CommandBus and can take any action they choose. Middleware can
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* continue the Command processing by passing the command they receive to the
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* $next callable, which is essentially the "next" Middleware in the chain.
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*
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* Depending on where they invoke the $next callable, Middleware can execute
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* their custom logic before or after the Command is handled. They can also
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* modify, log, or replace the command they receive. The sky's the limit.
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*/
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interface Middleware
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{
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/**
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* @param object $command
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* @param callable $next
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*
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* @return mixed
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*/
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public function execute($command, callable $next);
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}
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