<?php

use Illuminate\Pipeline\Pipeline;
use Illuminate\Container\Container;

// Build container and services
$container = new Container();

$container->bind('lcase', function() {
    return new class
    {
        public function handle($str, Closure $pipe)
        {
            $str = $pipe($str);
            return strtolower($str);
        }
    };
});
$container->bind('trim_str', function() {
    return new class
    {
        public function handle($str, Closure $pipe)
        {
            $str = $pipe($str);
            return trim($str);
        }
    };
});
$container->bind('remove_foo', function() {
    return new class
    {
        public function handle($str, Closure $pipe)
        {
            $str = $pipe($str);
            return str_replace('foo', '', $str);
        }
    };
});

// create Pipeline
$pipeline = new Pipeline($container);
// The value that will be send through every pipe
$pipeline->send('  barFoo  ');
// An array of pipes (service ids)
$pipeline->through(['remove_foo', 'trim_str', 'lcase']);

// Run sent value through pipeline
$result = $pipeline->then(function($str) {
    return $str;
});

dump($result);

^ "bar"

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