Accessor shorthand

[klimick]

Property fetch

use Fp4PHP\ArrayList;
use function Fp4PHP\Combinator\pipe;
use const Fp4PHP\Combinator\accessor as it;

$persons = [
    new Person(id: 1, name: 'person#1'),
    new Person(id: 2, name: 'person#2'),
    new Person(id: 3, name: 'person#3'),
];

// Shorthand version
$names = pipe($persons, ArrayList\map(it->name));

// Classic version
$names = pipe($persons, ArrayList\map(static fn (Person $p) => $p->name));

ArrayDimFetch

use Fp4PHP\ArrayList;
use function Fp4PHP\Combinator\pipe;
use const Fp4PHP\Combinator\accessor as it;

$persons = [
    ['id' => 1, 'name' => 'person#1'],
    ['id' => 2, 'name' => 'person#2'],
    ['id' => 3, 'name' => 'person#3'],
];

// Shorthand version
$names = pipe($persons, ArrayList\map(it['name']));

// Classic version
$names = pipe($persons, ArrayList\map(static fn (array $p) => $p['name']));

MethodCall

use Fp4PHP\ArrayList;
use function Fp4PHP\Combinator\pipe;
use const Fp4PHP\Combinator\accessor as it;

$persons = [
    new Person(id: 1, name: 'person#1'),
    new Person(id: 2, name: 'person#2'),
    new Person(id: 3, name: 'person#3'),
];

// Shorthand version
$names = pipe(
    $persons,
    ArrayList\map(it->getName()),
);

// Classic version
$names = pipe(
    $persons,
    ArrayList\map(static fn (Person $p) => $p->getName()),
);