Emitted when --find-dead-code is turned on and Psalm finds a method call whose return value is not used anywhere
<?php
final class A {
private string $foo;
public function __construct(string $foo) {
$this->foo = $foo;
}
public function getFoo() : string {
return $this->foo;
}
}
$a = new A("hello");
$a->getFoo();