phpstan-src/tests/PHPStan/Rules/Functions/data/function-call-statement-result-discarded-php85.php at 3168cbee1df7d87475a6da4575e2c42b7ec18c56 · phpstan-bot/phpstan-src · GitHub

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<?php // lint >= 8.5

namespace FunctionCallStatementResultDiscardedPhp85;

#[\NoDiscard]
function withSideEffects(int $i): array {
	echo __FUNCTION__ . "\n";
	return [1];
}

function canDiscard(int $i): int
{
	return 1;
}

(void)withSideEffects(5);
(void) canDiscard(5);

$canDiscardCb = 'FunctionCallStatementResultDiscardedPhp85\\canDiscard';
(void) $canDiscardCb();

5 |> withSideEffects(...);
5 |> canDiscard(...);
(void) 5 |> withSideEffects(...);
(void) 5 |> canDiscard(...);

5 |> (fn ($x) => withSideEffects($x));
5 |> (fn ($x) => canDiscard($x));
(void) 5 |> (fn ($x) => withSideEffects($x));
(void) 5 |> (fn ($x) => canDiscard($x));

(void) call_user_func('FunctionCallStatementResultDiscardedPhp85\\withSideEffects', 5);
(void) call_user_func('FunctionCallStatementResultDiscardedPhp85\\canDiscard', 5);