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<?php function get_caller(): ?object { foreach (debug_backtrace() as $call) { if (isset($call['object'])) { return $call['object']; } } return null; } function foo(): void { var_dump(get_caller()); } class Bar { public function __construct() { var_dump(get_caller()); new Baz(); } } class Baz { public function __construct() { foo(); } } foo(); new Bar();
Output for git.master, git.master_jit, rfc.property-hooks
NULL object(Bar)#1 (0) { } object(Baz)#2 (0) { }

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