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<?php class RetriesExceededException extends \Exception {} class Retry { static public function withDelay(callable $fn, $retries, $delay) { return self::execute($fn, $retries, $delay); } static public function immediately(callable $fn, $retries) { return self::execute($fn, $retries); } static private function execute(callable $fn, $retries, $delay = null) { while ($retries) { $retries--; try { return $fn; } catch (Exception $e) { if ($retries && $delay) { //do delay } } } throw new RetriesExceededException(); } } class Test { public function exception() { throw \Exception(); } } $test = new Test(); try { Retry::immediately(function() use ($test) { $test->exception(); }); } catch (Exception $e) { var_dump($e); } //Retry::withDelay($fn, $retries, $delay); //Retry::immediately($fn, $retries);
based on lgDmv
Output for 7.1.0 - 7.2.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function Retry::immediately(), 1 passed in /in/OnbRW on line 52 and exactly 2 expected in /in/OnbRW:12 Stack trace: #0 /in/OnbRW(52): Retry::immediately(Object(Closure)) #1 {main} thrown in /in/OnbRW on line 12
Process exited with code 255.
Output for 5.4.0 - 5.6.30, 7.0.0 - 7.0.20
Warning: Missing argument 2 for Retry::immediately(), called in /in/OnbRW on line 52 and defined in /in/OnbRW on line 12 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for hhvm-3.17.3
Warning: immediately() expects exactly 2 parameters, 1 given in /in/OnbRW on line 15 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure$;2)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure$;2)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for hhvm-3.15.4
Warning: immediately() expects exactly 2 parameters, 1 given in /in/OnbRW on line 15 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure$exception;1004977959$693d9ea7659d8704a6f21ef2d2d162d7$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure$exception;1004977959$693d9ea7659d8704a6f21ef2d2d162d7$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for hhvm-3.12.14 - 3.13.2
Warning: immediately() expects exactly 2 parameters, 1 given in /in/OnbRW on line 15 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure$exception;1004977959$fc73ad787496b3882c63e6a78aa5bcbf$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure$exception;1004977959$fc73ad787496b3882c63e6a78aa5bcbf$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for hhvm-3.11.1
Warning: immediately() expects exactly 2 parameters, 1 given in /in/OnbRW on line 15 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure$exception;1004977959$6a5e1b78ae3c7ba9cfd3b9eb968d7ad$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure$exception;1004977959$6a5e1b78ae3c7ba9cfd3b9eb968d7ad$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for hhvm-3.10.1
Warning: immediately() expects exactly 2 parameters, 1 given in /in/OnbRW on line 15 Notice: Undefined variable: retries in /in/OnbRW on line 14 object(RetriesExceededException)#3 (7) { ["message":protected]=> string(0) "" ["string":"Exception":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(9) "/in/OnbRW" ["line":protected]=> int(36) ["trace":"Exception":private]=> array(2) { [0]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(14) ["function"]=> string(7) "execute" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(2) { [0]=> object(Closure$exception;1004977959$eea30f1ee67437b880f93458c04c4b23$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } [1]=> NULL } } [1]=> array(6) { ["file"]=> string(9) "/in/OnbRW" ["line"]=> int(52) ["function"]=> string(11) "immediately" ["class"]=> string(5) "Retry" ["type"]=> string(2) "::" ["args"]=> array(1) { [0]=> object(Closure$exception;1004977959$eea30f1ee67437b880f93458c04c4b23$)#2 (1) { ["static"]=> array(1) { ["test"]=> object(Test)#1 (0) { } } } } } } ["previous":"Exception":private]=> NULL }
Output for 5.3.0 - 5.3.29
Catchable fatal error: Argument 1 passed to Retry::immediately() must be an instance of callable, instance of Closure given, called in /in/OnbRW on line 52 and defined in /in/OnbRW on line 12
Process exited with code 255.
Output for 5.1.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 3 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 44 Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/OnbRW on line 52
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 3 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 44 Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/OnbRW on line 52
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 3 Parse error: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/OnbRW on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 3 Parse error: parse error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/OnbRW on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/OnbRW on line 3 Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/OnbRW on line 7
Process exited with code 255.