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Improve try / catch nesting

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This commit is contained in:
Niklas Keller 2019-05-20 20:29:09 +02:00 committed by Aaron Piotrowski
parent 558f1e9876
commit 58c7bfb689
1 changed files with 27 additions and 33 deletions
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60
lib/Coroutine.php
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@ -95,48 +95,42 @@ final class Coroutine implements Promise
}
try {
do {
if ($exception) {
// Throw exception at current execution point.
$yielded = $generator->throw($exception);
} else {
// Send the new value and execute to next yield statement.
$yielded = $generator->send($value);
}
if (!$yielded instanceof Promise) {
if (!$generator->valid()) {
$this->resolve($generator->getReturn());
$onResolve = null;
return;
try {
do {
if ($exception) {
// Throw exception at current execution point.
$yielded = $generator->throw($exception);
} else {
// Send the new value and execute to next yield statement.
$yielded = $generator->send($value);
}
$yielded = self::transform($yielded, $generator);
}
if (!$yielded instanceof Promise) {
if (!$generator->valid()) {
$this->resolve($generator->getReturn());
$onResolve = null;
return;
}
$immediate = false;
$yielded->onResolve($onResolve);
} while ($immediate);
$yielded = self::transform($yielded, $generator);
}
$immediate = true;
} catch (\Throwable $exception) {
try {
$immediate = false;
$yielded->onResolve($onResolve);
} while ($immediate);
$immediate = true;
} catch (\Throwable $exception) {
$this->fail($exception);
$onResolve = null;
} catch (\Throwable $e) {
Loop::defer(static function () use ($e) {
throw $e;
});
}
} finally {
try {
} finally {
$exception = null;
$value = null;
} catch (\Throwable $e) {
Loop::defer(static function () use ($e) {
throw $e;
});
}
} catch (\Throwable $e) {
Loop::defer(static function () use ($e) {
throw $e;
});
}
};