function co($generator)
{
if (is_callable($generator)) {
$args = array_slice(func_get_args(), 1);
$generator = call_user_func_array($generator, $args);
}
if (!$generator instanceof \Generator) {
return toFuture($generator);
}
$next = function ($yield) use($generator, &$next) {
if ($generator->valid()) {
return co($yield)->then(function ($value) use($generator, &$next) {
$yield = $generator->send($value);
if ($generator->valid()) {
return $next($yield);
}
if (method_exists($generator, "getReturn")) {
$result = $generator->getReturn();
return $result === null ? $value : $result;
}
return $value;
}, function ($e) use($generator, &$next) {
return $next($generator->throw($e));
});
} else {
if (method_exists($generator, "getReturn")) {
return value($generator->getReturn());
} else {
return value(null);
}
}
};
return $next($generator->current());
}
private function autoId()
{
$settings = new InvokeSettings(array('idempotent' => true, 'failswitch' => true));
$args = array();
return toFuture($this->invoke('#', $args, $settings));
}
function invokeHandler($name, array &$args, stdClass $context)
{
if ($context->isMissingMethod) {
$args = array($name, $args);
}
$passContext = $context->passContext;
if ($passContext === null) {
$passContext = $this->passContext;
}
if ($context->async) {
$self = $this;
return promise(function ($resolve, $reject) use($self, $passContext, &$args, $context) {
if ($passContext) {
$args[] = $context;
}
$args[] = function ($value) use($resolve, $reject) {
if ($value instanceof Exception || $value instanceof Throwable) {
$reject($value);
} else {
$resolve($value);
}
};
$self->callService($args, $context);
});
} else {
if ($passContext) {
$args[] = $context;
}
return toFuture($this->callService($args, $context));
}
}
