IO::Lambda::Loop::Select - select(2)-based event loop for IO::Lambda
This is the default implementation of event loop for IO::Lambda. IO::Lambda is designed to be agnostic of event loop choice, but this one is the default, reference implementation. The module is not intended for direct use. The documentation declares the event loop interface rather than explains specificities of the module.
use IO::Lambda::Loop::Select; # explicitly select the event loop module use IO::Lambda;
Creates new instance of
- after $RECORD
Stores the timeout record. The timeout record is an array, with the following layout: [ $OBJECT, $DEADLINE, $CALLBACK ]. Loop invokes
Returns TRUE if there are no records in the loop, FALSE otherwise.
- remove $OBJECT
Removes all records associated with
- remove_event $RECORD
Removes a single event record.
- watch $RECORD
Stores the IO record. The IO record in an array, with the following layout: [ $OBJECT, $DEADLINE, $CALLBACK, $HANDLE, $FLAGS ]. Loop invokes
$HANDLEbecomes readable/writable etc, depending on
$FLAGS, or after
$DEADLINEcan be undef, meaning no timeout.
$FLAGSis a combination of
Waits for at least one of the stored record to become active, dispatches events to
io_handlermethod for the records that are active, then removes these records. The invoker must resubmit new records in order continue receiving new events.