Brian Anderson e5d21b9ff1 core::rt: Make I/O constructors return Option instead of Result
For consistency, for all I/O calls, inspecting the error can be done with
the io_error condition.
2013-04-22 13:11:02 -07:00
..
2013-04-20 16:15:32 -07:00
2013-03-29 16:39:08 -07:00