ref: 3b5584581a79cec899c7f6a5233529a64a22ab5f
dir: /lib/bio/types.myr/
use std pkg bio = type mode = int const Rd : mode = 1 const Wr : mode = 2 const Rw : mode = 1 | 2 type file = struct /* backing io ops */ mode : mode lasterr : std.errno read : (buf : byte[:] -> std.result(std.size, std.errno)) write : (buf : byte[:] -> std.result(std.size, std.errno)) seek : (idx : std.off -> std.result(std.off, std.errno)) close : (-> bool) /* read buffer */ rbuf : byte[:] rstart : std.size rend : std.size /* write buffer */ wbuf : byte[:] wend : std.size ;; type vtab = struct read : (buf : byte[:] -> std.result(std.size, std.errno)) write : (buf : byte[:] -> std.result(std.size, std.errno)) seek : (idx : std.off -> std.result(std.off, std.errno)) close : (-> bool) ;; type err = union `Eof `Eio `Ebadf ;; ;;