ref: 9f76a7f6819ac04552b4fb6588156f3e4089d1d7
dir: /module/complete.m/
Complete: module
{
PATH: con "/dis/lib/complete.dis";
Completion: adt {
advance: int; # whether forward progress has been made
complete: int; # whether the completion now represents a file or directory
str: string; # string to advance, suffixed " " (file) or "/" (directory)
nmatch: int; # number of files that matched
filename: array of string; # their names
};
init: fn();
complete: fn(dir, s: string): (ref Completion, string);
};