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let
lib = import ../../lib;
inherit (lib)
add attrNames elemAt foldl' genList length replaceStrings sort toLower trace;
maintainers = import ../maintainer-list.nix;
simplify = replaceStrings [ "-" "_" ] [ "" "" ];
compare = a: b: simplify (toLower a) < simplify (toLower b);
namesSorted =
sort
(a: b: a.key < b.key)
(map
(n: let pos = builtins.unsafeGetAttrPos n maintainers;
in assert pos == null -> throw "maintainers entry ${n} is malformed";
{ name = n; line = pos.line; key = toLower (simplify n); })
(attrNames maintainers));
before = { name, line, key }:
foldl'
(acc: n: if n.key < key && (acc == null || n.key > acc.key) then n else acc)
null
namesSorted;
errors = foldl' add 0
(map
(i: let a = elemAt namesSorted i;
b = elemAt namesSorted (i + 1);
lim = let t = before a; in if t == null then "the initial {" else t.name;
in if a.line >= b.line
then trace
("maintainer ${a.name} (line ${toString a.line}) should be listed "
+ "after ${lim}, not after ${b.name} (line ${toString b.line})")
1
else 0)
(genList (i: i) (length namesSorted - 1)));
in
assert errors == 0; "all good!"
# generate edit commands to sort the list.
# may everything following the last current entry (closing } ff) in the wrong place
# with lib;
# concatStringsSep
# "\n"
# (let first = foldl' (acc: n: if n.line < acc then n.line else acc) 999999999 namesSorted;
# commands = map
# (i: let e = elemAt namesSorted i;
# begin = foldl'
# (acc: n: if n.line < e.line && n.line > acc then n.line else acc)
# 1
# namesSorted;
# end =
# foldl' (acc: n: if n.line > e.line && n.line < acc then n.line else acc)
# 999999999
# namesSorted;
# in "${toString e.line},${toString (end - 1)} p")
# (genList (i: i) (length namesSorted));
# in map
# (c: "sed -ne '${c}' maintainers/maintainer-list.nix")
# ([ "1,${toString (first - 1)} p" ] ++ commands))
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