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https://github.com/ilyakooo0/nixpkgs.git
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58 lines
2.2 KiB
Nix
58 lines
2.2 KiB
Nix
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let
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lib = import ../../lib;
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inherit (lib)
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add attrNames elemAt foldl' genList length replaceStrings sort toLower trace;
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maintainers = import ../maintainer-list.nix;
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simplify = replaceStrings [ "-" "_" ] [ "" "" ];
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compare = a: b: simplify (toLower a) < simplify (toLower b);
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namesSorted =
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sort
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(a: b: a.key < b.key)
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(map
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(n: let pos = builtins.unsafeGetAttrPos n maintainers;
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in assert pos == null -> throw "maintainers entry ${n} is malformed";
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{ name = n; line = pos.line; key = toLower (simplify n); })
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(attrNames maintainers));
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before = { name, line, key }:
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foldl'
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(acc: n: if n.key < key && (acc == null || n.key > acc.key) then n else acc)
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null
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namesSorted;
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errors = foldl' add 0
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(map
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(i: let a = elemAt namesSorted i;
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b = elemAt namesSorted (i + 1);
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lim = let t = before a; in if t == null then "the initial {" else t.name;
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in if a.line >= b.line
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then trace
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("maintainer ${a.name} (line ${toString a.line}) should be listed "
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+ "after ${lim}, not after ${b.name} (line ${toString b.line})")
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1
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else 0)
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(genList (i: i) (length namesSorted - 1)));
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in
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assert errors == 0; "all good!"
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# generate edit commands to sort the list.
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# may everything following the last current entry (closing } ff) in the wrong place
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# with lib;
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# concatStringsSep
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# "\n"
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# (let first = foldl' (acc: n: if n.line < acc then n.line else acc) 999999999 namesSorted;
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# commands = map
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# (i: let e = elemAt namesSorted i;
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# begin = foldl'
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# (acc: n: if n.line < e.line && n.line > acc then n.line else acc)
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# 1
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# namesSorted;
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# end =
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# foldl' (acc: n: if n.line > e.line && n.line < acc then n.line else acc)
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# 999999999
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# namesSorted;
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# in "${toString e.line},${toString (end - 1)} p")
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# (genList (i: i) (length namesSorted));
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# in map
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# (c: "sed -ne '${c}' maintainers/maintainer-list.nix")
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# ([ "1,${toString (first - 1)} p" ] ++ commands))
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