aa122cbae7
This CL can be used to compare the style of nixpkgs-fmt against other formatters (nixpkgs, alejandra). Change-Id: I87c6abff6bcb546b02ead15ad0405f81e01b6d9e Reviewed-on: https://cl.tvl.fyi/c/depot/+/4397 Tested-by: BuildkiteCI Reviewed-by: sterni <sternenseemann@systemli.org> Reviewed-by: lukegb <lukegb@tvl.fyi> Reviewed-by: wpcarro <wpcarro@gmail.com> Reviewed-by: Profpatsch <mail@profpatsch.de> Reviewed-by: kanepyork <rikingcoding@gmail.com> Reviewed-by: tazjin <tazjin@tvl.su> Reviewed-by: cynthia <cynthia@tvl.fyi> Reviewed-by: edef <edef@edef.eu> Reviewed-by: eta <tvl@eta.st> Reviewed-by: grfn <grfn@gws.fyi>
73 lines
1.3 KiB
Nix
73 lines
1.3 KiB
Nix
{ lib }:
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let
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netstring = tag: suffix: s:
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"${tag}${toString (builtins.stringLength s)}:${s}${suffix}";
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unit = "u,";
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n1 = b: if b then "n1:1," else "n1:0,";
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n = i: n: "n${toString i}:${toString n},";
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i = i: n: "i${toString i}:${toString n},";
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n3 = n 3;
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n6 = n 6;
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n7 = n 7;
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i3 = i 3;
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i6 = i 6;
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i7 = i 7;
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text = netstring "t" ",";
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binary = netstring "b" ",";
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tag = key: val: netstring "<" "|" key + val;
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concatStrings = builtins.concatStringsSep "";
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record = lokv: netstring "{" "}"
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(concatStrings (map ({ key, val }: tag key val) lokv));
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list = l: netstring "[" "]" (concatStrings l);
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dwim = val:
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let
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match = {
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"bool" = n1;
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"int" = i6;
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"string" = text;
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"set" = attrs:
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# it could be a derivation, then just return the path
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if attrs.type or "" == "derivation" then text "${attrs}"
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else
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record (lib.mapAttrsToList
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(k: v: {
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key = k;
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val = dwim v;
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})
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attrs);
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"list" = l: list (map dwim l);
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};
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in
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match.${builtins.typeOf val} val;
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in
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{
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inherit
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unit
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n1
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n3
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n6
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n7
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i3
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i6
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i7
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text
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binary
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tag
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record
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list
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dwim
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;
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}
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