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28 lines
1.0 KiB
Nix
28 lines
1.0 KiB
Nix
{ lib, ... }:
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let
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inherit (builtins) attrValues readDir pathExists;
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inherit (lib) id filterAttrs hasPrefix hasSuffix nameValuePair removeSuffix mapAttrs' trace fix fold isAttrs;
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in rec {
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mapModules' = dir: fn: dirfn:
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filterAttrs
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(name: type: type != null && !(hasPrefix "_" name))
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(mapAttrs'
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(name: type:
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let path = "${toString dir}/${name}"; in
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if type == "directory"
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then nameValuePair name (dirfn path)
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else if
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type == "regular" &&
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name != "default.nix" &&
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hasSuffix ".nix" name
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then nameValuePair (removeSuffix ".nix" name) (fn path)
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else nameValuePair "" null
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)
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(readDir dir));
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mapModules = dir: fn: mapModules' dir fn (path: if pathExists "${path}/default.nix" then fn path else null);
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mapModulesRec = dir: fn: mapModules' dir fn (path: mapModulesRec path fn);
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mapModulesRec' = dir: fn: fix (f: attrs: fold (x: xs: (if isAttrs x then f x else [x]) ++ xs) [] (attrValues attrs)) (mapModulesRec dir fn);
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}
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