68 lines
2.0 KiB
Nix
68 lines
2.0 KiB
Nix
{ pkgs, ... }:
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let
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inherit (builtins)
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hasAttr
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head
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length
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map
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match
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tail
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;
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inherit (pkgs) runCommandLocal writeText;
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inherit (pkgs.lib) concatLines concatStringsSep filter;
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inherit (import ./closure.nix { inherit pkgs; }) drvClosure;
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in
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rec {
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maintainable = drv: hasAttr "meta" drv && hasAttr "maintainers" drv.meta;
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drvMaintainers = drv: if maintainable drv then drv.meta.maintainers else [ ];
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# Construct a link to a derivation's source in github:NixOS/nixpkgs
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drvSource =
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drv:
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let
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parts = match "/nix/store/[^/]+/(.*):([0-9]*)" drv.meta.position;
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in
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if hasAttr "meta" drv && hasAttr "position" drv.meta then
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"https://github.com/NixOS/nixpkgs/blob/master/${head parts}#L${head (tail parts)}"
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else
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"";
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mainInfo = drv: {
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name = drv.name;
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maintainers = map (main: toString main.github) (drvMaintainers drv);
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source = drvSource drv;
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};
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stringJoin = objToString: objs: writeText "txt" (concatLines (map objToString objs));
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closureInfo = drv: map mainInfo (filter maintainable (drvClosure drv));
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allMaintainers =
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drv:
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let
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info = closureInfo drv;
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infoToString = info: "${info.name} ${concatStringsSep "," info.maintainers}";
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in
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runCommandLocal "all-maintainers.txt" { } ''
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<${stringJoin infoToString info} sort -u | ${pkgs.unixtools.column}/bin/column -t > $out
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'';
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noMaintainers =
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drv:
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let
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info = closureInfo drv;
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unmaintained = filter (info: (length info.maintainers) == 0) info;
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infoToString = info: "${info.name} ${info.source}";
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in
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runCommandLocal "unmaintained.txt" { } ''
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<${stringJoin infoToString unmaintained} sort -u | ${pkgs.unixtools.column}/bin/column -t > $out
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'';
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expandInput =
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input:
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if (input.class or null == "nixos") && (input._type or null == "configuration") then
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[ input.config.system.build.toplevel ] ++ input.config.environment.systemPackages
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else
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input;
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}
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