forked from auxolotl/docs
82 lines
2.2 KiB
Nix
82 lines
2.2 KiB
Nix
{ pkgs, libsets }:
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let
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revision = pkgs.lib.trivial.revisionWithDefault (pkgs.rev or "master");
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libDefPos =
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prefix: set:
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builtins.concatMap (
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name:
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[
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{
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name = builtins.concatStringsSep "." (prefix ++ [ name ]);
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location = builtins.unsafeGetAttrPos name set;
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}
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]
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++ nixpkgsLib.optionals (builtins.length prefix == 0 && builtins.isAttrs set.${name}) (
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libDefPos (prefix ++ [ name ]) set.${name}
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)
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) (builtins.attrNames set);
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libset =
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toplib:
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builtins.map (subsetname: {
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subsetname = subsetname;
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functions = libDefPos [ ] toplib.${subsetname};
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}) (builtins.map (x: x.name) libsets);
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nixpkgsLib = pkgs.lib;
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flattenedLibSubset =
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{ subsetname, functions }:
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builtins.map (fn: {
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name = "lib.${subsetname}.${fn.name}";
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value = fn.location;
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}) functions;
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locatedlibsets = libs: builtins.map flattenedLibSubset (libset libs);
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removeFilenamePrefix =
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prefix: filename:
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let
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prefixLen = (builtins.stringLength prefix) + 1; # +1 to remove the leading /
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filenameLen = builtins.stringLength filename;
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substr = builtins.substring prefixLen filenameLen filename;
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in
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substr;
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removeNixpkgs = removeFilenamePrefix (builtins.toString pkgs.path);
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liblocations = builtins.filter (elem: elem.value != null) (
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nixpkgsLib.lists.flatten (locatedlibsets nixpkgsLib)
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);
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fnLocationRelative =
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{ name, value }:
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{
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inherit name;
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value = value // {
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file = removeNixpkgs value.file;
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};
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};
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relativeLocs = (builtins.map fnLocationRelative liblocations);
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sanitizeId = builtins.replaceStrings [ "'" ] [ "-prime" ];
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urlPrefix = "https://github.com/NixOS/nixpkgs/blob/${revision}";
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jsonLocs = builtins.listToAttrs (
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builtins.map (
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{ name, value }:
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{
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name = sanitizeId name;
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value =
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let
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text = "${value.file}:${builtins.toString value.line}";
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target = "${urlPrefix}/${value.file}#L${builtins.toString value.line}";
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in
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"[${text}](${target}) in `<nixpkgs>`";
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}
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) relativeLocs
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);
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in
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pkgs.writeText "locations.json" (builtins.toJSON jsonLocs)
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