24 lines
749 B
Nix
24 lines
749 B
Nix
{ nixpkgs }:
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let {
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body = lib;
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lib = nixpkgs.lib // builtins // (with lib; {
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genAttrs' = names: f: listToAttrs (map f names);
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getAttrs = names: set:
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listToAttrs (map (name: nameValuePair name set.${name})
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(filter (flip hasAttr set) names));
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toC = x: let
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type = typeOf x;
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reject = throw "cannot convert ${type}";
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in {
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list = "{ ${concatStringsSep ", " (map toC x)} }";
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null = "NULL";
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set = if isDerivation x then toJSON x else reject;
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string = toJSON x; # close enough
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}.${type} or reject;
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test = re: x: isString x && testString re x;
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testString = re: x: match re x != null;
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types = nixpkgs.lib.types // import ./types.nix { lib = body; };
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});
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}
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