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Drop null elements in sources.json

This commit is contained in:
Nicolas Mattia 2019-06-12 15:39:43 +02:00
parent 64e80a0cac
commit cd066313ca
2 changed files with 13 additions and 2 deletions

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@ -91,7 +91,19 @@ newtype PackageSpec = PackageSpec { unPackageSpec :: Aeson.Object }
-- | Simply discards the 'Freedom'
attrsToSpec :: Attrs -> PackageSpec
attrsToSpec = PackageSpec . fmap snd
attrsToSpec = PackageSpec . dropNulls . fmap snd
where
dropNulls
:: HMS.HashMap T.Text Aeson.Value
-> HMS.HashMap T.Text Aeson.Value
dropNulls = HMS.mapMaybe $ \case
x@Aeson.Object{} -> Just x
x@Aeson.Array{} -> Just x
x@Aeson.String{} -> Just x
x@Aeson.Number{} -> Just x
x@Aeson.Bool{} -> Just x
Aeson.Null -> Nothing
parsePackageSpec :: Opts.Parser PackageSpec
parsePackageSpec =

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@ -1,6 +1,5 @@
{
"nixpkgs": {
"homepage": null,
"url": "http://localhost:3333/NixOS/nixpkgs-channels/archive/571b40d3f50466d3e91c1e609d372de96d782793.tar.gz",
"owner": "NixOS",
"branch": "nixos-18.09",