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authormakefu <github@syntax-fehler.de>2016-02-15 17:07:48 +0100
committermakefu <github@syntax-fehler.de>2016-02-15 17:07:48 +0100
commit3ceff0ec29a36119ea83f02c8943752d91b250e9 (patch)
tree7b179bc972ea01c9305ea64697e14237346885d8 /krebs/4lib/default.nix
parent9a4071b66ff45e99a30e9a314eb43c6efc7e921f (diff)
parent372f2d77f301719e396a6f943657325e2f8b2cf4 (diff)
Merge remote-tracking branch 'cd/master'
Diffstat (limited to 'krebs/4lib/default.nix')
-rw-r--r--krebs/4lib/default.nix8
1 files changed, 6 insertions, 2 deletions
diff --git a/krebs/4lib/default.nix b/krebs/4lib/default.nix
index 4d7e0b549..d5b6d03ac 100644
--- a/krebs/4lib/default.nix
+++ b/krebs/4lib/default.nix
@@ -26,11 +26,15 @@ let out = rec {
shell = import ./shell.nix { inherit lib; };
tree = import ./tree.nix { inherit lib; };
- toC = x: {
+ toC = x: let
+ type = typeOf x;
+ reject = throw "cannot convert ${type}";
+ in {
list = "{ ${concatStringsSep ", " (map toC x)} }";
null = "NULL";
+ set = if isDerivation x then toJSON x else reject;
string = toJSON x; # close enough
- }.${typeOf x};
+ }.${type} or reject;
subdirsOf = path:
mapAttrs (name: _: path + "/${name}")