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authortv <tv@shackspace.de>2015-07-28 21:38:22 +0200
committertv <tv@shackspace.de>2015-07-28 21:38:22 +0200
commit06cb4d25ef40773e2cc516e50a9aeec6cbe1d0a8 (patch)
treee05d849f048473aa9c90dc81b09d3a30dbe28ccc /krebs/4lib/listset.nix
parent060087fab989a2cf362928c471ac8fd9c4d95c1e (diff)
*/krebs -> krebs/*
Diffstat (limited to 'krebs/4lib/listset.nix')
-rw-r--r--krebs/4lib/listset.nix11
1 files changed, 11 insertions, 0 deletions
diff --git a/krebs/4lib/listset.nix b/krebs/4lib/listset.nix
new file mode 100644
index 000000000..3aae22f20
--- /dev/null
+++ b/krebs/4lib/listset.nix
@@ -0,0 +1,11 @@
+{ lib, ... }:
+
+with lib;
+
+rec {
+ # listset k v = set k [v]
+
+ # insert : k -> v -> listset k v -> listset k v
+ insert = name: value: set:
+ set // { ${name} = set.${name} or [] ++ [value]; };
+}