mirror of
https://github.com/privatevoid-net/nix-super.git
synced 2024-11-22 22:16:16 +02:00
0a623a10c7
x.y.z or default (as originally proposed in https://mail.cs.uu.nl/pipermail/nix-dev/2009-September/002989.html). For instance, an expression like stdenv.lib.attrByPath ["features" "ckSched"] false args can now be written as args.features.ckSched or false
21 lines
401 B
Nix
21 lines
401 B
Nix
with import ./lib.nix;
|
|
|
|
let
|
|
|
|
as = { x.y.z = 123; a.b.c = 456; };
|
|
|
|
bs = { foo.bar = "foo"; };
|
|
|
|
or = x: y: x || y;
|
|
|
|
in
|
|
[ as.x.y.z
|
|
as.foo or "foo"
|
|
as.x.y.bla or as.a.b.c
|
|
as.a.b.c or as.x.y.z
|
|
as.x.y.bla or bs.foo.bar or "xyzzy"
|
|
as.x.y.bla or bs.bar.foo or "xyzzy"
|
|
123.bla or null.foo or "xyzzy"
|
|
# Backwards compatibility test.
|
|
(fold or [] [true false false])
|
|
]
|