forked from mirrors/nixpkgs
19 lines
362 B
Nix
19 lines
362 B
Nix
|
rec {
|
||
|
|
|
||
|
|
# Identity function.
|
||
|
|
id = x: x;
|
||
|
|
|
||
|
|
# Constant function.
|
||
|
|
const = x: y: x;
|
||
|
|
|
||
|
|
# Named versions corresponding to some builtin operators.
|
||
|
|
concat = x: y: x ++ y;
|
||
|
|
or = x: y: x || y;
|
||
|
|
and = x: y: x && y;
|
||
|
|
mergeAttrs = x : y : x // y;
|
||
|
|
|
||
|
|
# Take a function and evaluate it with its own returned value.
|
||
|
|
fix = f: let result = f result; in result;
|
||
|
|
|
||
|
|
}
|