Nix Function

#nix #nixos #language #programming #functional

The body and the arguments are separated by :
The body is on the right side and the arguments on the left
Only has one argument
The calling of the function and its arguments are separated by space

Curried Function

let
	f = x: y: x + y;
in
	f 1
<LAMBDA>

Attribute Set Arguments (Destructuring)

It is waiting for a specific structure of arguments separated by comma

let
 f = {a, b}: a + b;
in
 f {a=1; b=2;}
 3

Named Attribute Set Argument

let
 f = {a,b,...}@args: a + b + arg.c;
in
 f {a=1; b=2; c=3;}
6

References

https://nix.dev/tutorials/nix-language#functions