Ihar Hancharenka 5dff80e88e first
2023-03-27 16:52:17 +03:00

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If expressions
These are expressions, not statements.
nix-repl> a = 3
nix-repl> b = 4
nix-repl> if a > b then "yes" else "no"
"no"
You can't have only the then branch, you must specify also the else branch, because an expression must have a value in all cases.