From 7be78efb6c56c04b8a96b3f4f7f6cf810da04dbf Mon Sep 17 00:00:00 2001 From: Joel Kronqvist Date: Tue, 5 Aug 2025 12:18:11 +0300 Subject: Fixed type of Not, added documentation to the tour for booleans --- src/type/check.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/type') diff --git a/src/type/check.rs b/src/type/check.rs index d678411..81a43a4 100644 --- a/src/type/check.rs +++ b/src/type/check.rs @@ -64,7 +64,7 @@ impl SExp { /// assert_eq!(Atom(And).type_check(), Ok(arr(List(vec![Boolean, Boolean]), Boolean))); /// assert_eq!(Atom(Or) .type_check(), Ok(arr(List(vec![Boolean, Boolean]), Boolean))); /// assert_eq!(Atom(Xor).type_check(), Ok(arr(List(vec![Boolean, Boolean]), Boolean))); - /// assert_eq!(Atom(Not).type_check(), Ok(arr(Boolean, Boolean))); + /// assert_eq!(Atom(Not).type_check(), Ok(arr(List(vec![Boolean]), Boolean))); /// ``` /// /// Though perhaps the most important task of the type system @@ -147,7 +147,7 @@ impl SExp { Atom(Eq | Neq | Lt | Gt | Le | Ge) => Ok(arr(List(vec![Integer, Integer]), Boolean)), Atom(Or | And | Xor) => Ok(arr(List(vec![Boolean, Boolean]), Boolean)), - Atom(Not) => Ok(arr(Boolean, Boolean)), + Atom(Not) => Ok(arr(List(vec!(Boolean)), Boolean)), Atom(Nil) => Ok(List(vec![])), Atom(Quote) => Ok(arr( VarType("T".to_string()), -- cgit v1.2.3