Merge pull request #4492 from joshuawarner32/tuple-syntax-1

Implement initial tuple syntax

crates/compiler/can/src/expr.rs

@@ -596,6 +596,9 @@ pub fn canonicalize_expr<'a>(
                 }
             }
         }
+        ast::Expr::Tuple(_fields) => {
+            todo!("canonicalize tuple");
+        }
         ast::Expr::RecordUpdate {
             fields,
             update: loc_update,

crates/compiler/can/src/operator.rs

@@ -163,7 +163,9 @@ pub fn desugar_expr<'a>(arena: &'a Bump, loc_expr: &'a Loc<Expr<'a>>) -> &'a Loc
                 }
             })),
         }),
-
+        Tuple(_fields) => {
+            todo!("desugar_expr: Tuple");
+        }
         RecordUpdate { fields, update } => {
             // NOTE the `update` field is always a `Var { .. }`, we only desugar it to get rid of
             // any spaces before/after