Lexer: Fix a comment (lambdas use parenth, not curly).
@@ -43,7 +43,7 @@ typedef enum {
tk_equal,
tk_eq_eq,
tk_left_parenth,
- tk_lambda, /* {| */
+ tk_lambda, /* (| */
tk_tuple_open, /* <[ */
tk_tuple_close, /* ]> */
/* } closes a lambda, so there's no special close token. */
