Fix for Dot and Sequence operators

Author: Cypher1

takolib/src/ast/pretty_printer.rs

@@ -333,6 +333,20 @@ mod tests {
         Ok(())
     }
 
+    #[test]
+    fn round_trip_dot_operator() -> Result<(), TError> {
+        let out = setup("x.y.z")?;
+        assert_eq!(out, "(x.y).z");
+        Ok(())
+    }
+
+    #[test]
+    fn round_trip_dot_operator_with_calls() -> Result<(), TError> {
+        let out = setup("x(a).y(b).z(c)")?;
+        assert_eq!(out, "(x(a).y(b)).z(c)");
+        Ok(())
+    }
+
     #[test]
     fn round_trip_lambda_with_args() -> Result<(), TError> {
         let out = setup("(x->x)(x=2*3)")?;

takolib/src/parser/mod.rs

@@ -222,6 +222,7 @@ fn make_tables() -> Result<ParserConfigTable, ()> {
     for op in MATHEMATICAL {
         config[*op as usize].infix();
     }
+    config[Symbol::Sequence as usize].right();
     config[Symbol::Exp as usize].right();
     for op in PREFIX_BIT {
         config[*op as usize].prefix();
@@ -270,8 +271,9 @@ fn make_tables() -> Result<ParserConfigTable, ()> {
             DoubleArrow, Add, Sub, Div, Mul, Exp, Sub /*Neg*/, HasType,
             Eqs, NotEqs, Lt, LtEqs, Gt, GtEqs,
             Sigma, Lambda, Forall, Pi, Exists,
-            CloseParen, // TODO: Add all
-            OpenParen, NumberLit, ColorLit, StringLit, Ident,
+            Dot,
+            OpenParen, OpenBracket, OpenCurly, NumberLit, ColorLit, StringLit, Ident,
+            CloseParen, CloseBracket, CloseCurly, // TODO: Add all
         ],
     })
 }