Add boolean xor operator and readjust % precedence.

src/engine.rs

@@ -2444,6 +2444,7 @@ fn run_builtin_binary_op(
         match op {
             "&" => return Ok(Some((x && y).into())),
             "|" => return Ok(Some((x || y).into())),
+            "^" => return Ok(Some((x ^ y).into())),
             "==" => return Ok(Some((x == y).into())),
             "!=" => return Ok(Some((x != y).into())),
             _ => (),

src/token.rs

@@ -394,18 +394,17 @@ impl Token {
 
             And | Ampersand => 60,
 
-            LessThan | LessThanEqualsTo | GreaterThan | GreaterThanEqualsTo | EqualsTo
-            | NotEqualsTo => 90,
+            EqualsTo | NotEqualsTo => 90,
 
-            In => 110,
+            LessThan | LessThanEqualsTo | GreaterThan | GreaterThanEqualsTo => 110,
 
-            Plus | Minus => 130,
+            In => 130,
 
-            Divide | Multiply | PowerOf => 160,
+            Plus | Minus => 150,
 
-            LeftShift | RightShift => 190,
+            Divide | Multiply | PowerOf | Modulo => 180,
 
-            Modulo => 210,
+            LeftShift | RightShift => 210,
 
             Period => 240,