Fix if-else to be treated as a binary operand (#7783)

Author: jtran

rust/kcl-lib/src/parsing/parser.rs

@@ -2163,6 +2163,7 @@ fn possible_operands(i: &mut TokenSlice) -> ModalResult<Expr> {
         name.map(Box::new).map(Expr::Name),
         array,
         object.map(Box::new).map(Expr::ObjectExpression),
+        if_expr.map(Expr::IfExpression),
         binary_expr_in_parens.map(Box::new).map(Expr::BinaryExpression),
         unnecessarily_bracketed,
     ))
@@ -3454,6 +3455,13 @@ mod tests {
         binary_expression.parse(tokens).unwrap();
     }
 
+    #[test]
+    fn parse_binary_operator_with_if_else() {
+        let tokens = crate::parsing::token::lex("40 + if true { 2 } else { 0 }", ModuleId::default()).unwrap();
+        let tokens = tokens.as_slice();
+        binary_expression.parse(tokens).unwrap();
+    }
+
     #[test]
     fn expression_in_array_index() {
         let tokens = crate::parsing::token::lex("arr[x + 1]", ModuleId::default()).unwrap();