Merge pull request #20 from kemingy/calc_overflow

fix: overflow in the calculation expr

Author: sunng87

src/parser/mod.rs

@@ -14259,6 +14259,7 @@ impl Word {
 /// * `Ok(Some(replacement_expr))`: A replacement `Expr` is provided, use replacement `Expr`.
 /// * `Ok(None)`: A replacement `Expr` is not provided, use old `Expr`.
 /// * `Err(err)`: Any error returned.
+#[cfg_attr(feature = "recursive-protection", recursive::recursive)]
 fn rewrite_calculation_expr<F>(
     expr: &Expr,
     rewrite_func_expr: bool,