fix-dodomath-precision

2024-01-14 23:59:15 +08:00
parent e44c328fb0
commit 10a496dd3b
1 changed files with 3 additions and 0 deletions
--- a/contracts/lib/DODOMath.sol
+++ b/contracts/lib/DODOMath.sol
@@ -187,6 +187,9 @@ library DODOMath {
        uint256 numerator;
        if (bSig) {
            numerator = squareRoot.sub(bAbs);
+            if (numerator == 0) {
+                revert("DODOMath: should not be zero");
+            }
        } else {
            numerator = bAbs.add(squareRoot);
        }