Submission Details
Severity:
Custom error instead of require statement with string message
Summary
The compiler version of MysteryBox.sol is greater than 0.8.0 therefore custom errors are available. Using custom errors will save us more gas than using require statement with string message.
Tools Used
Manual review
Recommendations
Use custom errors instead or require statements with string message.
Example:
+ error Unauthorized();
- require(msg.sender == owner, "Only owner can set price");
+ if(msg.sender != owner){
+ revert Unauthorized();
+ }
boxPrice = _price;
Rewards breakdown
nSLOC
86This contest has a flat reward structure with the following payouts:
100 EXP
20 EXP
2 EXP
Live
The contest is live. Earn rewards by submitting a finding.
Appeals
This is your time to appeal against judgements on your submissions.
Appeals Review
Appeals are being carefully reviewed by our judges.