rules:
    - id: use-nested-if
      message: >-
        Using nested is cheaper than using && multiple check combinations. 
        There are more advantages, such as easier to read code and better coverage reports.
      metadata:
        references:
          - https://code4rena.com/reports/2023-01-biconomy#g-18-use-nested-if-and-avoid-multiple-check-combinations
        category: performance
        technology:
          - solidity
      patterns:
        - pattern: |
            if (<... $X && $Y ...>) {
              ...
            }
      languages:
        - solidity
      severity: INFO