1id: nix-boolean-comparison
 2message: Don't compare booleans to true/false directly
 3severity: warning
 4language: Nix
 5note: |
 6  Use the boolean directly: if $VAR then ...
 7  For false: if !$VAR then ...
 8rule:
 9  any:
10    - pattern: $VAR == true
11    - pattern: $VAR == false
12    - pattern: true == $VAR
13    - pattern: false == $VAR