---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: booleanOperators2.js
---
# Input
```jsx
function booleanOperators2() {
    if (a                                     // +1 for `if`
        &&                                    // +1
        !(b && c)) {                          // +1
        return true;
    }
}

```

# Diagnostics
```
booleanOperators2.js:1:10 lint/complexity/noExcessiveCognitiveComplexity ━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! Excessive complexity detected.
  
  > 1 │ function booleanOperators2() {
      │          ^^^^^^^^^^^^^^^^^
    2 │     if (a                                     // +1 for `if`
    3 │         &&                                    // +1
  
  i Please refactor this function to reduce its complexity score from 3 to the max allowed complexity 2.
  

```