---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: invalidConfig.js
---
# Input
```jsx
function simpleBranches() {
    if (firstCondition) {                 // +1
        return 1;
    } else if (secondCondition) {         // +1
        return 2;
    } else {                              // +1
        return 3;
    }
}

```

# Diagnostics
```
invalidConfig.options:9:31 deserialize ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × The number should be an integer between 1 and 255.
  
     7 │ 					"level": "error",
     8 │ 					"options": {
   > 9 │ 						"maxAllowedComplexity": 0
       │ 						                        ^
    10 │ 					}
    11 │ 				}
  

```