prefer-correct-switch-length

added in: 1.3.0

style

⚙️

Warns when a switch has too few or too many cases.

⚙️ Config

Set min-length (default is 3) to configure the minimum number of cases.

Set max-length (default is 10) to configure the maximum number of cases after which the rule should trigger.

Set ignore-fallthrough-cases (default is false) to ignore fallthrough cases (with no body).

dart_code_metrics:
  ...
  rules:
    ...
    - prefer-correct-switch-length:
        min-length: 5
        max-length: 20

Example

❌ Bad:

// LINT
switch (value) {
  case '1':
    {
      print('hello world');
      break;
    }
}

✅ Good:

switch (value) {
  case '1':
    {
      ...
    }

  case '2':
    {
      ...
    }

  case '3':
    {
      ...
    }
}