Unneeded Break in Switch

Avoid using unneeded break statements.

• Identifier: unneeded_break_in_switch
• Enabled by default: Enabled
• Supports autocorrection: No
• Kind: idiomatic
• Analyzer rule: No
• Minimum Swift compiler version: 3.0.0
• Default configuration: warning

Non Triggering Examples

switch foo {
case .bar:
    break
}

switch foo {
default:
    break
}

switch foo {
case .bar:
    for i in [0, 1, 2] { break }
}

switch foo {
case .bar:
    if true { break }
}

switch foo {
case .bar:
    something()
}

Triggering Examples

switch foo {
case .bar:
    something()
    ↓break
}

switch foo {
case .bar:
    something()
    ↓break // comment
}

switch foo {
default:
    something()
    ↓break
}

switch foo {
case .foo, .foo2 where condition:
    something()
    ↓break
}