Redundant Sendable

Sendable conformance is redundant on an actor-isolated type

  • Identifier: redundant_sendable
  • Enabled by default: Yes
  • Supports autocorrection: Yes
  • Kind: lint
  • Analyzer rule: No
  • Minimum Swift compiler version: 5.0.0
  • Default configuration:
    KeyValue
    severity warning
    global_actors []

Non Triggering Examples

struct S: Sendable {}

class C: Sendable {}

actor A {}

@MainActor struct S {}

@MyActor enum E: Sendable { case a }

@MainActor protocol P: Sendable {}

Triggering Examples

@MainActor struct ↓S: Sendable {}

actor ↓A: Sendable {}

//
// global_actors: ["MyActor"]
//

@MyActor enum ↓E: Sendable { case a }