Large Tuple

Tuples shouldn’t have too many members. Create a custom type instead.

  • Identifier: large_tuple
  • Enabled by default: Yes
  • Supports autocorrection: No
  • Kind: metrics
  • Analyzer rule: No
  • Minimum Swift compiler version: 5.0.0
  • Default configuration:
    KeyValue
    warning 2
    error 3

Non Triggering Examples

let foo: (Int, Int)

let foo: (start: Int, end: Int)

let foo: (Int, (Int, String))

func foo() -> (Int, Int)

func foo() -> (Int, Int) {}

func foo(bar: String) -> (Int, Int)

func foo(bar: String) -> (Int, Int) {}

func foo() throws -> (Int, Int)

func foo() throws -> (Int, Int) {}

let foo: (Int, Int, Int) -> Void

let foo: (Int, Int, Int) throws -> Void

func foo(bar: (Int, String, Float) -> Void)

func foo(bar: (Int, String, Float) throws -> Void)

var completionHandler: ((_ data: Data?, _ resp: URLResponse?, _ e: NSError?) -> Void)!

func getDictionaryAndInt() -> (Dictionary<Int, String>, Int)?

func getGenericTypeAndInt() -> (Type<Int, String, Float>, Int)?

func foo() async -> (Int, Int)

func foo() async -> (Int, Int) {}

func foo(bar: String) async -> (Int, Int)

func foo(bar: String) async -> (Int, Int) {}

func foo() async throws -> (Int, Int)

func foo() async throws -> (Int, Int) {}

let foo: (Int, Int, Int) async -> Void

let foo: (Int, Int, Int) async throws -> Void

func foo(bar: (Int, String, Float) async -> Void)

func foo(bar: (Int, String, Float) async throws -> Void)

func getDictionaryAndInt() async -> (Dictionary<Int, String>, Int)?

func getGenericTypeAndInt() async -> (Type<Int, String, Float>, Int)?

Triggering Examples

let foo: ↓(Int, Int, Int)

let foo: ↓(start: Int, end: Int, value: String)

let foo: (Int, ↓(Int, Int, Int))

func foo(bar: ↓(Int, Int, Int))

func foo() -> ↓(Int, Int, Int)

func foo() -> ↓(Int, Int, Int) {}

func foo(bar: String) -> ↓(Int, Int, Int)

func foo(bar: String) -> ↓(Int, Int, Int) {}

func foo() throws -> ↓(Int, Int, Int)

func foo() throws -> ↓(Int, Int, Int) {}

func foo() throws -> ↓(Int, ↓(String, String, String), Int) {}

func getDictionaryAndInt() -> (Dictionary<Int, ↓(String, String, String)>, Int)?

func foo(bar: ↓(Int, Int, Int)) async

func foo() async -> ↓(Int, Int, Int)

func foo() async -> ↓(Int, Int, Int) {}

func foo(bar: String) async -> ↓(Int, Int, Int)

func foo(bar: String) async -> ↓(Int, Int, Int) {}

func foo() async throws -> ↓(Int, Int, Int)

func foo() async throws -> ↓(Int, Int, Int) {}

func foo() async throws -> ↓(Int, ↓(String, String, String), Int) {}

func getDictionaryAndInt() async -> (Dictionary<Int, ↓(String, String, String)>, Int)?