empty_parameters.md

Pattern: Use of Void ->

Issue: -

Description

Prefer () -> over Void -> .

Examples of correct code:

let abc: () -> Void = {}


func foo(completion: () -> Void)


func foo(completion: () thows -> Void)


let foo: (ConfigurationTests) -> Void throws -> Void)


let foo: (ConfigurationTests) ->   Void throws -> Void)


let foo: (ConfigurationTests) ->Void throws -> Void)

Examples of incorrect code:

let abc: ↓(Void) -> Void = {}


func foo(completion: ↓(Void) -> Void)


func foo(completion: ↓(Void) throws -> Void)


let foo: ↓(Void) -> () throws -> Void)

Further Reading

• SwiftLint - Empty Parameters