Variable Declaration Whitespace

Variable declarations should be separated from other statements by a blank line

• Identifier: let_var_whitespace
• Enabled by default: No
• Supports autocorrection: No
• Kind: style
• Analyzer rule: No
• Minimum Swift compiler version: 5.0.0
• Default configuration:

  Key	Value
  severity	warning

Non Triggering Examples

class C {
let a = 0
var x = 1

var y = 2
}

class C {
let a = 5

var x = 1
}

class C {
var a = 0
}

class C {
let a = 1 +
    2
let b = 5
}

class C {
var x: Int {
    return 0
}
}

class C {
var x: Int {
    let a = 0

    return a
}
}

class C {
#if os(macOS)
let a = 0

func f() {}
#endif
}

class C {
#warning("TODO: remove it")
let a = 0
#warning("TODO: remove it")
let b = 0
}

class C {
#error("TODO: remove it")
let a = 0
}

class C {
@available(swift 4)
let a = 0
}

class C {
@objc
var s: String = ""
}

class C {
@objc
func a() {}
}

class C {
var x = 0
lazy
var y = 0
}

class C {
@available(OSX, introduced: 10.6)
@available(*, deprecated)
var x = 0
}

class C {
// swiftlint:disable superfluous_disable_command
// swiftlint:disable force_cast

let x = bar as! Bar
}

class C {
@available(swift 4)
@UserDefault("param", defaultValue: true)
var isEnabled = true

@Attribute
func f() {}
}

class C {
var x: Int {
    let a = 0
    return a
}
}

a = 2

a = 2

var b = 3

#warning("message")
let a = 2

#if os(macOS)
let a = 2
#endif

f {
    let a = 1
    return a
}

func f() {
    #if os(macOS)
    let a = 2
    return a
    #else
    return 1
    #endif
}

Triggering Examples

class C {
let a
↓func x() {}
}

class C {
var x = 0
↓@objc func f() {}
}

class C {
var x = 0
↓@objc
func f() {}
}

class C {
@objc func f() {
}
↓var x = 0
}

class C {
func f() {}
↓@Wapper
let isNumber = false
@Wapper
var isEnabled = true
↓func g() {}
}

class C {
#if os(macOS)
let a = 0
↓func f() {}
#endif
}

let a = 2
↓b = 1