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// RUN: %empty-directory(%t)
// RUN: split-file %s %t
// RUN: %target-swift-frontend -emit-module %t/Utils.swift \
// RUN: -module-name Utils -swift-version 5 -I %t \
// RUN: -package-name mypkg \
// RUN: -enable-library-evolution \
// RUN: -experimental-allow-non-resilient-access \
// RUN: -emit-module -emit-module-path %t/Utils.swiftmodule
// RUN: %target-swift-frontend -typecheck %t/Utils.swift -I %t -swift-version 5 -package-name mypkg -verify
// RUN: %target-swift-frontend -typecheck %t/ClientDefault.swift -I %t -swift-version 5 -package-name mypkg -verify
// RUN: %target-swift-frontend -typecheck %t/ClientOptimized.swift -I %t -swift-version 5 -package-name mypkg -experimental-package-bypass-resilience -verify
//--- Utils.swift
package enum PkgEnum {
case one
case two(Int)
}
@frozen
package enum FrozenPkgEnum {
case one
case two(Int)
}
@frozen
@usableFromInline
package enum FrozenUfiPkgEnum {
case one
case two(Int)
}
@usableFromInline
package enum UfiPkgEnum {
case one
case two(Int)
}
public enum PublicEnum {
case one
case two(Int)
}
@frozen
public enum FrozenPublicEnum {
case one
case two(Int)
}
package func uf(_ arg: PkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func um(_ arg: FrozenPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func un(_ arg: FrozenUfiPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func ug(_ arg: UfiPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func uh(_ arg: PublicEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func uk(_ arg: FrozenPublicEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
//--- ClientDefault.swift
import Utils
package func f(_ arg: PkgEnum) -> Int {
switch arg { // expected-warning {{switch covers known cases, but 'PkgEnum' may have additional unknown values}} {{none}} expected-note {{handle unknown values using "@unknown default"}}
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func m(_ arg: FrozenPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func n(_ arg: FrozenUfiPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func g(_ arg: UfiPkgEnum) -> Int {
switch arg { // expected-warning {{switch covers known cases, but 'UfiPkgEnum' may have additional unknown values}} {{none}} expected-note {{handle unknown values using "@unknown default"}}
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func h(_ arg: PublicEnum) -> Int {
switch arg { // expected-warning {{switch covers known cases, but 'PublicEnum' may have additional unknown values}} {{none}} expected-note {{handle unknown values using "@unknown default"}}
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func k(_ arg: FrozenPublicEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
//--- ClientOptimized.swift
import Utils
// With optimization enabled to bypass resilience checks within
// a package boundary, public (non-frozen) or package (non-frozen)
// enums no longer require `@unknown default` in switch stmts.
package func f(_ arg: PkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func m(_ arg: FrozenPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func n(_ arg: FrozenUfiPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
package func g(_ arg: UfiPkgEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func h(_ arg: PublicEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
public func k(_ arg: FrozenPublicEnum) -> Int {
switch arg { // no-warning
case .one:
return 1
case .two(let val):
return 2 + val
}
}
|
