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#![feature(type_alias_enum_variants)]
enum Enum<T> { TSVariant(T), SVariant { v: T } }
type Alias<T> = Enum<T>;
type AliasFixed = Enum<()>;
impl<T> Enum<T> {
fn ts_variant() {
Self::TSVariant(());
//~^ ERROR mismatched types [E0308]
Self::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
Self::<()>::TSVariant(());
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR mismatched types [E0308]
Self::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR type arguments are not allowed for this type [E0109]
}
fn s_variant() {
Self::SVariant { v: () };
//~^ ERROR mismatched types [E0308]
Self::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR mismatched types [E0308]
Self::<()>::SVariant { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR mismatched types [E0308]
Self::<()>::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR type arguments are not allowed for this type [E0109]
//~^^^ ERROR mismatched types [E0308]
}
}
fn main() {
// Tuple struct variant
Enum::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
Alias::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
Alias::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
AliasFixed::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
AliasFixed::<()>::TSVariant(());
//~^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
AliasFixed::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
// Struct variant
Enum::<()>::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
Alias::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
Alias::<()>::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
AliasFixed::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
AliasFixed::<()>::SVariant { v: () };
//~^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
AliasFixed::<()>::SVariant::<()> { v: () };
//~^ ERROR type arguments are not allowed for this type [E0109]
//~^^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
}
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