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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 type arguments are not allowed on this entity [E0109]
Self::<()>::TSVariant(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Self::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
//~^^ ERROR type arguments are not allowed on this entity [E0109]
}
fn s_variant() {
Self::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Self::<()>::SVariant(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Self::<()>::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
//~^^ ERROR type arguments are not allowed on this entity [E0109]
}
}
fn main() {
// Tuple struct variant
Enum::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Alias::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Alias::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
AliasFixed::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
AliasFixed::<()>::TSVariant(());
//~^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
AliasFixed::<()>::TSVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
//~^^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
// Struct variant
Enum::<()>::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Alias::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
Alias::<()>::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
AliasFixed::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
AliasFixed::<()>::SVariant(());
//~^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
AliasFixed::<()>::SVariant::<()>(());
//~^ ERROR type arguments are not allowed on this entity [E0109]
//~^^ ERROR wrong number of type arguments: expected 0, found 1 [E0107]
}
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