Like Tag.apply, but specify only the T.
Like Tag.apply, but specify only the T.
One variant of subst with different inference.
One variant of subst with different inference.
Tag fa's return type.
Tag fa's return type. Allows inference of A to "flow through" from
the enclosing context.
Like Tag.subst, but specify only the T.
Like Tag.subst1, but specify only the T.
Pattern match on a tagged value
Like Tag.unsubst, but specify only the T.
Like Tag.unsubst1, but specify only the T.
Like Tag.unwrap, but specify only the T.
Tag.of