27         if let Type::RustBox(ty) = self {  in impl_key()
28             if let Type::Ident(ident) = &ty.inner {  in impl_key()
29                 return Some(ImplKey::RustBox(NamedImplKey::new(ty, ident)));  in impl_key()
31         } else if let Type::RustVec(ty) = self {  in impl_key()
32             if let Type::Ident(ident) = &ty.inner {  in impl_key()
33                 return Some(ImplKey::RustVec(NamedImplKey::new(ty, ident)));  in impl_key()
35         } else if let Type::UniquePtr(ty) = self {  in impl_key()
36             if let Type::Ident(ident) = &ty.inner {  in impl_key()
37                 return Some(ImplKey::UniquePtr(NamedImplKey::new(ty, ident)));  in impl_key()
39         } else if let Type::SharedPtr(ty) = self {  in impl_key()
40             if let Type::Ident(ident) = &ty.inner {  in impl_key()
41                 return Some(ImplKey::SharedPtr(NamedImplKey::new(ty, ident)));  in impl_key()
43         } else if let Type::WeakPtr(ty) = self {  in impl_key()
44             if let Type::Ident(ident) = &ty.inner {  in impl_key()
45                 return Some(ImplKey::WeakPtr(NamedImplKey::new(ty, ident)));  in impl_key()
47         } else if let Type::CxxVector(ty) = self {  in impl_key()
48             if let Type::Ident(ident) = &ty.inner {  in impl_key()
49                 return Some(ImplKey::CxxVector(NamedImplKey::new(ty, ident)));  in impl_key()