[−]Enum eq_rate::Call

pub enum Call<T: Trait> {
    reinit(ReinitRequest<T::AccountId, T::BlockNumber>, <T::AuthorityId as RuntimeAppPublic>::Signature),
    reinit_bailsman(ReinitRequest<T::AccountId, T::BlockNumber>, <T::AuthorityId as RuntimeAppPublic>::Signature),
    reinit_external(<T as Trait>::AccountId),
    set_now_millis_offset(u64),
    // some variants omitted
}

Dispatchable calls.

Each variant of this enum maps to a dispatchable function from the associated module.

Variants

reinit(ReinitRequest<T::AccountId, T::BlockNumber>, <T::AuthorityId as RuntimeAppPublic>::Signature)

reinit_bailsman(ReinitRequest<T::AccountId, T::BlockNumber>, <T::AuthorityId as RuntimeAppPublic>::Signature)

reinit_external(<T as Trait>::AccountId)

set_now_millis_offset(u64)

Trait Implementations

`impl<T: Trait> Clone for Call<T>`

`fn clone(&self) -> Self`

`fn clone_from(&mut self, source: &Self)`1.0.0[src]

`impl<T: Trait> Debug for Call<T>`

`fn fmt(&self, _f: &mut Formatter<'_>) -> Result<(), Error>`

impl<T: Trait> Decode for Call<T> where ReinitRequest<T::AccountId, T::BlockNumber>: Decode, ReinitRequest<T::AccountId, T::BlockNumber>: Decode, <T::AuthorityId as RuntimeAppPublic>::Signature: Decode, <T::AuthorityId as RuntimeAppPublic>::Signature: Decode, ReinitRequest<T::AccountId, T::BlockNumber>: Decode, ReinitRequest<T::AccountId, T::BlockNumber>: Decode, <T::AuthorityId as RuntimeAppPublic>::Signature: Decode, <T::AuthorityId as RuntimeAppPublic>::Signature: Decode, <T as Trait>::AccountId: Decode, <T as Trait>::AccountId: Decode,

`fn decode<CodecInputEdqy: Input>( codec_input_edqy: &mut __CodecInputEdqy ) -> Result<Self, Error>`

impl<T: Trait> Encode for Call<T> where ReinitRequest<T::AccountId, T::BlockNumber>: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T as Trait>::AccountId: Encode, <T as Trait>::AccountId: Encode,

`fn encode_to<CodecOutputEdqy: Output>( &self, codec_dest_edqy: &mut __CodecOutputEdqy )`

`fn size_hint(&self) -> usize`

`fn encode(&self) -> Vec<u8>`

`fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,`

impl<T: Trait> EncodeLike<Call<T>> for Call<T> where ReinitRequest<T::AccountId, T::BlockNumber>: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, ReinitRequest<T::AccountId, T::BlockNumber>: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T::AuthorityId as RuntimeAppPublic>::Signature: Encode, <T as Trait>::AccountId: Encode, <T as Trait>::AccountId: Encode,

`impl<T: Trait> Eq for Call<T>`

`impl<T: Trait> GetCallName for Call<T>`

`fn get_call_name(&self) -> &'static str`

`fn get_call_names() -> &'static [&'static str]`

`impl<T: Trait> GetDispatchInfo for Call<T>`

`fn get_dispatch_info(&self) -> DispatchInfo`

`impl<T: Trait> PartialEq<Call<T>> for Call<T>`

`fn eq(&self, _other: &Self) -> bool`

`#[must_use]fn ne(&self, other: &Rhs) -> bool`1.0.0[src]

`impl<T: Trait> UnfilteredDispatchable for Call<T>`

`type Origin = T::Origin`

The origin type of the runtime, (i.e. frame_system::Trait::Origin).

`fn dispatch_bypass_filter( self, _origin: Self::Origin ) -> DispatchResultWithPostInfo`

Auto Trait Implementations

`impl<T> RefUnwindSafe for Call<T> where T: RefUnwindSafe, <T as Trait>::AccountId: RefUnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: RefUnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: RefUnwindSafe,`

`impl<T> Send for Call<T> where T: Send, <T as Trait>::AccountId: Send, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Send, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Send,`

`impl<T> Sync for Call<T> where T: Sync, <T as Trait>::AccountId: Sync, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Sync, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Sync,`

`impl<T> Unpin for Call<T> where T: Unpin, <T as Trait>::AccountId: Unpin, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Unpin, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Unpin,`

`impl<T> UnwindSafe for Call<T> where T: UnwindSafe, <T as Trait>::AccountId: UnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: UnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: UnwindSafe,`

Blanket Implementations

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> CheckedConversion for T`

`fn checked_from<T>(t: T) -> Option<Self> where Self: TryFrom<T>,`

`fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>,`

`impl<S> Codec for S where S: Encode + Decode,`

`impl<T, X> Decode for X where T: Decode + Into<X>, X: WrapperTypeDecode<Wrapped = T>,`

`fn decode(input: &mut I) -> Result<X, Error> where I: Input,`

`impl<T> DecodeAll for T where T: Decode,`

`fn decode_all(input: &[u8]) -> Result<T, Error>`

`impl<T> DecodeLimit for T where T: Decode,`

`fn decode_all_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>`

`fn decode_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>`

`impl<T> DynClone for T where T: Clone,` [src]

`unsafe fn clone_box(&self) -> *mut ()`[src]

`impl<T, X> Encode for X where T: Encode + ?Sized, X: WrapperTypeEncode<Target = T>,`

`fn size_hint(&self) -> usize`

`fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,`

`fn encode(&self) -> Vec<u8>`

`fn encode_to<W>(&self, dest: &mut W) where W: Output,`

`impl<'_, '_, T> EncodeLike<&'_ &'_ T> for T where T: Encode,`

`impl<'_, T> EncodeLike<&'_ T> for T where T: Encode,`

`impl<'_, T> EncodeLike<&'_ mut T> for T where T: Encode,`

`impl<T> EncodeLike<Arc<T>> for T where T: Encode,`

`impl<T> EncodeLike<Box<T>> for T where T: Encode,`

`impl<'a, T> EncodeLike<Cow<'a, T>> for T where T: Encode + ToOwned,`

`impl<T> EncodeLike<Rc<T>> for T where T: Encode,`

`impl<T> From<T> for T`[src]

`fn from(t: T) -> T`[src]

`impl<S> FullCodec for S where S: Decode + FullEncode,`

`impl<S> FullEncode for S where S: Encode + EncodeLike<S>,`

`impl<T> Hashable for T where T: Codec,`

`fn blake2_128(&self) -> [u8; 16]`

`fn blake2_256(&self) -> [u8; 32]`

`fn blake2_128_concat(&self) -> Vec<u8>`

`fn twox_128(&self) -> [u8; 16]`

`fn twox_256(&self) -> [u8; 32]`

`fn twox_64_concat(&self) -> Vec<u8>`

`fn identity(&self) -> Vec<u8>`

`impl<T, U> Into for T where U: From<T>,` [src]

`fn into(self) -> U`[src]

`impl<T> IsType<T> for T`

`fn from_ref(t: &T) -> &T`

`fn into_ref(&self) -> &T`

`fn from_mut(t: &mut T) -> &mut T`

`fn into_mut(&mut self) -> &mut T`

`impl<T, Outer> IsWrappedBy<Outer> for T where Outer: AsRef<T> + AsMut<T> + From<T>, T: From<Outer>,`

`fn from_ref(outer: &Outer) -> &T`

Get a reference to the inner from the outer.

`fn from_mut(outer: &mut Outer) -> &mut T`

Get a mutable reference to the inner from the outer.

`impl<T> KeyedVec for T where T: Codec,`

`fn to_keyed_vec(&self, prepend_key: &[u8]) -> Vec<u8>`

`impl<Src, Dst> LossyInto<Dst> for Src where Dst: LossyFrom<Src>,` [src]

`fn lossy_into(self) -> Dst`[src]

`impl<T> MaybeDebug for T where T: Debug,`

`impl<T> MaybeRefUnwindSafe for T where T: RefUnwindSafe,`

`impl<T> Member for T where T: 'static + Clone + PartialEq<T> + Eq + Send + Sync + Debug,`

`impl<T> Parameter for T where T: Codec + EncodeLike<T> + Clone + Eq + Debug,`

`impl<T> Same<T> for T`

`type Output = T`

Should always be Self

`impl<T> SaturatedConversion for T`

`fn saturated_from<T>(t: T) -> Self where Self: UniqueSaturatedFrom<T>,`

`fn saturated_into<T>(self) -> T where Self: UniqueSaturatedInto<T>,`

`impl<T> ToOwned for T where T: Clone,` [src]

`type Owned = T`

The resulting type after obtaining ownership.

`fn to_owned(&self) -> T`[src]

`fn clone_into(&self, target: &mut T)`[src]

`impl<T, U> TryFrom for T where U: Into<T>,` [src]

`type Error = Infallible`

The type returned in the event of a conversion error.

`fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>`[src]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src]

`type Error = >::Error`

The type returned in the event of a conversion error.

`fn try_into(self) -> Result<U, >::Error>`[src]

`impl<S, T> UncheckedInto<T> for S where T: UncheckedFrom<S>,`

`fn unchecked_into(self) -> T`

`impl<T, S> UniqueSaturatedInto<T> for S where S: TryInto<T>, T: Bounded,`

`fn unique_saturated_into(self) -> T`

`impl<V, T> VZip<V> for T where V: MultiLane<T>,`

`fn vzip(self) -> V`

[−]Enum eq_rate::Call

Variants

Trait Implementations

impl<T: Trait> Clone for Call<T>

fn clone(&self) -> Self

fn clone_from(&mut self, source: &Self)1.0.0[src]

impl<T: Trait> Debug for Call<T>

fn fmt(&self, _f: &mut Formatter<'_>) -> Result<(), Error>

fn decode<__CodecInputEdqy: Input>( __codec_input_edqy: &mut __CodecInputEdqy) -> Result<Self, Error>

fn encode_to<__CodecOutputEdqy: Output>( &self, __codec_dest_edqy: &mut __CodecOutputEdqy)

fn size_hint(&self) -> usize

fn encode(&self) -> Vec<u8>

fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,

impl<T: Trait> Eq for Call<T>

impl<T: Trait> GetCallName for Call<T>

fn get_call_name(&self) -> &'static str

fn get_call_names() -> &'static [&'static str]

impl<T: Trait> GetDispatchInfo for Call<T>

fn get_dispatch_info(&self) -> DispatchInfo

impl<T: Trait> PartialEq<Call<T>> for Call<T>

fn eq(&self, _other: &Self) -> bool

#[must_use]fn ne(&self, other: &Rhs) -> bool1.0.0[src]

impl<T: Trait> UnfilteredDispatchable for Call<T>

type Origin = T::Origin

fn dispatch_bypass_filter( self, _origin: Self::Origin) -> DispatchResultWithPostInfo

Auto Trait Implementations

impl<T> RefUnwindSafe for Call<T> where T: RefUnwindSafe, <T as Trait>::AccountId: RefUnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: RefUnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: RefUnwindSafe,

impl<T> Send for Call<T> where T: Send, <T as Trait>::AccountId: Send, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Send, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Send,

impl<T> Sync for Call<T> where T: Sync, <T as Trait>::AccountId: Sync, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Sync, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Sync,

impl<T> Unpin for Call<T> where T: Unpin, <T as Trait>::AccountId: Unpin, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Unpin, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Unpin,

impl<T> UnwindSafe for Call<T> where T: UnwindSafe, <T as Trait>::AccountId: UnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: UnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: UnwindSafe,

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized, [src]

fn type_id(&self) -> TypeId[src]

impl<T> Borrow<T> for T where T: ?Sized, [src]

fn borrow(&self) -> &T[src]

impl<T> BorrowMut<T> for T where T: ?Sized, [src]

fn borrow_mut(&mut self) -> &mut T[src]

impl<T> CheckedConversion for T

fn checked_from<T>(t: T) -> Option<Self> where Self: TryFrom<T>,

fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>,

impl<S> Codec for S where S: Encode + Decode,

impl<T, X> Decode for X where T: Decode + Into<X>, X: WrapperTypeDecode<Wrapped = T>,

fn decode<I>(input: &mut I) -> Result<X, Error> where I: Input,

impl<T> DecodeAll for T where T: Decode,

fn decode_all(input: &[u8]) -> Result<T, Error>

impl<T> DecodeLimit for T where T: Decode,

fn decode_all_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>

fn decode_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>

impl<T> DynClone for T where T: Clone, [src]

unsafe fn clone_box(&self) -> *mut ()[src]

impl<T, X> Encode for X where T: Encode + ?Sized, X: WrapperTypeEncode<Target = T>,

fn size_hint(&self) -> usize

fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,

fn encode(&self) -> Vec<u8>

fn encode_to<W>(&self, dest: &mut W) where W: Output,

impl<'_, '_, T> EncodeLike<&'_ &'_ T> for T where T: Encode,

impl<'_, T> EncodeLike<&'_ T> for T where T: Encode,

impl<'_, T> EncodeLike<&'_ mut T> for T where T: Encode,

impl<T> EncodeLike<Arc<T>> for T where T: Encode,

impl<T> EncodeLike<Box<T>> for T where T: Encode,

impl<'a, T> EncodeLike<Cow<'a, T>> for T where T: Encode + ToOwned,

impl<T> EncodeLike<Rc<T>> for T where T: Encode,

impl<T> From<T> for T[src]

fn from(t: T) -> T[src]

impl<S> FullCodec for S where S: Decode + FullEncode,

impl<S> FullEncode for S where S: Encode + EncodeLike<S>,

impl<T> Hashable for T where T: Codec,

fn blake2_128(&self) -> [u8; 16]

fn blake2_256(&self) -> [u8; 32]

fn blake2_128_concat(&self) -> Vec<u8>

fn twox_128(&self) -> [u8; 16]

fn twox_256(&self) -> [u8; 32]

fn twox_64_concat(&self) -> Vec<u8>

fn identity(&self) -> Vec<u8>

impl<T, U> Into<U> for T where U: From<T>, [src]

fn into(self) -> U[src]

impl<T> IsType<T> for T

fn from_ref(t: &T) -> &T

fn into_ref(&self) -> &T

`impl<T: Trait> Clone for Call<T>`

`fn clone(&self) -> Self`

`fn clone_from(&mut self, source: &Self)`1.0.0[src]

`impl<T: Trait> Debug for Call<T>`

`fn fmt(&self, _f: &mut Formatter<'_>) -> Result<(), Error>`

`fn decode<CodecInputEdqy: Input>( codec_input_edqy: &mut __CodecInputEdqy ) -> Result<Self, Error>`

`fn encode_to<CodecOutputEdqy: Output>( &self, codec_dest_edqy: &mut __CodecOutputEdqy )`

`fn size_hint(&self) -> usize`

`fn encode(&self) -> Vec<u8>`

`fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,`

`impl<T: Trait> Eq for Call<T>`

`impl<T: Trait> GetCallName for Call<T>`

`fn get_call_name(&self) -> &'static str`

`fn get_call_names() -> &'static [&'static str]`

`impl<T: Trait> GetDispatchInfo for Call<T>`

`fn get_dispatch_info(&self) -> DispatchInfo`

`impl<T: Trait> PartialEq<Call<T>> for Call<T>`

`fn eq(&self, _other: &Self) -> bool`

`#[must_use]fn ne(&self, other: &Rhs) -> bool`1.0.0[src]

`impl<T: Trait> UnfilteredDispatchable for Call<T>`

`type Origin = T::Origin`

`fn dispatch_bypass_filter( self, _origin: Self::Origin ) -> DispatchResultWithPostInfo`

`impl<T> RefUnwindSafe for Call<T> where T: RefUnwindSafe, <T as Trait>::AccountId: RefUnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: RefUnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: RefUnwindSafe,`

`impl<T> Send for Call<T> where T: Send, <T as Trait>::AccountId: Send, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Send, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Send,`

`impl<T> Sync for Call<T> where T: Sync, <T as Trait>::AccountId: Sync, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Sync, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Sync,`

`impl<T> Unpin for Call<T> where T: Unpin, <T as Trait>::AccountId: Unpin, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: Unpin, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: Unpin,`

`impl<T> UnwindSafe for Call<T> where T: UnwindSafe, <T as Trait>::AccountId: UnwindSafe, <T as Trait>::AuthorityId: RuntimeAppPublic, <T as Trait>::BlockNumber: UnwindSafe, <<T as Trait>::AuthorityId as RuntimeAppPublic>::Signature: UnwindSafe,`

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> CheckedConversion for T`

`fn checked_from<T>(t: T) -> Option<Self> where Self: TryFrom<T>,`

`fn checked_into<T>(self) -> Option<T> where Self: TryInto<T>,`

`impl<S> Codec for S where S: Encode + Decode,`

`impl<T, X> Decode for X where T: Decode + Into<X>, X: WrapperTypeDecode<Wrapped = T>,`

`fn decode<I>(input: &mut I) -> Result<X, Error> where I: Input,`

`impl<T> DecodeAll for T where T: Decode,`

`fn decode_all(input: &[u8]) -> Result<T, Error>`

`impl<T> DecodeLimit for T where T: Decode,`

`fn decode_all_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>`

`fn decode_with_depth_limit(limit: u32, input: &[u8]) -> Result<T, Error>`

`impl<T> DynClone for T where T: Clone,` [src]

`unsafe fn clone_box(&self) -> *mut ()`[src]

`impl<T, X> Encode for X where T: Encode + ?Sized, X: WrapperTypeEncode<Target = T>,`

`fn size_hint(&self) -> usize`

`fn using_encoded<R, F>(&self, f: F) -> R where F: FnOnce(&[u8]) -> R,`

`fn encode(&self) -> Vec<u8>`

`fn encode_to<W>(&self, dest: &mut W) where W: Output,`

`impl<'_, '_, T> EncodeLike<&'_ &'_ T> for T where T: Encode,`

`impl<'_, T> EncodeLike<&'_ T> for T where T: Encode,`

`impl<'_, T> EncodeLike<&'_ mut T> for T where T: Encode,`

`impl<T> EncodeLike<Arc<T>> for T where T: Encode,`

`impl<T> EncodeLike<Box<T>> for T where T: Encode,`

`impl<'a, T> EncodeLike<Cow<'a, T>> for T where T: Encode + ToOwned,`

`impl<T> EncodeLike<Rc<T>> for T where T: Encode,`

`impl<T> From<T> for T`[src]

`fn from(t: T) -> T`[src]

`impl<S> FullCodec for S where S: Decode + FullEncode,`

`impl<S> FullEncode for S where S: Encode + EncodeLike<S>,`

`impl<T> Hashable for T where T: Codec,`

`fn blake2_128(&self) -> [u8; 16]`

`fn blake2_256(&self) -> [u8; 32]`

`fn blake2_128_concat(&self) -> Vec<u8>`

`fn twox_128(&self) -> [u8; 16]`

`fn twox_256(&self) -> [u8; 32]`

`fn twox_64_concat(&self) -> Vec<u8>`

`fn identity(&self) -> Vec<u8>`

`impl<T, U> Into<U> for T where U: From<T>,` [src]

`fn into(self) -> U`[src]

`impl<T> IsType<T> for T`

`fn from_ref(t: &T) -> &T`

`fn into_ref(&self) -> &T`

`fn from_mut(t: &mut T) -> &mut T`

`fn into_mut(&mut self) -> &mut T`

`impl<T, Outer> IsWrappedBy<Outer> for T where Outer: AsRef<T> + AsMut<T> + From<T>, T: From<Outer>,`

`fn from_ref(outer: &Outer) -> &T`

`fn from_mut(outer: &mut Outer) -> &mut T`