Enum polkadot_sdk_docs::guides::your_first_pallet::pallet_v2::Error

pub enum Error<T> {
    NonExistentAccount,
    InsufficientBalance,
    // some variants omitted
}

The Error enum of this pallet.

Variants

NonExistentAccount

Account does not exist.

InsufficientBalance

Account does not have enough balance.

Trait Implementations

impl<T: Config> Debug for Error<T>

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

Formats the value using the given formatter.

impl<T> Decode for Error<T>

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

Attempt to deserialise the value from input.

fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self>, ) -> Result<DecodeFinished, Error>

where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory.

fn skip<I>(input: &mut I) -> Result<(), Error>

where I: Input,

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl<T> Encode for Error<T>

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

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

Convert self to a slice and append it to the destination.

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

Convert self to an owned vector.

fn using_encoded<R, F>(&self, f: F) -> R

where F: FnOnce(&[u8]) -> R,

Convert self to a slice and then invoke the given closure with it.

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl From<Error<Runtime>> for RuntimeError

fn from(x: Error<Runtime>) -> Self

Converts to this type from the input type.

impl<T: Config> From<Error<T>> for &'static str

fn from(err: Error<T>) -> &'static str

Converts to this type from the input type.

impl<T: Config> From<Error<T>> for DispatchError

fn from(err: Error<T>) -> Self

Converts to this type from the input type.

impl<T> PalletError for Error<T>

const MAX_ENCODED_SIZE: usize = 1usize

The maximum encoded size for the implementing type.

impl TryInto<Error<Runtime>> for RuntimeError

type Error = ()

The type returned in the event of a conversion error.

fn try_into(self) -> Result<Error<Runtime>, Self::Error>

Performs the conversion.

impl<T> TypeInfo for Error<T>

where PhantomData<T>: TypeInfo + 'static, T: 'static,

type Identity = Error<T>

The type identifying for which type info is provided.

fn type_info() -> Type

Returns the static type identifier for Self.

impl<T> EncodeLike for Error<T>