Trait sp_runtime::traits::ExtrinsicMetadata

pub trait ExtrinsicMetadata {
    type SignedExtensions: SignedExtension;

    const VERSION: u8;
}

Implementor is an Extrinsic and provides metadata about this extrinsic.

Required Associated Types

type SignedExtensions: SignedExtension

Signed extensions attached to this Extrinsic.

Required Associated Constants

const VERSION: u8

The format version of the Extrinsic.

By format is meant the encoded representation of the Extrinsic.

Object Safety

This trait is not object safe.

Implementors

impl<Address, Call, Signature, Extra> ExtrinsicMetadata for UncheckedExtrinsic<Address, Call, Signature, Extra>

where Extra: SignedExtension,

const VERSION: u8 = 4u8

type SignedExtensions = Extra

impl<Call, Extra> ExtrinsicMetadata for TestXt<Call, Extra>

where Call: Codec + Sync + Send, Extra: SignedExtension<AccountId = u64, Call = Call>,

type SignedExtensions = Extra

const VERSION: u8 = 0u8