Trait polkadot_service::runtime_traits::ExtrinsicMetadata

pub trait ExtrinsicMetadata {
    type TransactionExtensions;

    const VERSIONS: &'static [u8];
}

Implementor is an Extrinsic and provides metadata about this extrinsic.

Required Associated Types

type TransactionExtensions

Transaction extensions attached to this Extrinsic.

Required Associated Constants

const VERSIONS: &'static [u8]

The format versions of the Extrinsic.

By format we mean the encoded representation of the Extrinsic.

Object Safety

This trait is not object safe.

Implementors

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

where Call: Dispatchable, Extension: TransactionExtension<Call>,

const VERSIONS: &'static [u8] = _

type TransactionExtensions = Extension