Struct PipelineMetadataBuilder 

pub struct PipelineMetadataBuilder {
    pub by_version: BTreeMap<u8, Vec<u32>>,
    pub in_versions: Vec<TransactionExtensionMetadata>,
}

A type to build the metadata for the versioned transaction extension pipeline.

Fields

by_version: BTreeMap<u8, Vec<u32>>

The transaction extension pipeline by version and its list of items as vec of index into the other field in_versions.

in_versions: Vec<TransactionExtensionMetadata>

The list of all transaction extension item used.

Implementations

impl PipelineMetadataBuilder

pub fn new() -> Self

Create a new empty metadata builder.

pub fn push_versioned_extension( &mut self, ext_version: u8, ext_items: Vec<TransactionExtensionMetadata>, )

A function to add a versioned transaction extension pipeline to the metadata builder.