Struct ChainSpecBuilder

pub struct ChainSpecBuilder<E = NoExtension, EHF = ()> { /* private fields */ }

Builder for creating ChainSpec instances.

Implementations

impl<E, EHF> ChainSpecBuilder<E, EHF>

pub fn new(code: &[u8], extensions: E) -> Self

Creates a new builder instance with no defaults.

pub fn with_name(self, name: &str) -> Self

Sets the spec name.

pub fn with_id(self, id: &str) -> Self

Sets the spec ID.

pub fn with_chain_type(self, chain_type: ChainType) -> Self

Sets the type of the chain.

pub fn with_boot_nodes(self, boot_nodes: Vec<MultiaddrWithPeerId>) -> Self

Sets a list of bootnode addresses.

pub fn with_telemetry_endpoints( self, telemetry_endpoints: TelemetryEndpoints, ) -> Self

Sets telemetry endpoints.

pub fn with_protocol_id(self, protocol_id: &str) -> Self

Sets the network protocol ID.

pub fn with_fork_id(self, fork_id: &str) -> Self

Sets an optional network fork identifier.

pub fn with_properties(self, properties: Properties) -> Self

Sets additional loosely-typed properties of the chain.

pub fn with_extensions(self, extensions: E) -> Self

Sets chain spec extensions.

pub fn with_code(self, code: &[u8]) -> Self

Sets the code.

pub fn with_genesis_config_patch(self, patch: Value) -> Self

Sets the JSON patch for runtime’s GenesisConfig.

pub fn with_genesis_config_preset_name(self, name: &str) -> Self

Sets the name of runtime-provided JSON patch for runtime’s GenesisConfig.

pub fn with_genesis_config(self, config: Value) -> Self

Sets the full runtime’s GenesisConfig JSON.

pub fn build(self) -> ChainSpec<E, EHF>

Builds a ChainSpec instance using the provided settings.