Struct ChainSpecBuilder 

pub struct ChainSpecBuilder { /* private fields */ }

A helper to build custom chain specs

Implementations

impl ChainSpecBuilder

pub fn mainnet() -> Self

Construct a new builder from the mainnet chain spec.

impl ChainSpecBuilder

pub const fn chain(self, chain: Chain) -> Self

Set the chain ID

pub fn reset(self) -> Self

Resets any existing hardforks from the builder.

pub fn genesis(self, genesis: Genesis) -> Self

Set the genesis block.

pub fn with_fork<H: Hardfork>(self, fork: H, condition: ForkCondition) -> Self

Add the given fork with the given activation condition to the spec.

pub fn with_forks(self, forks: ChainHardforks) -> Self

Add the given chain hardforks to the spec.

pub fn without_fork<H: Hardfork>(self, fork: H) -> Self

Remove the given fork from the spec.

pub fn paris_at_ttd( self, ttd: U256, activation_block_number: BlockNumber, ) -> Self

Enable the Paris hardfork at the given TTD.

Does not set the merge netsplit block.

pub fn frontier_activated(self) -> Self

Enable Frontier at genesis.

pub fn dao_activated(self) -> Self

Enable Dao at genesis.

pub fn homestead_activated(self) -> Self

Enable Homestead at genesis.

pub fn tangerine_whistle_activated(self) -> Self

Enable Tangerine at genesis.

pub fn spurious_dragon_activated(self) -> Self

Enable Spurious Dragon at genesis.

pub fn byzantium_activated(self) -> Self

Enable Byzantium at genesis.

pub fn constantinople_activated(self) -> Self

Enable Constantinople at genesis.

pub fn petersburg_activated(self) -> Self

Enable Petersburg at genesis.

pub fn istanbul_activated(self) -> Self

Enable Istanbul at genesis.

pub fn muirglacier_activated(self) -> Self

Enable Muir Glacier at genesis.

pub fn berlin_activated(self) -> Self

Enable Berlin at genesis.

pub fn london_activated(self) -> Self

Enable London at genesis.

pub fn arrowglacier_activated(self) -> Self

Enable Arrow Glacier at genesis.

pub fn grayglacier_activated(self) -> Self

Enable Gray Glacier at genesis.

pub fn paris_activated(self) -> Self

Enable Paris at genesis.

pub fn shanghai_activated(self) -> Self

Enable Shanghai at genesis.

pub fn cancun_activated(self) -> Self

Enable Cancun at genesis.

pub fn prague_activated(self) -> Self

Enable Prague at genesis.

pub fn with_prague_at(self, timestamp: u64) -> Self

Enable Prague at the given timestamp.

pub fn osaka_activated(self) -> Self

Enable Osaka at genesis.

pub fn with_osaka_at(self, timestamp: u64) -> Self

Enable Osaka at the given timestamp.

pub fn amsterdam_activated(self) -> Self

Enable Amsterdam at genesis.

pub fn with_amsterdam_at(self, timestamp: u64) -> Self

Enable Amsterdam at the given timestamp.

pub fn bogota_activated(self) -> Self

Enable Bogota at genesis.

pub fn with_bogota_at(self, timestamp: u64) -> Self

Enable Bogota at the given timestamp.

pub fn build(self) -> ChainSpec

Build the resulting ChainSpec.

Panics

This function panics if the chain ID and genesis is not set (Self::chain and Self::genesis)

Trait Implementations

impl Clone for ChainSpecBuilder

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ChainSpecBuilder

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

Formats the value using the given formatter.

impl Default for ChainSpecBuilder

fn default() -> Self

Returns the “default value” for a type.

impl From<&Arc<ChainSpec>> for ChainSpecBuilder

fn from(value: &Arc<ChainSpec>) -> Self

Converts to this type from the input type.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 976 bytes