Trait tc_service::ChainSpecExtension

pub trait ChainSpecExtension: Serialize + DeserializeOwned + Clone {
    type Forks: IsForks;
    pub fn get<T>(&self) -> Option<&T>
    where
        T: 'static;
    pub fn get_any(&self, t: TypeId) -> &(dyn Any + 'static);

    pub fn forks<BlockNumber, T>(&self) -> Option<Forks<BlockNumber, T>>
    where
        T: Group + 'static,
        BlockNumber: Ord + Clone + 'static,
        <Self::Forks as IsForks>::Extension: Extension,
        <<Self::Forks as IsForks>::Extension as Group>::Fork: Extension,
    { ... }
}

A collection of ChainSpec extensions.

This type can be passed around and allows the core modules to request a strongly-typed, but optional configuration.

Associated Types

type Forks: IsForks

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Required methods

pub fn get<T>(&self) -> Option<&T> where
    T: 'static, 

Get an extension of specific type.

pub fn get_any(&self, t: TypeId) -> &(dyn Any + 'static)

Get an extension of specific type as refernce to Any

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Provided methods

pub fn forks<BlockNumber, T>(&self) -> Option<Forks<BlockNumber, T>> where
    T: Group + 'static,
    BlockNumber: Ord + Clone + 'static,
    <Self::Forks as IsForks>::Extension: Extension,
    <<Self::Forks as IsForks>::Extension as Group>::Fork: Extension, 

Get forkable extensions of specific type.

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Implementations on Foreign Types

impl Extension for Option<()>

type Forks = Option<()>

pub fn get<T>(&self) -> Option<&T> where
    T: 'static, 

pub fn get_any(&self, _t: TypeId) -> &(dyn Any + 'static)

impl<B, E> Extension for Forks<B, E> where
    B: Serialize + DeserializeOwned + Ord + Clone + 'static,
    E: Extension + Group + 'static, 

type Forks = Forks<B, E>

pub fn get<T>(&self) -> Option<&T> where
    T: 'static, 

pub fn get_any(&self, t: TypeId) -> &(dyn Any + 'static)

pub fn forks<BlockNumber, T>(&self) -> Option<Forks<BlockNumber, T>> where
    T: Group + 'static,
    BlockNumber: Ord + Clone + 'static,
    <<Forks<B, E> as Extension>::Forks as IsForks>::Extension: Extension,
    <<<Forks<B, E> as Extension>::Forks as IsForks>::Extension as Group>::Fork: Extension, 

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Implementors

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