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Struct polkadot_service::chain_spec::Extensions

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pub struct Extensions {
    pub fork_blocks: ForkBlocks<Block>,
    pub bad_blocks: BadBlocks<Block>,
    pub light_sync_state: LightSyncStateExtension,
}
Expand description

Node ChainSpec extensions.

Additional parameters for some Substrate core modules, customizable from the chain spec.

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§fork_blocks: ForkBlocks<Block>

Block numbers with known hashes.

§bad_blocks: BadBlocks<Block>

Known bad block hashes.

§light_sync_state: LightSyncStateExtension

The light sync state.

This value will be set by the sync-state rpc implementation.

Trait Implementations§

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impl Clone for Extensions

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fn clone(&self) -> Extensions

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Default for Extensions

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fn default() -> Extensions

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for Extensions

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Extension for Extensions

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type Forks = Option<()>

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

Get an extension of specific type.
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fn get_any(&self, t: TypeId) -> &dyn Any

Get an extension of specific type as reference to Any.
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fn get_any_mut(&mut self, t: TypeId) -> &mut dyn Any

Get an extension of specific type as mutable reference to Any.
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fn forks<BlockNumber, T>(&self) -> Option<Forks<BlockNumber, T>>
where BlockNumber: Ord + Clone + 'static, T: Group + '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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impl Serialize for Extensions

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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