Struct grin_core::global::GLOBAL_CHAIN_TYPE

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pub struct GLOBAL_CHAIN_TYPE { /* private fields */ }
Expand description

Global chain_type that must be initialized once on node startup. This is accessed via get_chain_type() which allows the global value to be overridden on a per-thread basis (for testing).

Methods from Deref<Target = OneTime<ChainTypes>>§

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pub fn init(&self, value: T)

Initializes the OneTime, should only be called once after construction. Will panic (via assert) if called more than once.

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pub fn set(&self, value: T, is_override: bool)

Allows the one time to be set again with an override.

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pub fn borrow(&self) -> T

Borrows the OneTime, should only be called after initialization. Will panic (via expect) if called before initialization.

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pub fn is_init(&self) -> bool

Has this OneTime been initialized?

Trait Implementations§

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impl Deref for GLOBAL_CHAIN_TYPE

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type Target = OneTime<ChainTypes>

The resulting type after dereferencing.
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fn deref(&self) -> &OneTime<ChainTypes>

Dereferences the value.
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impl LazyStatic for GLOBAL_CHAIN_TYPE

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> UnsafeAny for T
where T: Any,