Struct Context

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pub struct Context<'g> { /* private fields */ }
Expand description

Processing context for a template.

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impl<'g> Context<'g>

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pub fn new() -> Self

Create a default Context.

See ContextBuilder for more control.

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pub fn interrupt(&self) -> &InterruptState

Access the block’s InterruptState.

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pub fn interrupt_mut(&mut self) -> &mut InterruptState

Access the block’s InterruptState.

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pub fn partials(&self) -> &dyn PartialStore

Partial templates for inclusion.

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pub fn get_register_mut<T: IntoBox<dyn Any> + Default>(&mut self) -> &mut T

Data store for stateful tags/blocks.

If a plugin needs state, it creates a struct State : Default and accesses it via get_register_mut.

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pub fn stack(&self) -> &Stack<'_>

Access the current Stack.

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pub fn stack_mut<'a>(&'a mut self) -> &'a mut Stack<'g>
where 'g: 'a,

Access the current Stack.

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pub fn run_in_scope<RvalT, FnT>(&mut self, f: FnT) -> RvalT
where FnT: FnOnce(&mut Context<'_>) -> RvalT,

Sets up a new stack frame, executes the supplied function and then tears the stack frame down before returning the function’s result to the caller.

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pub fn run_in_named_scope<RvalT, S: Into<String>, FnT>( &mut self, name: S, f: FnT, ) -> RvalT
where FnT: FnOnce(&mut Context<'_>) -> RvalT,

Sets up a new stack frame, executes the supplied function and then tears the stack frame down before returning the function’s result to the caller.

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impl<'g> Default for Context<'g>

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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impl<'g> Freeze for Context<'g>

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impl<'g> !RefUnwindSafe for Context<'g>

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impl<'g> !Send for Context<'g>

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impl<'g> !Sync for Context<'g>

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impl<'g> Unpin for Context<'g>

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impl<'g> !UnwindSafe for Context<'g>

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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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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> Any for T
where T: Any,