Struct rupta::util::type_util::TypeCache

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pub struct TypeCache<'tcx> { /* private fields */ }
Expand description

Provides a way to refer to a rustc_middle::ty::Ty via a handle that does not have a life time specifier.

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impl<'tcx> TypeCache<'tcx>

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pub fn new() -> TypeCache<'tcx>

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pub fn get_index(&mut self, ty: &Ty<'tcx>) -> usize

Returns a non zero index that can be used to retrieve ty via get_type.

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pub fn get_type(&self, index: usize) -> Option<Ty<'tcx>>

Returns the type that was stored at this index, or None if index is zero or greater than the length of the type list.

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pub fn type_list(&self) -> &Vec<Ty<'tcx>>

Trait Implementations§

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impl<'tcx> Debug for TypeCache<'tcx>

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

Formats the value using the given formatter. Read more
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impl<'tcx> Default for TypeCache<'tcx>

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fn default() -> Self

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

Auto Trait Implementations§

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impl<'tcx> !RefUnwindSafe for TypeCache<'tcx>

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impl<'tcx> Send for TypeCache<'tcx>

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impl<'tcx> Sync for TypeCache<'tcx>

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impl<'tcx> Unpin for TypeCache<'tcx>

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impl<'tcx> !UnwindSafe for TypeCache<'tcx>

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, 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.