pub(crate) struct RegionRelations<'a, 'tcx> {
    pub tcx: TyCtxt<'tcx>,
    pub free_regions: &'a FreeRegionMap<'tcx>,
}
Expand description

Combines a FreeRegionMap and a TyCtxt.

This stuff is a bit convoluted and should be refactored, but as we transition to NLL, it’ll all go away anyhow.

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§tcx: TyCtxt<'tcx>§free_regions: &'a FreeRegionMap<'tcx>

Free-region relationships.

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impl<'a, 'tcx> RegionRelations<'a, 'tcx>

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pub fn new(tcx: TyCtxt<'tcx>, free_regions: &'a FreeRegionMap<'tcx>) -> Self

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pub fn lub_free_regions( &self, r_a: Region<'tcx>, r_b: Region<'tcx> ) -> Region<'tcx>

Auto Trait Implementations§

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impl<'a, 'tcx> !RefUnwindSafe for RegionRelations<'a, 'tcx>

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impl<'a, 'tcx> !Send for RegionRelations<'a, 'tcx>

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impl<'a, 'tcx> !Sync for RegionRelations<'a, 'tcx>

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impl<'a, 'tcx> Unpin for RegionRelations<'a, 'tcx>

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impl<'a, 'tcx> !UnwindSafe for RegionRelations<'a, 'tcx>

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 16 bytes