Struct rustc_trait_selection::traits::FulfillmentError

source · 
pub struct FulfillmentError<'tcx> {
    pub obligation: Obligation<'tcx, Predicate<'tcx>>,
    pub code: FulfillmentErrorCode<'tcx>,
    pub root_obligation: Obligation<'tcx, Predicate<'tcx>>,
}

Fields§

§obligation: Obligation<'tcx, Predicate<'tcx>>§code: FulfillmentErrorCode<'tcx>§root_obligation: Obligation<'tcx, Predicate<'tcx>>

Diagnostics only: the ‘root’ obligation which resulted in the failure to process obligation. This is the obligation that was initially passed to register_predicate_obligation

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Gets the TypeId of self. Read more
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Returns the argument unchanged.

Calls U::from(self).

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

The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.

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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: 176 bytes