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## ProvidedValue

# Type Alias ProvidedValue

Source

    pub type ProvidedValue<'tcx> = Value<'tcx>;

Expand description

Type returned from query providers and loaded from disk-cache.

## Aliased Type§

    pub enum ProvidedValue<'tcx> {
        None,
        Some(&'tcx ExternCrate),
    }

## Variants§

§

### None

No value.

§

### Some(&'tcx ExternCrate)

Some value of type `T`.

## Layout§

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.