Trait FromMetadata 

pub trait FromMetadata {
    // Required method
    unsafe fn from_metadata(metadata: Metadata) -> Self;
}

A type which can be extracted from Metadata.

Required Methods

unsafe fn from_metadata(metadata: Metadata) -> Self

Extracts this type from Metadata.

Safety

The metadata must have been created by calling Metadata::from on a value of this type.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl FromMetadata for ()

unsafe fn from_metadata(metadata: Metadata) -> Self

impl FromMetadata for usize

unsafe fn from_metadata(metadata: Metadata) -> Self

impl<T: ?Sized> FromMetadata for DynMetadata<T>

unsafe fn from_metadata(metadata: Metadata) -> Self

Implementors