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ptr_meta 0.3.1

A radioactive stabilization of the ptr_meta rfc
Documentation 
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use core::{any::Any, error::Error};

use crate::{DynMetadata, Pointee};

// SAFETY: The metadata type of `dyn Any` is `DynMetadata<dyn Any>`.
unsafe impl Pointee for dyn Any {
    type Metadata = DynMetadata<dyn Any>;
}

// SAFETY: The metadata type of `dyn Any + Send` is
// `DynMetadata<dyn Any + Send>`.
unsafe impl Pointee for dyn Any + Send {
    type Metadata = DynMetadata<dyn Any + Send>;
}

// SAFETY: The metadata type of `dyn Any + Sync` is
// `DynMetadata<dyn Any + Sync>`.
unsafe impl Pointee for dyn Any + Sync {
    type Metadata = DynMetadata<dyn Any + Sync>;
}

// SAFETY: The metadata type of `dyn Any + Send + Sync` is
// `DynMetadata<dyn Any + Send + Sync>`.
unsafe impl Pointee for dyn Any + Send + Sync {
    type Metadata = DynMetadata<dyn Any + Send + Sync>;
}

// SAFETY: The metadata type of `dyn Error` is `DynMetadata<dyn Error>`.
unsafe impl Pointee for dyn Error {
    type Metadata = DynMetadata<dyn Error>;
}

// SAFETY: The metadata type of `dyn Error + Send` is
// `DynMetadata<dyn Error + Send>`.
unsafe impl Pointee for dyn Error + Send {
    type Metadata = DynMetadata<dyn Error + Send>;
}

// SAFETY: The metadata type of `dyn Error + Sync` is
// `DynMetadata<dyn Error + Sync>`.
unsafe impl Pointee for dyn Error + Sync {
    type Metadata = DynMetadata<dyn Error + Sync>;
}

// SAFETY: The metadata type of `dyn Error + Send + Sync` is
// `DynMetadata<dyn Error + Send + Sync>`.
unsafe impl Pointee for dyn Error + Send + Sync {
    type Metadata = DynMetadata<dyn Error + Send + Sync>;
}