Trait mail_headers::HeaderObjTraitBoxExt

pub trait HeaderObjTraitBoxExt: Sized {
    fn downcast<H>(self) -> Result<Box<Header<H>>, Self>
    where
        H: HeaderKind;
}

Required Methods

fn downcast<H>(self) -> Result<Box<Header<H>>, Self>where
    H: HeaderKind,

Implementations on Foreign Types

impl HeaderObjTraitBoxExt for Box<dyn HeaderObjTrait>

fn downcast<H>(self) -> Result<Box<Header<H>>, Self>where
    H: HeaderKind,

Implementors