Trait syntax::ext::base::AttrProcMacro

pub trait AttrProcMacro {
    fn expand<'cx>(&self,
                   ecx: &'cx mut ExtCtxt,
                   span: Span,
                   annotation: TokenStream,
                   annotated: TokenStream)
                   -> TokenStream;
}

🔬 This is a nightly-only experimental API. (rustc_private)

Required Methods

fn expand<'cx>(&self,
               ecx: &'cx mut ExtCtxt,
               span: Span,
               annotation: TokenStream,
               annotated: TokenStream)
               -> TokenStream

🔬 This is a nightly-only experimental API. (rustc_private)

Implementors

• impl<F> AttrProcMacro for F where F: Fn(TokenStream, TokenStream) -> TokenStream