Trait rustc_expand::base::AttrProcMacro

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

Required Methods

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

Implementors

impl AttrProcMacro for AttrProcMacro

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