Trait rustc_expand::base::ProcMacro

pub trait ProcMacro {
    fn expand<'cx>(
        &self, 
        ecx: &'cx mut ExtCtxt<'_>, 
        span: Span, 
        ts: TokenStream
    ) -> Result<TokenStream, ErrorReported>;
}

Required methods

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

Implementors

impl ProcMacro for BangProcMacro

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

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

fn expand<'cx>(
    &self,
    _ecx: &'cx mut ExtCtxt<'_>,
    _span: Span,
    ts: TokenStream
) -> Result<TokenStream, ErrorReported>