Trait rustc_expand::base::TTMacroExpander

pub trait TTMacroExpander {
    fn expand<'cx>(
        &self,
        ecx: &'cx mut ExtCtxt<'_>,
        span: Span,
        input: TokenStream
    ) -> Box<dyn MacResult + 'cx>;
}

Represents a thing that maps token trees to Macro Results

Required Methods

fn expand<'cx>(
    &self,
    ecx: &'cx mut ExtCtxt<'_>,
    span: Span,
    input: TokenStream
) -> Box<dyn MacResult + 'cx>

Implementors

impl TTMacroExpander for MacroRulesMacroExpander

impl<F> TTMacroExpander for Fwhere
    F: for<'cx> Fn(&'cx mut ExtCtxt<'_>, Span, TokenStream) -> Box<dyn MacResult + 'cx>,