Trait BangProcMacro 

pub trait BangProcMacro {
    // Required method
    fn expand<'cx>(
        &self,
        ecx: &'cx mut ExtCtxt<'_>,
        span: Span,
        ts: TokenStream,
    ) -> Result<TokenStream, ErrorGuaranteed>;
}

Required Methods

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

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl BangProcMacro for BangProcMacro

impl BangProcMacro for DummyBang

impl<F> BangProcMacro for F

where F: Fn(&mut ExtCtxt<'_>, Span, TokenStream) -> Result<TokenStream, ErrorGuaranteed>,