syntax::ext::base::MacroExpanderFnUnstable
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[src]
type MacroExpanderFn = fn<'cx>(&'cx mut ExtCtxt, Span, &[TokenTree]) -> Box<MacResult + 'cx>;
type MacroExpanderFn = fn<'cx>(&'cx mut ExtCtxt, Span, &[TokenTree]) -> Box<MacResult + 'cx>;
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