fn parse_args<'a>(
ecx: &ExtCtxt<'a>,
sp: Span,
tts: TokenStream,
) -> PResult<'a, MacroInput>Expand description
Parses the arguments from the given list of tokens, returning the diagnostic if there’s a parse error so we can continue parsing other format! expressions.
If parsing succeeds, the return value is:
Ok((fmtstr, parsed arguments))