Function rustc_expand::base::get_single_str_from_tts
source · pub fn get_single_str_from_tts(
cx: &mut ExtCtxt<'_>,
span: Span,
tts: TokenStream,
name: &str
) -> Option<Symbol>
Expand description
Interpreting tts
as a comma-separated sequence of expressions,
expect exactly one string literal, or emit an error and return None
.