Function rustc_expand::mbe::macro_rules::emit_frag_parse_err
source · fn emit_frag_parse_err(
e: DiagnosticBuilder<'_, ErrorGuaranteed>,
parser: &Parser<'_>,
orig_parser: &mut Parser<'_>,
site_span: Span,
arm_span: Span,
kind: AstFragmentKind
)