diff options
Diffstat (limited to 'src/libsyntax_ext')
| -rw-r--r-- | src/libsyntax_ext/format.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libsyntax_ext/format.rs b/src/libsyntax_ext/format.rs index 45d9f79c28f..37310f46f7e 100644 --- a/src/libsyntax_ext/format.rs +++ b/src/libsyntax_ext/format.rs @@ -278,7 +278,7 @@ impl<'a, 'b> Context<'a, 'b> { /// format string. fn report_invalid_references(&self, numbered_position_args: bool) { let mut e; - let sp = if self.is_literal { + let sp = if self.is_literal { // Point at the formatting arguments. MultiSpan::from_spans(self.arg_spans.clone()) } else { MultiSpan::from_span(self.fmtsp) @@ -304,6 +304,9 @@ impl<'a, 'b> Context<'a, 'b> { self.describe_num_args(), ), ); + for arg in &self.args { // Point at the arguments that will be formatted. + e.span_label(arg.span, ""); + } } else { let (mut refs, spans): (Vec<_>, Vec<_>) = refs.unzip(); // Avoid `invalid reference to positional arguments 7 and 7 (there is 1 argument)` |