diff options
Diffstat (limited to 'src/librustc_errors')
| -rw-r--r-- | src/librustc_errors/emitter.rs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/librustc_errors/emitter.rs b/src/librustc_errors/emitter.rs index 2d25d12d3a9..4b71aa6b85f 100644 --- a/src/librustc_errors/emitter.rs +++ b/src/librustc_errors/emitter.rs @@ -47,7 +47,12 @@ impl Emitter for EmitterWriter { // don't display multiline suggestions as labels sugg.substitution_parts[0].substitutions[0].find('\n').is_none() { let substitution = &sugg.substitution_parts[0].substitutions[0]; - let msg = format!("help: {} `{}`", sugg.msg, substitution); + let msg = if substitution.len() == 0 { + // This substitution is only removal, don't show it + format!("help: {}", sugg.msg) + } else { + format!("help: {} `{}`", sugg.msg, substitution) + }; primary_span.push_span_label(sugg.substitution_spans().next().unwrap(), msg); } else { // if there are multiple suggestions, print them all in full |