diff options
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/ext/tt/transcribe.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/libsyntax/ext/tt/transcribe.rs b/src/libsyntax/ext/tt/transcribe.rs index 30d5df13dce..23735727fe8 100644 --- a/src/libsyntax/ext/tt/transcribe.rs +++ b/src/libsyntax/ext/tt/transcribe.rs @@ -345,8 +345,13 @@ impl LockstepIterSize { LockstepIterSize::Constraint(r_len, _) if l_len == r_len => self, LockstepIterSize::Constraint(r_len, r_id) => { let msg = format!( - "meta-variable `{}` repeats {} times, but `{}` repeats {} times", - l_id, l_len, r_id, r_len + "meta-variable `{}` repeats {} time{}, but `{}` repeats {} time{}", + l_id, + l_len, + if l_len != 1 { "s" } else { "" }, + r_id, + r_len, + if r_len != 1 { "s" } else { "" }, ); LockstepIterSize::Contradiction(msg) } |