Nits in tuple to_str implementation #6975
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The three-tuple uses fmt!, and there's no reason to hand-concatenate strings. Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
bors
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[1/2] fixes a couple of comments. [2/2] uses fmt! instead of hand-concatenating strings in a couple of places. No functional changes.
flip1995
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Apr 8, 2021
Improve `redundant_slicing` fixes: rust-lang#6968 changelog: Fix `redundant_slicing` suggestion when a reborrow might be required or when the value is from a macro call
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[1/2] fixes a couple of comments.
[2/2] uses fmt! instead of hand-concatenating strings in a couple of places.
No functional changes.