Allow fmt::Arguments::as_str() to return more Some(_).#106823

Merged

bors merged 1 commit intorust-lang:masterfrom m-ou-se:format-args-as-str-guarantees

Jan 25, 2023

+20-3

Commits on Jan 13, 2023

Allow fmt::Arguments::as_str() to return more Some(_).
m-ou-se
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