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Add Nil return type restriction to String::Formatter#consume_substitution #14430

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Apr 5, 2024
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Add Nil return type restriction to String::Formatter#consume_substitution #14430

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2 changes: 1 addition & 1 deletion src/string/formatter.cr
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Original file line number Diff line number Diff line change
Expand Up @@ -65,7 +65,7 @@ struct String::Formatter(A)
end
end

private def consume_substitution
private def consume_substitution : Nil
key = consume_substitution_key '}'
# note: "`@io << (arg_at(key))` has no type" without this `arg` variable
arg = arg_at(key)
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