Proc macro spans: make columns 1 based by est31 · Pull Request #87712 · rust-lan...
source link: https://github.com/rust-lang/rust/pull/87712
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Note that there are still small differences between proc macro span columns and panic location columns: the panic location counts a tab as 4 characters while the proc macro spans count it as 1 character. However, the column!()
macro does this as well so I don't think it's a problem that needs solving.
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