backport new syntax to rustfmt 1.x #4105
Merged
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This PR backports changes that have already been merged into master/2.x to support new syntax (raw reference operators, half open ranges, and trait const opt out) but haven't yet been added to the current rustfmt 1.x version
Already merged commits that contain the same changes (added as separate commits here due to the directory/crate structure changes)
05825a8
ec3a26e
3526f32