New Features

• #8544 Provide initial type inference support for GATs

• #9803 Show type hints inside attribute procedural macros

  

  Note that attribute procedural macro expansion is still disabled by default. If you want to try out, enable org.rust.macros.proc.attr experimental feature.

• #9858 Annotate half-open range patterns as experimental before Rust 1.66, and highlight syntactically invalid range patterns and inclusive ranges without end as errors

• #9836 Respect clippy::wrong_self_convention attribute, avoiding the need to use additional IntelliJ-specific //noinspection RsSelfConvention comments anymore (by @Techcable)

• #9816 Detect Foreign items may not have type/const parameters (E0044) error

Performance Improvements

• #9841 Don’t perform some code analysis for cfg-disabled code

• #9861 Speed up Unused imports inspection

• #9528 Speed up name resolution by resolving more cases of nested paths at once

• #9869 Speed up macro resolution

Fixes

• #9801 Fix flickering of external linter icon in the status bar during scans (by @afetisov)

• #9866 Don’t remove unused imports marked with #[allow(unused_imports)] during import optimization

• #9851 Improve Extend Selection and Type Info actions inside macro calls

• #9832 Fix the Type Info action (Ctrl+Shift+P) inside attribute procedural macro calls

• #9804 Properly limit maximum depth of in-memory macro expansion

• #9796 Take into account impls expanded from macro calls inside function bodies and impls located in doctests

• #9753 Improve the include! macro search

• #9347 Convert Self usages in the Convert Struct to Tuple refactoring

• #9341 Provide proper names for Undo/Redo actions and records in Local history for changes made by plugin actions, intentions and refactorings (by @afetisov)

Internal Improvements

• #9754 Remove RsExternCrateReexportIndex and RsMacroCallIndex since they are unused now

Full set of changes can be found here