Pretty print ItemKind::Use in rustfmt style This PR backports the formatting for `use` items from https://github.com/dtolnay/prettyplease into rustc_ast_pretty. Before: ```rust use core::{cmp::{Eq, Ord, PartialEq, PartialOrd}, convert::{AsMut, AsRef, From, Into}, iter::{DoubleEndedIterator, ExactSizeIterator, Extend, FromIterator, IntoIterator, Iterator}, marker::{Copy as Copy, Send as Send, Sized as Sized, Sync as Sync, Unpin as U}, ops::{*, Drop, Fn, FnMut, FnOnce}}; ``` After: ```rust use core::{ cmp::{Eq, Ord, PartialEq, PartialOrd}, convert::{AsMut, AsRef, From, Into}, iter::{ DoubleEndedIterator, ExactSizeIterator, Extend, FromIterator, IntoIterator, Iterator, }, marker::{ Copy as Copy, Send as Send, Sized as Sized, Sync as Sync, Unpin as U, }, ops::{*, Drop, Fn, FnMut, FnOnce}, }; ``` |
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| .. | ||
| rustc | ||
| rustc_apfloat | ||
| rustc_arena | ||
| rustc_ast | ||
| rustc_ast_lowering | ||
| rustc_ast_passes | ||
| rustc_ast_pretty | ||
| rustc_attr | ||
| rustc_borrowck | ||
| rustc_builtin_macros | ||
| rustc_codegen_cranelift | ||
| rustc_codegen_gcc | ||
| rustc_codegen_llvm | ||
| rustc_codegen_ssa | ||
| rustc_const_eval | ||
| rustc_data_structures | ||
| rustc_driver | ||
| rustc_error_codes | ||
| rustc_errors | ||
| rustc_expand | ||
| rustc_feature | ||
| rustc_fs_util | ||
| rustc_graphviz | ||
| rustc_hir | ||
| rustc_hir_pretty | ||
| rustc_incremental | ||
| rustc_index | ||
| rustc_infer | ||
| rustc_interface | ||
| rustc_lexer | ||
| rustc_lint | ||
| rustc_lint_defs | ||
| rustc_llvm | ||
| rustc_log | ||
| rustc_macros | ||
| rustc_metadata | ||
| rustc_middle | ||
| rustc_mir_build | ||
| rustc_mir_dataflow | ||
| rustc_mir_transform | ||
| rustc_monomorphize | ||
| rustc_parse | ||
| rustc_parse_format | ||
| rustc_passes | ||
| rustc_plugin_impl | ||
| rustc_privacy | ||
| rustc_query_impl | ||
| rustc_query_system | ||
| rustc_resolve | ||
| rustc_save_analysis | ||
| rustc_serialize | ||
| rustc_session | ||
| rustc_span | ||
| rustc_symbol_mangling | ||
| rustc_target | ||
| rustc_trait_selection | ||
| rustc_traits | ||
| rustc_ty_utils | ||
| rustc_type_ir | ||
| rustc_typeck | ||