Rollup of 8 pull requests#80939

Merged

bors merged 22 commits intorust-lang:masterfrom JohnTitor:rollup-pymns4q

Jan 12, 2021

+142-98

Commits on Dec 6, 2020

Add test for trimming with tabs (rust-lang#78438 )
jryans
committed

Commits on Dec 9, 2020

Replace tabs earlier in diagnostics
jryans
committed

Commits on Jan 1, 2021

Commits on Jan 12, 2021

fix typo in trait method mutability mismatch help
euclio
committed
Fix implementation
joboet
committed
Replace a simple if let with the matches macro
LingMan
committed
driver: Use atty instead of rolling our own
camelid
committed
Rollup merge of rust-lang#79757 - jryans:long-line-tab-handling-early-expand, r=estebank
JohnTitor
authored
Rollup merge of rust-lang#80600 - CoffeeBlend:maybe_uninit_array_assume_init, r=dtolnay
JohnTitor
authored
Rollup merge of rust-lang#80880 - c410-f3r:tests-tests-tests, r=petrochenkov
JohnTitor
authored
Rollup merge of rust-lang#80897 - camelid:atty, r=jyn514
JohnTitor
authored
Rollup merge of rust-lang#80898 - JohnTitor:vecdeque-another-case, r=lcnr
JohnTitor
authored
Rollup merge of rust-lang#80917 - epilys:patch-1, r=jyn514
JohnTitor
authored
Rollup merge of rust-lang#80927 - LingMan:matches, r=estebank
JohnTitor
authored
Rollup merge of rust-lang#80930 - euclio:trait-method-mutability-help, r=estebank
JohnTitor
authored