Make the toolchain overriding config hierarchical - #3492

Draft

rami3l wants to merge 7 commits into

rust-lang:mainfrom

rami3l:feat/override-hierarchy

Commits on Nov 4, 2023

Make `find_override_config()` hierarchical
rami3l
committed
757436c
Extract `update_override()`
rami3l
committed
ec8b7c4
Use `iter::successors` in `find_override_from_dir_walk()`
rami3l
committed
3f5e217
Make `find_override_from_dir_walk()` hierarchical
rami3l
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15bf1cd
Add unit tests for `Cfg` overriding
rami3l
committed
60e0b76
Test `file_override_beats_existing_toolchain()`
rami3l
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2e24b25
Introduce hierarchical override config in the user guide
rami3l
committed
4e32bbe