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Merge #10164
10164: docs: fix unknown configuration setting r=lnicola a=dzvon Currently, the correct configuration of sysroot is `rust-analyzer.cargo.noSysroot (default: false)`. Co-authored-by: Dezhi Wu <[email protected]>
bors[bot] 2021-09-06
parent cbc13ae · parent eb8508a · commit 86ebc36
-rw-r--r--docs/dev/README.md2
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/dev/README.md b/docs/dev/README.md
index 63a693e784..8d4d1d7a25 100644
--- a/docs/dev/README.md
+++ b/docs/dev/README.md
@@ -98,7 +98,7 @@ After I am done with the fix, I use `cargo xtask install --client` to try the ne
If I need to fix something in the `rust-analyzer` crate, I feel sad because it's on the boundary between the two processes, and working there is slow.
I usually just `cargo xtask install --server` and poke changes from my live environment.
Note that this uses `--release`, which is usually faster overall, because loading stdlib into debug version of rust-analyzer takes a lot of time.
-To speed things up, sometimes I open a temporary hello-world project which has `"rust-analyzer.withSysroot": false` in `.code/settings.json`.
+To speed things up, sometimes I open a temporary hello-world project which has `"rust-analyzer.cargo.noSysroot": true` in `.code/settings.json`.
This flag causes rust-analyzer to skip loading the sysroot, which greatly reduces the amount of things rust-analyzer needs to do, and makes printf's more useful.
Note that you should only use the `eprint!` family of macros for debugging: stdout is used for LSP communication, and `print!` would break it.