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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:11:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:12:43 +0000
commitcf94bdc0742c13e2a0cac864c478b8626b266e1b (patch)
tree044670aa50cc5e2b4229aa0b6b3df6676730c0a6 /src/tools/rust-analyzer/docs/dev/README.md
parentAdding debian version 1.65.0+dfsg1-2. (diff)
downloadrustc-cf94bdc0742c13e2a0cac864c478b8626b266e1b.tar.xz
rustc-cf94bdc0742c13e2a0cac864c478b8626b266e1b.zip
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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@@ -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.cargo.noSysroot": true` in `.code/settings.json`.
+To speed things up, sometimes I open a temporary hello-world project which has `"rust-analyzer.cargo.sysroot": null` 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.