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Diffstat (limited to 'docs/dev')
| -rw-r--r-- | docs/dev/README.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/dev/README.md b/docs/dev/README.md index e81f1e74c38..a394b85010c 100644 --- a/docs/dev/README.md +++ b/docs/dev/README.md @@ -131,7 +131,8 @@ Logging is done by both rust-analyzer and VS Code, so it might be tricky to figu Inside rust-analyzer, we use the standard `log` crate for logging, and `env_logger` for logging frontend. By default, log goes to stderr, but the stderr itself is processed by VS Code. -`--log-file <PATH>` CLI argument allows logging to file. +`--log-file <PATH>` CLI argument allows logging to file. +Setting the `RA_LOG_FILE=<PATH>` environment variable will also log to file, it will also override `--log-file`. To see stderr in the running VS Code instance, go to the "Output" tab of the panel and select `rust-analyzer`. This shows `eprintln!` as well. |