comphead commented on code in PR #3365: URL: https://github.com/apache/arrow-datafusion/pull/3365#discussion_r966213772
########## datafusion/proto/build.rs: ########## @@ -32,7 +32,9 @@ fn main() -> Result<(), String> { fn build() -> Result<(), String> { use std::io::Write; - let out = std::path::PathBuf::from(std::env::var("OUT_DIR").unwrap()); + let out = std::path::PathBuf::from( + std::env::var("OUT_DIR").expect("Cannot find OUT_DIR environment vairable"), Review Comment: Imho expect here gives more user friendly message than `.unwrap` with very generic text -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org