From bb1a0a0f027e425142d8fa62b5ec2bceaa664f21 Mon Sep 17 00:00:00 2001 From: Erik Mackdanz Date: Fri, 24 Nov 2023 21:02:00 -0600 Subject: [PATCH] use expect() not unwrap() --- src/main.rs | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/src/main.rs b/src/main.rs index f072823..0182cc6 100644 --- a/src/main.rs +++ b/src/main.rs @@ -7,13 +7,16 @@ fn main() -> Result<(),PolarsError> { // expect first arg to be a file suffix = 0, 1 let mut argsiter = args(); let _ = argsiter.next(); - let suffix = argsiter.next().unwrap(); + let suffix = argsiter.next() + .expect("single argument required, 0 or 1"); // prep output file - create_dir_all("out").unwrap(); + create_dir_all("out") + .expect("couldn't create out dir"); let outfilename = format!("out/output-{}.json",suffix); // println!("{}",outfilename); - let mut file = File::create(outfilename).unwrap(); + let mut file = File::create(outfilename) + .expect("couldn't create output file"); // set some columns to be parsed as numeric let mut schema_override = Schema::new(); -- 2.52.0