From: Scott Worley <scottworley@scottworley.com>
Date: Tue, 10 Oct 2023 23:56:45 +0000 (-0700)
Subject: server: extract open_log_for_writing()
X-Git-Tag: v0.1.0~8
X-Git-Url: http://git.scottworley.com/tattlekey/commitdiff_plain/0d4f2aa67ed92add9c371a49cc45daad8e529301

server: extract open_log_for_writing()
---

diff --git a/server/src/main.rs b/server/src/main.rs
index 573edc5..5edadbb 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -80,16 +80,20 @@ impl Range {
     }
 }
 
-fn main() {
+fn open_log_for_writing() -> csv::Writer<std::fs::File> {
     let log_file_exists = std::path::Path::new(LOGFILENAME).exists();
     let logfile = std::fs::OpenOptions::new()
         .create_new(!log_file_exists)
         .append(true)
         .open(LOGFILENAME)
         .expect("Coudln't open log file");
-    let mut log = csv::WriterBuilder::new()
+    csv::WriterBuilder::new()
         .has_headers(!log_file_exists)
-        .from_writer(logfile);
+        .from_writer(logfile)
+}
+
+fn main() {
+    let mut log = open_log_for_writing();
     let mut presses = HashMap::<MessageKey, Range>::new();
     let socket = UdpSocket::bind("0.0.0.0:29803").expect("couldn't bind to address");
     loop {