From 0c84fda1921cb37ffa3e2be6a54f6f301ebd536c Mon Sep 17 00:00:00 2001
From: Austen Adler <agadler@austenadler.com>
Date: Mon, 20 Feb 2023 16:58:36 -0500
Subject: [PATCH] Log number of lights

---
 src/main.rs | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 9888823..c827560 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -53,15 +53,19 @@ fn main() -> ProgramResult<()> {
 
     let (message_tx, message_rx) = channel::<error::Message>();
 
+    let num_lights: u16 = std::env::var("NUM_LIGHTS")
+        .as_ref()
+        .map(String::as_str)
+        .unwrap_or("89")
+        .parse()
+        .unwrap();
+
+    eprintln!("Number of lights: {num_lights}");
+
     make_child(message_tx.clone(), move |message_tx| -> ProgramResult<()> {
         let mut strip = LedStrip::new(strip::Config {
             // I have 89 right now, but start off with 20
-            num_lights: std::env::var("NUM_LIGHTS")
-                .as_ref()
-                .map(String::as_str)
-                .unwrap_or("89")
-                .parse()
-                .unwrap(),
+            num_lights,
             // Skip 14 lights
             shift_lights: 14,
             // Scaling factor (scale 0..255)