add time measurement

Sponsored-by: author

1 files changed, 7 insertions, 2 deletions

diff --git a/src/main.rs b/src/main.rs
index 37babe5..e24d4c3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,25 +1,30 @@
 use checksums::*;
 use clap::Parser;
+use std::time::Instant;
 
 fn main() {
     let args = Args::parse();
 
+    let started = Instant::now();
     if let Err(e) = linear::checksums(&args.filenames) {
         eprintln!("ERROR: {e}");
         std::process::exit(1);
     }
+    println!("{} ms", started.elapsed().as_millis());
 
-    println!();
+    let started = Instant::now();
     if let Err(e) = rayon::checksums(&args.filenames) {
         eprintln!("ERROR: {e}");
         std::process::exit(1);
     }
+    println!("{} ms", started.elapsed().as_millis());
 
-    println!();
+    let started = Instant::now();
     if let Err(e) = threads::checksums(&args.filenames) {
         eprintln!("ERROR: {e}");
         std::process::exit(1);
     }
+    println!("{} ms", started.elapsed().as_millis());
 }
 
 mod linear {