refactor: simplify printing

Sponsored-by: author

1 files changed, 6 insertions, 10 deletions

diff --git a/src/main.rs b/src/main.rs
index 408b697..2f3fbff 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,12 +15,13 @@ fn main() {
 }
 
 fn checksums_main(filenames: &[PathBuf]) -> anyhow::Result<()> {
-    let x: Result<Vec<()>, std::io::Error> = filenames
+    let checksums: Result<Vec<FileChecksum>, std::io::Error> = filenames
         .iter()
         .map(|filename| checksum(filename))
-        .map(|x| print_checksum_result(x))
         .collect();
-    let _ = x?;
+    for c in checksums? {
+        c.print();
+    }
     Ok(())
 }
 
@@ -61,13 +62,8 @@ impl FileChecksum {
             checksum,
         }
     }
-}
 
-fn print_checksum_result(x: Result<FileChecksum, std::io::Error>) -> Result<(), std::io::Error> {
-    if let Ok(x) = x {
-        println!("{} {}", x.checksum, x.filename.display());
-        Ok(())
-    } else {
-        Err(x.unwrap_err())
+    fn print(&self) {
+        println!("{} {}", self.checksum, self.filename.display());
     }
 }