use a macro for map_err

1 files changed, 0 insertions, 35 deletions

diff --git a/src/launcher.rs b/src/launcher.rs
index 98a8020..e207281 100644
--- a/src/launcher.rs
+++ b/src/launcher.rs
@@ -195,41 +195,6 @@ impl LibraryRepository {
         p.push(Self::get_artifact_filename(name, classifier)?);
         Some(p)
     }
-
-    async fn should_redownload(&self, lib: &Library, classifier: Option<&str>) -> Result<bool, LibraryError> {
-        let path = Self::get_artifact_path(lib.name.as_str(), classifier)
-            .map_or_else(|| Err(LibraryError::InvalidName(lib.name.clone())), |p| Ok(p))?;
-
-        let mut f = match File::open(path).await {
-            Ok(f) => f,
-            Err(e) => return match e.kind() {
-                ErrorKind::NotFound => Ok(true),
-                e => Err(LibraryError::IOError(e))
-            }
-        };
-
-        let mut data = [0u8; 4096];
-        let mut sha1 = Sha1::new();
-
-        loop {
-            let n = match f.read(&mut data).await {
-                Ok(n) => n,
-                Err(e) => return match e.kind() {
-                    ErrorKind::Interrupted => continue,
-                    kind => Err(LibraryError::IOError(kind))
-                }
-            };
-
-            if n == 0 {
-                break; // we reached the end of the file
-            }
-
-            sha1.update(&data[..n]);
-        }
-
-
-        todo!()
-    }
 }
 
 impl SystemInfo {