Expand InstallerError enum;

src/installer/mod.rs

@@ -35,10 +35,12 @@ impl<T: io::Read> Installer<T> {
 
 mod error {
     use std::{io, fmt, error::Error};
+    use hpk_package::tar;
 
     #[derive(Debug)]
     pub enum InstallError {
         IO(io::Error),
+        Tar(tar::Error),
     }
 
     impl fmt::Display for InstallError {
@@ -51,6 +53,7 @@ mod error {
         fn source(&self) -> Option<&(dyn Error + 'static)> {
             match self {
                 Self::IO(e) => Some(e),
+                Self::Tar(e) => Some(e),
             }
         }
     }