Expand InstallerError enum;

optional directory when creating a package from file list;

src/creator/mod.rs

@@ -40,6 +40,7 @@ impl Creator {
             .into_iter()
             .filter(Result::is_ok)
             .map(|x| x.unwrap().path().to_path_buf())
+            .filter(|x| !x.is_dir())
             .collect::<Vec<_>>();
         env::set_current_dir(d)?;
         Ok(Self {
@@ -49,10 +50,15 @@ impl Creator {
         })
     }
 
-    pub fn from_list(list: &[&str], specs: Specs) -> Result<Self, io::Error> {
+    pub fn from_list(list: &[&str], path: Option<&Path>, specs: Specs) -> Result<Self, io::Error> {
         let entries = list.iter().map(|x| Path::new(x).to_path_buf()).collect();
+        let path = if let Some(p) = path {
+            p.to_path_buf()
+        } else {
+            env::current_dir().unwrap_or(Path::new("/").to_path_buf())
+        };
         Ok(Self {
-            path: env::current_dir().unwrap_or(Path::new("/").to_path_buf()),
+            path,
             entries,
             specs,
         })

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),
             }
         }
     }