add install_root in instance

src/instance.rs

@@ -82,10 +82,8 @@ pub fn files_to_install_mod(
 
     let files = match determain_mod_kind(mod_to_install, &mod_location)? {
         ModKind::Fomod(xml_path) => install_fomod(instance, xml_path, &mod_location)?,
-        ModKind::EmbeddedData(data_path) => {
-            install_from_dir(mod_to_install, mod_location.join(data_path))?
-        }
-        ModKind::Root => install_from_dir(mod_to_install, mod_location)?,
+        ModKind::EmbeddedData(_data_path) => install_from_dir(mod_to_install, mod_location)?,
+        ModKind::Root => install_root(mod_to_install, mod_location)?,
         ModKind::Unkown => install_from_dir_to_data(mod_to_install, mod_location)?,
     };
 
@@ -149,6 +147,22 @@ fn install_from_dir(
 ) -> anyhow::Result<Vec<ModFile>> {
     let glob_filter = create_glob_filter(mod_config.ignore())?;
 
+    let files: Vec<_> = walk_all_files(&mod_location)?
+        .map(|entry| entry.path().strip_prefix(&mod_location).unwrap().to_owned())
+        .filter(|rel_path| !glob_filter.is_match(rel_path))
+        .filter(|rel_path| should_be_included(rel_path))
+        .map(|rel_path| ModFile::new(&rel_path, &rel_path, 0))
+        .collect();
+
+    Ok(files)
+}
+
+fn install_root(
+    mod_config: &ModConfig,
+    mod_location: impl AsRef<Path>,
+) -> anyhow::Result<Vec<ModFile>> {
+    let glob_filter = create_glob_filter(mod_config.ignore())?;
+
     let files: Vec<_> = walk_all_files(&mod_location)?
         .map(|entry| entry.path().strip_prefix(&mod_location).unwrap().to_owned())
         .filter(|rel_path| !glob_filter.is_match(rel_path))