dependencies: Update shellexpand to 3.0.0

src/config.rs

@@ -240,7 +240,7 @@ impl Config {
 
     pub fn normalize(&mut self) {
         if let Config::ConfigTrees(config) = self {
-            let home = path::env_home().display().to_string();
+            let home = path::env_home();
             for tree in &mut config.trees_mut().iter_mut() {
                 if tree.root.starts_with(&home) {
                     // The tilde is not handled differently, it's just a normal path component for `Path`.

src/path.rs

@@ -47,9 +47,9 @@ pub fn path_as_string(path: &Path) -> String {
     path.to_path_buf().into_os_string().into_string().unwrap()
 }
 
-pub fn env_home() -> PathBuf {
+pub fn env_home() -> String {
     match std::env::var("HOME") {
-        Ok(path) => Path::new(&path).to_path_buf(),
+        Ok(path) => path,
         Err(e) => {
             print_error(&format!("Unable to read HOME: {}", e));
             process::exit(1);
@@ -58,16 +58,12 @@ pub fn env_home() -> PathBuf {
 }
 
 pub fn expand_path(path: &Path) -> PathBuf {
-    fn home_dir() -> Option<PathBuf> {
-        Some(env_home())
-    }
-
     let expanded_path = match shellexpand::full_with_context(
         &path_as_string(path),
-        home_dir,
+        || Some(env_home()),
         |name| -> Result<Option<String>, &'static str> {
             match name {
-                "HOME" => Ok(Some(path_as_string(home_dir().unwrap().as_path()))),
+                "HOME" => Ok(Some(env_home())),
                 _ => Ok(None),
             }
         },