Fix some clippy lints

1 files changed, 3 insertions, 3 deletions

diff --git a/melib/src/lib.rs b/melib/src/lib.rs
index 532aa65d..b2f1b59a 100644
--- a/melib/src/lib.rs
+++ b/melib/src/lib.rs
@@ -168,16 +168,16 @@ pub mod shellexpand {
                 let c_to_str = c.as_os_str().to_str();
                 match c_to_str {
                     Some("~") => {
-                        if let Some(home_dir) = std::env::var("HOME").ok() {
+                        if let Ok(home_dir) = std::env::var("HOME") {
                             ret.push(home_dir)
                         } else {
                             return PathBuf::new();
                         }
                     }
-                    Some(var) if var.starts_with("$") => {
+                    Some(var) if var.starts_with('$') => {
                         let env_name = var.split_at(1).1;
                         if env_name.chars().all(char::is_uppercase) {
-                            ret.push(std::env::var(env_name).unwrap_or(String::new()));
+                            ret.push(std::env::var(env_name).unwrap_or_default());
                         } else {
                             ret.push(c);
                         }