Add GitHub workflow for Clippy (#173)

* Add GitHub workflow for Clippy

Closes #158

* Fix errors found by clippy::needless-borrow

https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow

* Fix errors found by clippy::collapsible-else-if

https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_else_if

* Fix error found by clippy::single-match

https://rust-lang.github.io/rust-clippy/master/index.html#single_match

3 files changed, 21 insertions, 28 deletions

diff --git a/src/commands/open_file.rs b/src/commands/open_file.rs
index 48c0d0b..24acae1 100644
--- a/src/commands/open_file.rs
+++ b/src/commands/open_file.rs
@@ -72,11 +72,11 @@ where
     S: AsRef<std::ffi::OsStr>,
 {
     if option.get_fork() {
-        let (child_id, handle) = fork_execute(&option, files, context.clone_event_tx())?;
+        let (child_id, handle) = fork_execute(option, files, context.clone_event_tx())?;
         context.worker_context_mut().push_child(child_id, handle);
     } else {
         backend.terminal_drop();
-        execute_and_wait(&option, files)?;
+        execute_and_wait(option, files)?;
         backend.terminal_restore()?;
     }
     Ok(())
@@ -139,20 +139,17 @@ where
                 }
                 Ok(n) => {
                     let option = &options[n];
-                    open_with_entry(context, backend, option, &files)?;
+                    open_with_entry(context, backend, option, files)?;
                 }
                 Err(_) => {
                     let mut args_iter = user_input.split_whitespace();
-                    match args_iter.next() {
-                        Some(cmd) => {
-                            backend.terminal_drop();
-                            let mut option = AppMimetypeEntry::new(String::from(cmd));
-                            option.args(args_iter);
-                            let res = execute_and_wait(&option, files);
-                            backend.terminal_restore()?;
-                            res?
-                        }
-                        None => {}
+                    if let Some(cmd) = args_iter.next() {
+                        backend.terminal_drop();
+                        let mut option = AppMimetypeEntry::new(String::from(cmd));
+                        option.args(args_iter);
+                        let res = execute_and_wait(&option, files);
+                        backend.terminal_restore()?;
+                        res?
                     }
                 }
             }
diff --git a/src/commands/zoxide.rs b/src/commands/zoxide.rs
index 1abe9f2..9ee1bf6 100644
--- a/src/commands/zoxide.rs
+++ b/src/commands/zoxide.rs
@@ -27,14 +27,12 @@ pub fn zoxide_query(context: &mut AppContext, args: &str) -> JoshutoResult {
             context
                 .message_queue_mut()
                 .push_info(format!("z {:?}", zoxide_path));
-            change_directory::change_directory(context, &path)?;
-        }
-    } else {
-        if let Ok(zoxide_str) = std::str::from_utf8(&zoxide_output.stderr) {
-            context
-                .message_queue_mut()
-                .push_error(zoxide_str.to_string());
+            change_directory::change_directory(context, path)?;
         }
+    } else if let Ok(zoxide_str) = std::str::from_utf8(&zoxide_output.stderr) {
+        context
+            .message_queue_mut()
+            .push_error(zoxide_str.to_string());
     }
     Ok(())
 }
@@ -65,14 +63,12 @@ pub fn zoxide_query_interactive(
             context
                 .message_queue_mut()
                 .push_info(format!("zi {:?}", zoxide_path));
-            change_directory::change_directory(context, &path)?;
-        }
-    } else {
-        if let Ok(zoxide_str) = std::str::from_utf8(&zoxide_output.stderr) {
-            context
-                .message_queue_mut()
-                .push_error(zoxide_str.to_string());
+            change_directory::change_directory(context, path)?;
         }
+    } else if let Ok(zoxide_str) = std::str::from_utf8(&zoxide_output.stderr) {
+        context
+            .message_queue_mut()
+            .push_error(zoxide_str.to_string());
     }
     Ok(())
 }
diff --git a/src/key_command/impl_appexecute.rs b/src/key_command/impl_appexecute.rs
index 0a9725c..2e5da84 100644
--- a/src/key_command/impl_appexecute.rs
+++ b/src/key_command/impl_appexecute.rs
@@ -106,7 +106,7 @@ impl AppExecute for Command {
 
             Self::SearchFzf => search_fzf::search_fzf(context, backend),
             Self::SubdirFzf => subdir_fzf::subdir_fzf(context, backend),
-            Self::Zoxide(arg) => zoxide::zoxide_query(context, &arg),
+            Self::Zoxide(arg) => zoxide::zoxide_query(context, arg),
             Self::ZoxideInteractive => zoxide::zoxide_query_interactive(context, backend),
         }
     }