feat: Ensure that arguments are correctly parsed

src/bin/git-view.rs

@@ -17,33 +17,47 @@ fn main() {
         .author(crate_authors!())
         .about(crate_description!())
         .long_about(None)
-        .arg(Arg::new("branch").help("The branch to view git repository on"))
+        .arg(
+            Arg::new("branch")
+                .help("The branch to view git repository on")
+                .short('b')
+                .long("branch")
+                .value_name("name")
+                .takes_value(true)
+                .display_order(2),
+        )
         .arg(
             Arg::new("remote")
                 .help("The remote to view git repository on")
                 .short('r')
                 .long("remote")
-                .default_value("origin"),
+                .value_name("name")
+                .takes_value(true)
+                .display_order(1),
         )
         .arg(
             Arg::new("commit")
-                .help("Open Github on the current commit")
+                .help("The commit to view git repository on")
                 .short('c')
                 .long("commit")
-                .conflicts_with_all(&["remote", "branch"]),
+                .value_name("hash")
+                .default_missing_value("latest")
+                .conflicts_with_all(&["remote", "branch"])
+                .display_order(3),
         )
         .arg(
             Arg::new("print")
-                .help("Only display the URL, does not open Github")
+                .help("Print the URL (doesn't open browser)")
                 .short('p')
-                .long("print"),
+                .long("print")
+                .display_order(4),
         );
 
     let matches = matches.get_matches();
     let mut git_view = GitView::new(
         matches.value_of("branch").map(str::to_string),
-        matches.value_of("remote").unwrap().to_string(),
-        matches.is_present("commit"),
+        matches.value_of("remote").map(str::to_string),
+        matches.value_of("commit").map(str::to_string),
         matches.is_present("print"),
     );