feat(cli): add "current"

allow viewing of current git user
todo: clean up the awful code in main

src/main.rs

@@ -35,9 +35,17 @@ fn main() {
             }
 
             let profile = profile.unwrap();
-            let global = if args.global { "--global" } else { "" };
-            utils::run_command("git", &["config", "user.name", &profile.username, global]);
-            utils::run_command("git", &["config", "user.email", &profile.email, global]);
+
+            utils::run_command(
+                "git",
+                &add_global_if(&["config", "user.name", &profile.username], args.global),
+            )
+            .expect("command failed");
+            utils::run_command(
+                "git",
+                &add_global_if(&["config", "user.email", &profile.email], args.global),
+            )
+            .expect("command failed");
         }
         Commands::Add(args) => {
             let mut profiles = config::get_profile_list().expect("unable to get list of profiles");
@@ -64,5 +72,28 @@ fn main() {
             config::write_profile_list(profiles).expect("unable to write profile file");
             println!("profile removed")
         }
+        Commands::Current(args) => {
+            let mut name =
+                utils::run_command("git", &add_global_if(&["config", "user.name"], args.global))
+                    .expect("command failed");
+            let mut email = utils::run_command(
+                "git",
+                &add_global_if(&["config", "user.email"], args.global),
+            )
+            .expect("command failed");
+
+            name.pop();
+            email.pop();
+
+            println!("current user: {} ({})", name, email);
+        }
     }
 }
+
+fn add_global_if<'a>(args: &[&'a str], global: bool) -> Vec<&'a str> {
+    let mut result = args.to_vec();
+    if global {
+        result.insert(1, "--global");
+    }
+    result
+}