head

src/gitcommit.rs

@@ -4,6 +4,7 @@ use std::fmt::{Display, Formatter};
 pub enum GitRef{
     Commit(String),
     Branch(String),
+    Head,
 }
 
 impl GitRef {
@@ -14,17 +15,14 @@ impl GitRef {
     pub fn new_branch(s : String) -> GitRef {
         GitRef::Branch(s)
     }
-
-    fn value(&self) -> &String {
-        match self {
-            GitRef::Commit(s) => s,
-            GitRef::Branch(s) => s
-        }
-    }
 }
 
 impl Display for GitRef {
     fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
-        write!(f, "{}", self.value())
+        write!(f, "{}", match &self {
+            GitRef::Commit(s) => {s.as_str()}
+            GitRef::Branch(s) => {s.as_str()}
+            GitRef::Head => {"HEAD"}
+        })
     }
 }

src/gitrepo.rs

@@ -30,6 +30,10 @@ impl GitRepo {
                 let branch = self.git2.find_branch(branch.as_str(), BranchType::Local)?;
                 branch.get().peel_to_commit()?
             }
+            GitRef::Head => {
+                let head = self.git2.head()?;
+                head.peel_to_commit()?
+            }
         };
         let tree = commit.tree()?;
         let fullname = PathBuf::from("/");

src/main.rs

@@ -158,7 +158,7 @@ async fn git_main(
     };
     let commit = match commitnameopt {
         None => {match branchopt {
-            None => {GitRef::Branch("master".to_string())}
+            None => {GitRef::Head}
             Some(s) => {GitRef::Branch(s)}
         }}
         Some(s) => {GitRef::Commit(s)}