git: refactoring git module to have a unified actions API

1 files changed, 32 insertions, 0 deletions

diff --git a/src/git/tree.rs b/src/git/tree.rs
index 457eb40..5343a57 100644
--- a/src/git/tree.rs
+++ b/src/git/tree.rs
@@ -57,6 +57,38 @@ impl Tree {
             vec
         })
     }
+
+    /// Get all the commits that touch a file
+    pub(crate) fn grab_path_history(&self, mut path: String) -> String {
+        let mut path: Vec<String> = path
+            .split("/")
+            .filter_map(|seg| match seg {
+                "" => None,
+                val => Some(val.into()),
+            })
+            .collect();
+
+        let leaf = if path.len() > 0 {
+            let rest = path.split_off(1);
+            let mut curr = self.inner.get(&path[0]).unwrap();
+
+            for dir in rest {
+                match curr {
+                    TreeNode::Dir(d) => curr = d.children.inner.get(&dir).unwrap(),
+                    TreeNode::File(_) => break, // we reached the leaf
+                }
+            }
+
+            curr
+        } else {
+            panic!("No valid path!");
+        };
+
+        match leaf {
+            TreeNode::File(f) => f.id.clone(),
+            _ => panic!("Not a leaf!"),
+        }
+    }
 }
 
 #[derive(Clone, Debug)]