1 files changed, 22 insertions, 1 deletions
diff --git a/apps/servers/octopus/supergit/src/files.rs b/apps/servers/octopus/supergit/src/files.rs
index fa68fbc2f3dc..c593a4923921 100644
--- a/apps/servers/octopus/supergit/src/files.rs
+++ b/apps/servers/octopus/supergit/src/files.rs
@@ -1,7 +1,7 @@
 use crate::{Branch, BranchIter, Commit, HashId};
 use atomptr::AtomPtr;
 use git2::{ObjectType, TreeWalkMode, TreeWalkResult};
-use std::collections::BTreeMap;
+use std::collections::{BTreeMap, BTreeSet};
 use std::{path::PathBuf, sync::Arc};
 
 /// A tree of files
@@ -76,6 +76,27 @@ impl FileTree {
     pub fn load(&self, path: &str) -> Option<Yield> {
         self.get_entry(path).and_then(|e| e.load(&self.repo))
     }
+
+    /// Get the history of a path with a branch iterator
+    ///
+    /// This function is very computationally intensive, because it
+    /// will step through the entire iterator to pull commits from,
+    /// and see if they touch the respective path.
+    pub fn history(&self, iter: BranchIter, path: &str) -> Vec<Commit> {
+        iter.filter_map(|c| {
+            if c.commit()
+                .get_paths()
+                .into_iter()
+                .collect::<BTreeSet<_>>()
+                .contains(path)
+            {
+                Some(c.commit().clone())
+            } else {
+                None
+            }
+        })
+        .collect()
+    }
 }
 
 /// Data yielded from loading a part of the file tree