1 files changed, 18 insertions, 0 deletions
diff --git a/supergit/src/raw/branch_walk.rs b/supergit/src/raw/branch_walk.rs
index dfc7485..d4232c4 100644
--- a/supergit/src/raw/branch_walk.rs
+++ b/supergit/src/raw/branch_walk.rs
@@ -1 +1,19 @@
 //! Walk along a branch parsing commit metadata
+
+use std::collections::{BTreeMap, BTreeSet};
+
+pub struct CommitHistory {
+    /// The correct order of commit IDs
+    order: Vec<String>,
+    /// Map of commit IDs to commit metadata
+    meta: BTreeMap<String, CommitNode>,
+}
+
+pub struct CommitNode {
+    id: String,
+    author: String,
+    commiter: String,
+    message: String,
+    touches: BTreeSet<String>,
+    time: u64,
+}