document: introduce patch log

1 files changed, 6 insertions, 1 deletions

diff --git a/src/document/store.rs b/src/document/store.rs
index 13824b9..4d9bc74 100644
--- a/src/document/store.rs
+++ b/src/document/store.rs
@@ -42,7 +42,12 @@ pub(crate) fn changed(
     after: &[automerge::ChangeHash],
     lists: InLists,
 ) -> Vec<Changed> {
-    doc.diff(before, after)
+    changed_in(&doc.diff(before, after), lists)
+}
+
+/// The store paths `patches` touched, as [`changed`] has them.
+pub(crate) fn changed_in(patches: &[automerge::Patch], lists: InLists) -> Vec<Changed> {
+    patches
         .iter()
         .map(|patch| Changed {
             path: patch_path(patch, lists),