Remove diff feature

src/error.rs

@@ -15,13 +15,8 @@ pub enum Error {
     PushNotSupported,
     UpdateLeafError,
     UpdateLeavesError,
-    InvalidDiffDeleteNotSupported,
-    InvalidDiffLeaf,
-    InvalidDiffNode,
-    InvalidDiffPendingUpdates,
     InvalidRebaseNode,
     InvalidRebaseLeaf,
-    AddToDiffError,
     BuilderExpectedLeaf,
     BuilderStackEmptyMerge,
     BuilderStackEmptyMergeLeft,

src/lib.rs

@@ -3,7 +3,6 @@
 
 pub mod builder;
 pub mod cow;
-pub mod diff;
 pub mod error;
 pub mod interface;
 pub mod interface_iter;
@@ -20,7 +19,6 @@ pub mod utils;
 pub mod vector;
 
 pub use cow::Cow;
-pub use diff::{CloneDiff, Diff, ListDiff, ResetListDiff, VectorDiff};
 pub use error::Error;
 pub use interface::ImmList;
 pub use leaf::Leaf;

src/list.rs

@@ -1,5 +1,4 @@
 use crate::builder::Builder;
-use crate::diff::{Diff, ListDiff};
 use crate::interface::{ImmList, Interface, MutList};
 use crate::interface_iter::{InterfaceIter, InterfaceIterCow};
 use crate::iter::Iter;
@@ -264,17 +263,6 @@ impl<T: Value, N: Unsigned, U: UpdateMap<T>> List<T, N, U> {
         }
         Ok(())
     }
-
-    pub fn rebase_via_diff(&self, base: &Self) -> Result<Self, Error> {
-        // Diff self from base.
-        let diff = ListDiff::compute_diff(base, self)?;
-
-        // Apply diff to base, yielding a new list rooted in base.
-        let mut new = base.clone();
-        diff.apply_diff(&mut new)?;
-
-        Ok(new)
-    }
 }
 
 impl<T: Value, N: Unsigned> Default for List<T, N> {

src/tests/mod.rs

@@ -1,7 +1,6 @@
 #![cfg(test)]
 
 mod builder;
-mod diff;
 mod iterator;
 mod packed;
 mod proptest;