diff/lines: Split files

1 files changed, 20 insertions, 0 deletions

diff --git a/diff/lines/chunk.go b/diff/lines/chunk.go
new file mode 100644
index 00000000..b5856d29
--- /dev/null
+++ b/diff/lines/chunk.go
@@ -0,0 +1,20 @@
+package lines
+
+// Chunk represents a contiguous region of lines categorized
+// as unchanged, deleted, or added.
+type Chunk struct {
+	Kind ChunkKind
+	Data []byte
+}
+
+// ChunkKind enumerates the type of diff chunk.
+type ChunkKind int
+
+const (
+	// ChunkKindUnchanged represents an unchanged diff chunk.
+	ChunkKindUnchanged ChunkKind = iota
+	// ChunkKindDeleted represents a deleted diff chunk.
+	ChunkKindDeleted
+	// ChunkKindAdded represents an added diff chunk.
+	ChunkKindAdded
+)