From 1baa23ddcc96f4794c245ff3193af7f612289a22 Mon Sep 17 00:00:00 2001
From: Armin Ronacher <armin.ronacher@active-4.com>
Date: Sun, 24 Jan 2021 11:25:27 +0100
Subject: [PATCH] Change as_tag_tuple to work by reference

---
 CHANGELOG.md              | 1 +
 src/algorithms/capture.rs | 4 ++--
 src/lib.rs                | 1 +
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7576aff..d02acd1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ All notable changes to similar are documented here.
 ## 0.3.0
 
 * Added grapheme and character level diffing utilities.
+* `DiffOp::as_tag_tuple` is now taking the argument by reference.
 
 ## 0.2.0
 
diff --git a/src/algorithms/capture.rs b/src/algorithms/capture.rs
index 8e1d7e4..715b537 100644
--- a/src/algorithms/capture.rs
+++ b/src/algorithms/capture.rs
@@ -68,8 +68,8 @@ impl DiffOp {
     /// * `Delete`: `a[i1..i2]` should be deleted (`j1 == j2` in this case).
     /// * `Insert`: `b[j1..j2]` should be inserted at `a[i1..i2]` (`i1 == i2` in this case).
     /// * `Equal`: `a[i1..i2]` is equal to `b[j1..j2]`.
-    pub fn as_tag_tuple(self) -> (DiffTag, Range<usize>, Range<usize>) {
-        match self {
+    pub fn as_tag_tuple(&self) -> (DiffTag, Range<usize>, Range<usize>) {
+        match *self {
             DiffOp::Equal {
                 old_index,
                 new_index,
diff --git a/src/lib.rs b/src/lib.rs
index 1c1b0c7..70a1866 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -28,5 +28,6 @@
 //!   gains the ability to diff on a grapheme instead of character level.  This
 //!   is particularly useful when working with text containing emojis.
 //! * `text`: this feature is enabled by default and enables the [`text`] module.
+//!   If the crate is used without default features it's removed.
 pub mod algorithms;
 pub mod text;