From befdde33f29ab435b328c3bc501562e2e9386a8e Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rosehogenson@posteo.net>
Date: Sat, 6 Jan 2024 12:11:43 -0800
Subject: Truncate long lines.

---
 src/rope.rs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src/rope.rs')

diff --git a/src/rope.rs b/src/rope.rs
index c5e9aa1..5f4fca8 100644
--- a/src/rope.rs
+++ b/src/rope.rs
@@ -278,4 +278,21 @@ impl Rope {
         }
         return self.len();
     }
+
+    pub fn char(&self, index: usize) -> usize {
+        if index == 0 {
+            return 0;
+        }
+        let mut count = 1;
+        for i in 1..self.len() {
+            if !self.is_char_boundary(i) {
+                continue;
+            }
+            if count == index {
+                return i;
+            }
+            count += 1;
+        }
+        return self.len();
+    }
 }
-- 
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