From 65d652dccd67394182c3d2206c5ba8f67d590666 Mon Sep 17 00:00:00 2001
From: mpaulson <the.primeagen@gmail.com>
Date: Fri, 3 Nov 2023 18:13:46 -0600
Subject: [PATCH] fix: dedupe prepend

---
 lua/harpoon2/list.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lua/harpoon2/list.lua b/lua/harpoon2/list.lua
index 269ee35..fe7727d 100644
--- a/lua/harpoon2/list.lua
+++ b/lua/harpoon2/list.lua
@@ -44,7 +44,11 @@ end
 ---@return HarpoonList
 function HarpoonList:prepend(item)
     item = item or self.config.add()
-    table.insert(self.items, 1, item)
+    local index = index_of(self.config, self.items, item)
+    if index == -1 then
+        table.insert(self.items, 1, item)
+    end
+
     return self
 end