From 19b22191f7de3d172562f2fdcf1e9be21df23fef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Luis=20Lafuente?= <jl@lafuente.me>
Date: Tue, 16 Nov 2021 13:24:47 +0100
Subject: [PATCH] vim-utils: better error message if duplicates

Print a more user friendly error message if you try to in install
multiple plugins with the same name
closes #145980 #146099
---
 pkgs/misc/vim-plugins/vim-utils.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/misc/vim-plugins/vim-utils.nix b/pkgs/misc/vim-plugins/vim-utils.nix
index aa97f6b60985..92642016b24a 100644
--- a/pkgs/misc/vim-plugins/vim-utils.nix
+++ b/pkgs/misc/vim-plugins/vim-utils.nix
@@ -199,6 +199,10 @@ let
 
     linkVimlPlugin = plugin: packageName: dir: ''
       mkdir -p $out/pack/${packageName}/${dir}
+      if test -e "$out/pack/${packageName}/${dir}/${lib.getName plugin}"; then
+        printf "\nERROR - Duplicated vim plugin: ${lib.getName plugin}\n\n"
+        exit 1
+      fi
       ln -sf ${plugin}/${rtpPath} $out/pack/${packageName}/${dir}/${lib.getName plugin}
     '';