From d0083f9e4c5b5eda221bbb0e053819927e50d4dc Mon Sep 17 00:00:00 2001
From: Simon Hauser <Simon-Hauser@outlook.de>
Date: Sun, 5 Dec 2021 08:39:16 +0100
Subject: [PATCH] fix: git_branch previewer highlighter error (#1543)

---
 lua/telescope/previewers/buffer_previewer.lua | 30 +++++++++++++++++--
 1 file changed, 27 insertions(+), 3 deletions(-)

diff --git a/lua/telescope/previewers/buffer_previewer.lua b/lua/telescope/previewers/buffer_previewer.lua
index ba28910..32398e6 100644
--- a/lua/telescope/previewers/buffer_previewer.lua
+++ b/lua/telescope/previewers/buffer_previewer.lua
@@ -638,19 +638,43 @@ previewers.git_branch_log = defaulter(function(opts)
       if hstart then
         local hend = hstart + 7
         if hend < #line then
-          vim.api.nvim_buf_add_highlight(bufnr, ns_previewer, "TelescopeResultsIdentifier", i - 1, hstart - 1, hend)
+          pcall(
+            vim.api.nvim_buf_add_highlight,
+            bufnr,
+            ns_previewer,
+            "TelescopeResultsIdentifier",
+            i - 1,
+            hstart - 1,
+            hend
+          )
         end
       end
       local _, cstart = line:find "- %("
       if cstart then
         local cend = string.find(line, "%) ")
         if cend then
-          vim.api.nvim_buf_add_highlight(bufnr, ns_previewer, "TelescopeResultsConstant", i - 1, cstart - 1, cend)
+          pcall(
+            vim.api.nvim_buf_add_highlight,
+            bufnr,
+            ns_previewer,
+            "TelescopeResultsConstant",
+            i - 1,
+            cstart - 1,
+            cend
+          )
         end
       end
       local dstart, _ = line:find " %(%d"
       if dstart then
-        vim.api.nvim_buf_add_highlight(bufnr, ns_previewer, "TelescopeResultsSpecialComment", i - 1, dstart, #line)
+        pcall(
+          vim.api.nvim_buf_add_highlight,
+          bufnr,
+          ns_previewer,
+          "TelescopeResultsSpecialComment",
+          i - 1,
+          dstart,
+          #line
+        )
       end
     end
   end