fix: add version check for nvim_set_option_value and nvim_get_option_value

lua/outline/utils/init.lua

@@ -123,4 +123,54 @@ function M.deepcopy_excluding(t, keys)
   return res
 end
 
+--- Get option value of given buffer.
+--- @param bufnr integer
+--- @param name string
+--- @return any
+function M.buf_get_option(bufnr, name)
+  if _G._outline_nvim_has[10] then
+    return vim.api.nvim_get_option_value(name, { buf = bufnr })
+  else
+    ---@diagnostic disable-next-line:deprecated
+    return vim.api.nvim_buf_get_option(bufnr, name)
+  end
+end
+
+--- Set option value of given buffer.
+--- @param bufnr integer
+--- @param name string
+function M.buf_set_option(bufnr, name, value)
+  if _G._outline_nvim_has[10] then
+    return vim.api.nvim_set_option_value(name, value, { buf = bufnr })
+  else
+    ---@diagnostic disable-next-line:deprecated
+    return vim.api.nvim_buf_set_option(bufnr, name, value)
+  end
+end
+
+--- Get option value of given window.
+--- @param winnr integer
+--- @param name string
+--- @return any
+function M.win_get_option(winnr, name)
+  if _G._outline_nvim_has[10] then
+    return vim.api.nvim_get_option_value(name, { win = winnr })
+  else
+    ---@diagnostic disable-next-line:deprecated
+    return vim.api.nvim_buf_get_option(winnr, name)
+  end
+end
+
+--- Set option value of given window.
+--- @param winnr integer
+--- @param name string
+function M.win_set_option(winnr, name, value)
+  if _G._outline_nvim_has[10] then
+    return vim.api.nvim_set_option_value(name, value, { win = winnr })
+  else
+    ---@diagnostic disable-next-line:deprecated
+    return vim.api.nvim_win_set_option(winnr, name, value)
+  end
+end
+
 return M

lua/outline/utils/lsp.lua

@@ -1,4 +1,5 @@
 local config = require('outline.config')
+local utils = require('outline.utils')
 
 local M = {}
 
@@ -14,7 +15,7 @@ function M.is_buf_attached_to_lsp(bufnr)
 end
 
 function M.is_buf_markdown(bufnr)
-  return vim.api.nvim_get_option_value('ft', { buf = bufnr }) == 'markdown'
+  return utils.buf_get_option(bufnr, 'ft') == 'markdown'
 end
 
 --- Merge all client token lists in an LSP response