From f9a46391ab5961fe6c6b7d1efdc96befdd495c11 Mon Sep 17 00:00:00 2001
From: Lewis Russell <lewis6991@gmail.com>
Date: Mon, 6 Mar 2023 10:57:14 +0000
Subject: refactor(treesitter): simplify some range functions

---
 runtime/lua/vim/treesitter/_range.lua | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'runtime/lua/vim/treesitter/_range.lua')

diff --git a/runtime/lua/vim/treesitter/_range.lua b/runtime/lua/vim/treesitter/_range.lua
index 8decd3a1fd..bec24a23a5 100644
--- a/runtime/lua/vim/treesitter/_range.lua
+++ b/runtime/lua/vim/treesitter/_range.lua
@@ -53,6 +53,26 @@ M.cmp_pos = {
 
 setmetatable(M.cmp_pos, { __call = cmp_pos })
 
+---@private
+---Check if a variable is a valid range object
+---@param r any
+---@return boolean
+function M.validate(r)
+  if type(r) ~= 'table' or #r ~= 6 and #r ~= 4 then
+    return false
+  end
+
+  for _, e in
+    ipairs(r --[[@as any[] ]])
+  do
+    if type(e) ~= 'number' then
+      return false
+    end
+  end
+
+  return true
+end
+
 ---@private
 ---@param r1 Range4|Range6
 ---@param r2 Range4|Range6
-- 
cgit