feat(rainbow_delims): line detections for c/cpp

lua/modules/configs/editor/rainbow_delims.lua

@@ -1,20 +1,25 @@
 return function()
-	local function init_strategy()
-		local errors = 200
-		vim.treesitter.get_parser():for_each_tree(function(lt)
-			if lt:root():has_error() and errors >= 0 then
-				errors = errors - 1
+	local function init_strategy(check_lines)
+		return function()
+			local errors = 200
+			vim.treesitter.get_parser():for_each_tree(function(lt)
+				if lt:root():has_error() and errors >= 0 then
+					errors = errors - 1
+				end
+			end)
+			if errors < 0 then
+				return nil
 			end
-		end)
-		if errors < 0 then
-			return nil
+			return (check_lines and vim.fn.line("$") > 450) and require("rainbow-delimiters").strategy["global"]
+				or require("rainbow-delimiters").strategy["local"]
 		end
-		return require("rainbow-delimiters").strategy["local"]
 	end
 
 	vim.g.rainbow_delimiters = {
 		strategy = {
-			[""] = init_strategy,
+			[""] = init_strategy(false),
+			c = init_strategy(true),
+			cpp = init_strategy(true),
 		},
 		query = {
 			[""] = "rainbow-delimiters",