add table size

lua/sourcer/init.lua

@@ -2,7 +2,6 @@ local M = {}
 
 function M.lookup()
 	local keywords = vim.fn.getreg("*") -- receive yanked text
-	keywords = keywords:sub(2, #keywords)
 	local url = "https://dl.acm.org/action/doSearch?AllField=" .. keywords
 	url, empty = url:gsub(" ", "+")
 
@@ -37,7 +36,7 @@ function M.lookup()
 
 	print("Keywords: " .. keywords)
 	print("URL: " .. url)
-	print("links: " .. doi_links[0])
+	print("Links: " .. #doi_links)
 end
 
 return M