only mark return without any values

Author: Cr4xy

script/core/diagnostics/redundant-return.lua

@@ -14,13 +14,8 @@ return function (uri, callback)
  if not source.parent or source.parent.type ~= "function" then
  return
  end
- for _, node in ipairs(source) do
- while node and node.type == "paren" do
- node = node.exp
- end
- if node and (node.type ~= "nil" or #node > 0) then
- return
- end
+ if #source > 0 then
+ return
  end
  callback {
  start = source.start,