fix(signature): prevent tuple parameters from being split up

Author: f-ell

script/core/signature.lua

@@ -63,7 +63,11 @@ local function makeOneSignature(source, oop, index)
  : gsub('%b{}', function (str)
  return ('_'):rep(#str)
  end)
- : gsub('[%[%]%(%)]', '_')
+ : gsub ('%b[]', function (str)
+ return ('_'):rep(#str)
+ end)
+ : gsub('[%(%)]', '_')
+
  for start, finish in converted:gmatch '%s*()[^,]+()' do
  i = i + 1
  params[i] = {