fix: can use nested records in global 'table' record

Author: hishamhm

spec/declaration/local_spec.lua

@@ -98,6 +98,11 @@ describe("local", function()
          { msg = "b" },
       }))
 
+      it("local type can declare a type alias for table", util.check([[
+         local type PackTable = table.PackTable
+         local args: table.PackTable<integer> = table.pack(1, 2, 3)
+      ]]))
+
       it("local type can declare a nominal type alias (regression test for #238)", function ()
          util.mock_io(finally, {
             ["module.tl"] = [[

tl.lua

@@ -2586,7 +2586,7 @@ do
       local st = simple_types[tk]
       if st then
          return i + 1, new_type(ps, i, tk)
-      elseif tk == "table" then
+      elseif tk == "table" and ps.tokens[i + 1].tk ~= "." then
          local typ = new_type(ps, i, "map")
          typ.keys = new_type(ps, i, "any")
          typ.values = new_type(ps, i, "any")

tl.tl

@@ -2586,7 +2586,7 @@ local function parse_simple_type_or_nominal(ps: ParseState, i: integer): integer
    local st = simple_types[tk as TypeName]
    if st then
       return i + 1, new_type(ps, i, tk as TypeName)
-   elseif tk == "table" then
+   elseif tk == "table" and ps.tokens[i + 1].tk ~= "."  then
       local typ = new_type(ps, i, "map") as MapType
       typ.keys = new_type(ps, i, "any")
       typ.values = new_type(ps, i, "any")