update checking for keyword global

Author: sumneko

script/parser/compile.lua

@@ -1607,7 +1607,15 @@ local function isKeyWord(word, nextToken)
     end
     if word == 'global' then
         if State.version == 'Lua 5.5' then
-            return true
+            if not nextToken then
+                return true
+            end
+            if nextToken == '*'
+            or nextToken == '<'
+            or CharMapWord[ssub(nextToken, 1, 1)] then
+                return true
+            end
+            return false
         end
         return false
     end

test/hover/init.lua

@@ -253,7 +253,7 @@ TEST[[
 TEST [[
 local <?v?> = collectgarbage()
 ]]
-"local v: any"
+"local v: nil"
 
 TEST [[
 local type