Adjusts indentation for better readability

scripts/telnet-brute.nse

@@ -134,19 +134,19 @@ local Connection = { methods = {} }
 Connection.new = function (host, port, proto)
   local soc = nmap.new_socket(proto)
   if not soc then return nil end
-  return setmetatable(  {
-    socket = soc,
-    isopen = false,
-    buffer = nil,
-    error = nil,
-    host = host,
-    port = port,
-    proto = proto
-  },
-  {
-    __index = Connection.methods,
-    __gc = Connection.methods.close
-  } )
+  return setmetatable({
+                        socket = soc,
+                        isopen = false,
+                        buffer = nil,
+                        error = nil,
+                        host = host,
+                        port = port,
+                        proto = proto
+                      },
+                      {
+                        __index = Connection.methods,
+                        __gc = Connection.methods.close
+                      })
 end
 
 
@@ -239,8 +239,8 @@ Connection.methods.fill_buffer = function (self, data)
     end
 
     optbuf = optbuf .. string.char(255)
-      .. string.char(opttype)
-      .. string.char(opt)
+                    .. string.char(opttype)
+                    .. string.char(opt)
     oldpos = newpos + 3
   end
 
@@ -307,12 +307,12 @@ Target.new = function (host, port)
   if not soc then return nil end
   soc:close()
   return setmetatable({
-    host = host,
-    port = port,
-    proto = proto,
-    workers = setmetatable({}, { __mode = "k" })
-  },
-  { __index = Target.methods } )
+                        host = host,
+                        port = port,
+                        proto = proto,
+                        workers = setmetatable({}, { __mode = "k" })
+                      },
+                      { __index = Target.methods })
 end
 
 
@@ -336,7 +336,7 @@ end
 Target.methods.attach = function (self)
   local worker = self.workers[coroutine.running()]
   local conn = worker.conn
-    or Connection.new(self.host, self.port, self.proto)
+               or Connection.new(self.host, self.port, self.proto)
   if not conn then return false, "Unable to allocate connection" end
   worker.conn = conn
 
@@ -406,13 +406,13 @@ Driver.new = function (self, host, port, target)
   assert(host == target.host and port == target.port, "Target mismatch")
   target:worker()
   return setmetatable({
-    target = target,
-    connect = telnet_autosize
-    and Driver.methods.connect_autosize
-    or Driver.methods.connect_simple,
-    thread_exit = nmap.condvar(target)
-  },
-  { __index = Driver.methods } )
+                        target = target,
+                        connect = telnet_autosize
+                                  and Driver.methods.connect_autosize
+                                  or Driver.methods.connect_simple,
+                        thread_exit = nmap.condvar(target)
+                      },
+                      { __index = Driver.methods })
 end
 
 
@@ -492,9 +492,9 @@ Driver.methods.prompt = function (self)
   repeat
     line = conn:get_line()
   until not line
-  or is_username_prompt(line)
-  or is_password_prompt(line)
-  or not conn:discard_line()
+        or is_username_prompt(line)
+        or is_password_prompt(line)
+        or not conn:discard_line()
   return line
 end