Add StdLib and Rank Table

locale/StdLib/game.lua

@@ -0,0 +1,26 @@
+--- Game module
+-- @module Game
+-- @usage local Game = require('stdlib/game')
+
+Game = {} --luacheck: allow defined top
+
+Game.VALID_FILTER = function(v)
+    return v.valid
+end
+
+--- Messages all players currently connected to the game
+-- @tparam string msg message to send to players
+-- @param[opt] condition condition to be true for the player to be messaged
+-- @treturn int the number of players who received the message. Offline players are not counted as having received the message.
+function Game.print_all(msg, condition)
+    local num = 0
+    for _, player in pairs(game.connected_players) do
+        if condition == nil or select(2, pcall(condition, player)) then
+            player.print(msg)
+            num = num + 1
+        end
+    end
+    return num
+end
+
+return Game