Created test module

tools/src/io/anuke/mindustry/BundleLauncher.java

@@ -0,0 +1,73 @@
+package io.anuke.mindustry;
+
+import com.badlogic.gdx.utils.Array;
+import com.badlogic.gdx.utils.ObjectMap;
+import com.badlogic.gdx.utils.OrderedMap;
+import com.badlogic.gdx.utils.PropertiesUtils;
+import io.anuke.ucore.util.Log;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+public class BundleLauncher {
+
+    public static void main(String[] args) throws Exception{
+        File file = new File("bundle.properties");
+        OrderedMap<String, String> base = new OrderedMap<>();
+        PropertiesUtils.load(base, new InputStreamReader(new FileInputStream(file)));
+        Array<String> removals = new Array<>();
+
+        Files.walk(Paths.get("")).forEach(child -> {
+            try {
+                if (child.getFileName().toString().equals("bundle.properties") || Files.isDirectory(child) || child.toString().contains("output")) return;
+
+                Log.info("Parsing bundle: {0}", child);
+
+                OrderedMap<String, String> other = new OrderedMap<>();
+                PropertiesUtils.load(other, Files.newBufferedReader(child));
+                removals.clear();
+
+                for(String key : other.orderedKeys()){
+                    if(!base.containsKey(key) && !key.contains(".description")){
+                        removals.add(key);
+                        Log.info("&lr- Removing unused key '{0}'...", key);
+                    }
+                }
+                Log.info("&lr{0} keys removed.", removals.size);
+                for(String s : removals){
+                    other.remove(s);
+                }
+
+                int added = 0;
+
+                for(String key : base.orderedKeys()){
+                    if(!other.containsKey(key)){
+                        other.put(key, base.get(key));
+                        added ++;
+                        Log.info("&lc- Adding missing key '{0}'...", key);
+                    }
+                }
+
+                Path output = child.resolveSibling("output/" + child.getFileName());
+
+                Log.info("&lc{0} keys added.", added);
+                Log.info("Writing bundle to {0}", output);
+                StringBuilder result = new StringBuilder();
+                for(ObjectMap.Entry<String, String> e : other.entries()){
+                    result.append(e.toString().replace("\\", "\\\\").replace("\n", "\\n"));
+                    result.append("\n");
+                }
+                Files.write(child, result.toString().getBytes());
+
+            }catch (IOException e){
+                throw new RuntimeException(e);
+            }
+        });
+    }
+
+}