Merge branch 'master' into 1.17

src/main/java/carpet/script/CarpetEventServer.java

@@ -268,6 +268,12 @@ public class CarpetEventServer
         };
         public static final Event NETHER_TICK = new Event("tick_nether", 0, true)
         {
+            @Override
+            public boolean deprecated()
+            {
+                return true;
+            }
+
             @Override
             public void onTick()
             {
@@ -279,6 +285,11 @@ public class CarpetEventServer
         };
         public static final Event ENDER_TICK = new Event("tick_ender", 0, true)
         {
+            @Override
+            public boolean deprecated()
+            {
+                return true;
+            }
             @Override
             public void onTick()
             {
@@ -804,6 +815,7 @@ public class CarpetEventServer
         {
             return handler.callList.size() > 0;
         }
+        public boolean deprecated() {return false;}
         //stubs for calls just to ease calls in vanilla code so they don't need to deal with scarpet value types
         public void onTick() { }
         public void onChunkGenerated(ServerWorld world, Chunk chunk) { }
@@ -900,10 +912,10 @@ public class CarpetEventServer
 
     private boolean canAddEvent(Event event, ScriptHost host)
     {
+        if (event.deprecated()) host.issueDeprecation(event.name+" event");
         return !(event.globalOnly && (host.perUser || host.parent != null));
     }
 
-
     public boolean removeEventFromCommand(ServerCommandSource source, String event, String funName)
     {
         Event ev = Event.getEvent(event, CarpetServer.scriptServer);

src/main/java/carpet/script/CarpetScriptHost.java

@@ -57,7 +57,10 @@ public class CarpetScriptHost extends ScriptHost
     public Map<Value, Value> appConfig;
     public Map<String, CommandArgument> appArgTypes;
 
-    private CarpetScriptHost(CarpetScriptServer server, Module code, boolean perUser, ScriptHost parent, Map<Value, Value> config, Map<String, CommandArgument> argTypes)
+    Function<ServerCommandSource, Boolean> commandValidator;
+    boolean isRuleApp;
+
+    private CarpetScriptHost(CarpetScriptServer server, Module code, boolean perUser, ScriptHost parent, Map<Value, Value> config, Map<String, CommandArgument> argTypes, Function<ServerCommandSource, Boolean> commandValidator, boolean isRuleApp)
     {
         super(code, perUser, parent);
         this.saveTimeout = 0;
@@ -74,11 +77,13 @@ public class CarpetScriptHost extends ScriptHost
         }
         appConfig = config;
         appArgTypes = argTypes;
+        this.commandValidator = commandValidator;
+        this.isRuleApp = isRuleApp;
     }
 
-    public static CarpetScriptHost create(CarpetScriptServer scriptServer, Module module, boolean perPlayer, ServerCommandSource source)
+    public static CarpetScriptHost create(CarpetScriptServer scriptServer, Module module, boolean perPlayer, ServerCommandSource source, Function<ServerCommandSource, Boolean> commandValidator, boolean isRuleApp)
     {
-        CarpetScriptHost host = new CarpetScriptHost(scriptServer, module, perPlayer, null, Collections.emptyMap(), new HashMap<>());
+    CarpetScriptHost host = new CarpetScriptHost(scriptServer, module, perPlayer, null, Collections.emptyMap(), new HashMap<>(), commandValidator, isRuleApp);
         // parse code and convert to expression
         if (module != null)
         {
@@ -169,7 +174,7 @@ public class CarpetScriptHost extends ScriptHost
     @Override
     protected ScriptHost duplicate()
     {
-        return new CarpetScriptHost(scriptServer, main, false, this, appConfig, appArgTypes);
+        return new CarpetScriptHost(scriptServer, main, false, this, appConfig, appArgTypes, commandValidator, isRuleApp);
     }
 
     @Override
@@ -739,4 +744,15 @@ public class CarpetScriptHost extends ScriptHost
     {
         return scriptServer;
     }
+
+    @Override
+    public boolean issueDeprecation(String feature)
+    {
+        if(super.issueDeprecation(feature))
+        {
+            Messenger.m(responsibleSource, "rb '"+feature+"' is deprecated and soon will be removed. Please consult the docs for their replacement");
+            return true;
+        }
+        return false;
+    }
 }

src/main/java/carpet/script/CarpetScriptServer.java

@@ -84,6 +84,8 @@ public class CarpetScriptServer
         registerBuiltInScript(BundledModule.carpetNative("math", true));
         registerBuiltInScript(BundledModule.carpetNative("chunk_display", false));
         registerBuiltInScript(BundledModule.carpetNative("ai_tracker", false));
+        registerBuiltInScript(BundledModule.carpetNative("draw_beta", false));
+        registerBuiltInScript(BundledModule.carpetNative("distance_beta", false));
     }
 
     public CarpetScriptServer(MinecraftServer server)
@@ -101,7 +103,7 @@ public class CarpetScriptServer
         tickStart = 0L;
         stopAll = false;
         holyMoly = server.getCommandManager().getDispatcher().getRoot().getChildren().stream().map(CommandNode::getName).collect(Collectors.toSet());
-        globalHost = CarpetScriptHost.create(this, null, false, null);
+        globalHost = CarpetScriptHost.create(this, null, false, null, p -> true, false);
     }
 
     public void initializeForWorld()
@@ -117,7 +119,7 @@ public class CarpetScriptServer
             Messenger.m(server.getCommandSource(), "Auto-loading world scarpet apps");
             for (String moduleName: listAvailableModules(false))
             {
-                addScriptHost(server.getCommandSource(), moduleName, true, true, null);
+                addScriptHost(server.getCommandSource(), moduleName, null, true, true, false);
             }
         }
 
@@ -168,7 +170,7 @@ public class CarpetScriptServer
         {
             for (Module mi : bundledModuleData)
             {
-                if (!mi.isLibrary()) moduleNames.add(mi.getName());
+                if (!mi.isLibrary() && !mi.getName().endsWith("_beta")) moduleNames.add(mi.getName());
             }
         }
         File folder = server.getSavePath(WorldSavePath.ROOT).resolve("scripts").toFile();
@@ -193,10 +195,11 @@ public class CarpetScriptServer
         return modules.get(name);
     }
 
-    public boolean addScriptHost(ServerCommandSource source, String name, boolean perPlayer, boolean autoload, Function<ServerCommandSource, Boolean> commandValidator)
+    public boolean addScriptHost(ServerCommandSource source, String name, Function<ServerCommandSource, Boolean> commandValidator,
+                                 boolean perPlayer, boolean autoload, boolean isRuleApp)
     {
         //TODO add per player modules to support player actions better on a server
-        boolean isRuleApp = commandValidator != null;
+        if (commandValidator == null) commandValidator = p -> true;
         long start = System.nanoTime();
         name = name.toLowerCase(Locale.ROOT);
         boolean reload = false;
@@ -212,7 +215,7 @@ public class CarpetScriptServer
             Messenger.m(source, "r Failed to add "+name+" app");
             return false;
         }
-        CarpetScriptHost newHost = CarpetScriptHost.create(this, module, perPlayer, source);
+        CarpetScriptHost newHost = CarpetScriptHost.create(this, module, perPlayer, source, commandValidator, isRuleApp);
         if (newHost == null)
         {
             Messenger.m(source, "r Failed to add "+name+" app");
@@ -434,13 +437,26 @@ public class CarpetScriptServer
         }
     }
 
+    static class TransferData
+    {
+        boolean perUser;
+        Function<ServerCommandSource, Boolean> commandValidator;
+        boolean isRuleApp;
+        private TransferData(CarpetScriptHost host)
+        {
+            perUser = host.perUser;
+            commandValidator = host.commandValidator;
+            isRuleApp = host.isRuleApp;
+        }
+    }
+
     public void reload(MinecraftServer server)
     {
-        Map<String, Boolean> apps = new HashMap<>();
-        modules.forEach((s, h) -> apps.put(s, h.perUser));
+        Map<String, TransferData> apps = new HashMap<>();
+        modules.forEach((s, h) -> apps.put(s, new TransferData(h)));
         apps.keySet().forEach(s -> removeScriptHost(server.getCommandSource(), s, false, false));
         CarpetEventServer.Event.clearAllBuiltinEvents();
         init();
-        apps.forEach((s, pp) -> addScriptHost(server.getCommandSource(), s, pp, false, null));
+        apps.forEach((s, data) -> addScriptHost(server.getCommandSource(), s,data.commandValidator, data.perUser,false, data.isRuleApp));
     }
 }

src/main/java/carpet/script/Expression.java

@@ -366,7 +366,28 @@ public class Expression
 
     public void alias(String copy, String original)
     {
-        functions.put(copy, functions.get(original));
+        ILazyFunction originalFunction = functions.get(original);
+        functions.put(copy, new ILazyFunction()
+        {
+            @Override
+            public int getNumParams()
+            {
+                return originalFunction.getNumParams();
+            }
+
+            @Override
+            public boolean numParamsVaries()
+            {
+                return originalFunction.numParamsVaries();
+            }
+
+            @Override
+            public LazyValue lazyEval(Context c, Integer type, Expression expr, Tokenizer.Token token, List<LazyValue> lazyParams)
+            {
+                c.host.issueDeprecation(copy+"(...)");
+                return originalFunction.lazyEval(c, type, expr, token, lazyParams);
+            }
+        });
     }
 
 

src/main/java/carpet/script/ScriptHost.java

@@ -8,9 +8,11 @@ import carpet.script.value.FunctionValue;
 import carpet.script.value.Value;
 import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
 import it.unimi.dsi.fastutil.objects.Object2ObjectOpenHashMap;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
-import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -34,6 +36,8 @@ public abstract class ScriptHost
     private final Map<Value, Object> locks = new ConcurrentHashMap<>();
     protected boolean inTermination = false;
 
+    private final Set<String> deprecations = new HashSet<>();
+
     public Random getRandom(long aLong)
     {
         if (randomizers.size() > 1024)
@@ -379,4 +383,14 @@ public abstract class ScriptHost
     {
         errorSnooper=null;
     }
+
+    public static final Logger DEPRECATION_LOG = LogManager.getLogger("Scarpet Deprecation Warnings");
+
+    public boolean issueDeprecation(String feature)
+    {
+        if (deprecations.contains(feature)) return false;
+        deprecations.add(feature);
+        DEPRECATION_LOG.warn("'"+feature+"' is deprecated and soon will be removed. Please consult the docs for their replacement");
+        return true;
+    }
 }

src/main/java/carpet/script/api/Auxiliary.java

@@ -577,6 +577,7 @@ public class Auxiliary {
 
         expression.addLazyFunction("seed", -1, (c, t, lv) -> {
             ServerCommandSource s = ((CarpetContext)c).s;
+            c.host.issueDeprecation("seed()");
             Value ret = new NumericValue(s.getWorld().getSeed());
             return (cc, tt) -> ret;
         });
@@ -785,6 +786,7 @@ public class Auxiliary {
             boolean shared = false;
             if (lv.size()>0)
             {
+                c.host.issueDeprecation("load_app_data(...) with arguments");
                 file = recognizeResource(lv.get(0).evalValue(c));
                 if (lv.size() > 1)
                 {
@@ -807,6 +809,7 @@ public class Auxiliary {
             boolean shared = false;
             if (lv.size()>1)
             {
+                c.host.issueDeprecation("store_app_data(...) with more than one argument");
                 file = recognizeResource(lv.get(1).evalValue(c));
                 if (lv.size() > 2)
                 {

src/main/java/carpet/script/api/Scoreboards.java

@@ -56,7 +56,7 @@ public class Scoreboards {
             }
             String objectiveName = lv.get(0).evalValue(c).getString();
             ScoreboardObjective objective = scoreboard.getObjective(objectiveName);
-            if (objective == null) throw new InternalExpressionException("Unknown objective: "+objectiveName);
+            if (objective == null) return LazyValue.NULL;
             if (lv.size()==1)
             {
                 Value ret = ListValue.wrap(scoreboard.getAllPlayerScores(objective).stream().map(s -> new StringValue(s.getPlayerName())).collect(Collectors.toList()));
@@ -143,7 +143,7 @@ public class Scoreboards {
             }
             String objectiveString = target.getString();
             ScoreboardObjective objective = scoreboard.getObjective(objectiveString);
-            if (objective == null) throw new InternalExpressionException("Objective doesn't exist: "+objectiveString);
+            if (objective == null) return LazyValue.NULL;
             scoreboard.setObjectiveSlot(slot, objective);
             return (_c, _t) -> new NumericValue(slot);
         });

src/main/java/carpet/script/api/WorldAccess.java

@@ -543,6 +543,7 @@ public class WorldAccess {
         // Deprecated, use loaded_status as more indicative
         expression.addLazyFunction("loaded_ep", -1, (c, t, lv) ->
         {
+            c.host.issueDeprecation("loaded_ep(...)");
             BlockPos pos = BlockArgument.findIn((CarpetContext)c, lv, 0).block.getPos();
             Value retval = ((CarpetContext)c).s.getWorld().getChunkManager().shouldTickChunk(new ChunkPos(pos))?Value.TRUE : Value.FALSE;
             return (c_, t_) -> retval;
@@ -739,11 +740,12 @@ public class WorldAccess {
                 return (c_, t_) -> Value.FALSE;
             BlockState finalSourceBlockState = sourceBlockState;
             BlockPos targetPos = targetLocator.block.getPos();
+            Boolean[] result = new Boolean[]{true};
             cc.s.getMinecraftServer().submitAndJoin( () ->
             {
                 Clearable.clear(world.getBlockEntity(targetPos));
-                world.setBlockState(targetPos, finalSourceBlockState, 2);
-                if (finalData != null)
+                boolean success = world.setBlockState(targetPos, finalSourceBlockState, 2);
+                if (success && finalData != null)
                 {
                     BlockEntity be = world.getBlockEntity(targetPos);
                     if (be != null)
@@ -756,7 +758,9 @@ public class WorldAccess {
                         be.markDirty();
                     }
                 }
+                result[0] = success;
             });
+            if (!result[0]) return LazyValue.FALSE;
             Value retval = new BlockValue(finalSourceBlockState, world, targetLocator.block.getPos());
             return (c_, t_) -> retval;
         });
@@ -962,6 +966,7 @@ public class WorldAccess {
         // Deprecated for block_state()
         expression.addLazyFunction("property", -1, (c, t, lv) ->
         {
+            c.host.issueDeprecation("property(...)");
             BlockArgument locator = BlockArgument.findIn((CarpetContext) c, lv, 0);
             BlockState state = locator.block.getBlockState();
             if (lv.size() <= locator.offset)
@@ -978,6 +983,7 @@ public class WorldAccess {
         // Deprecated for block_state()
         expression.addLazyFunction("block_properties", -1, (c, t, lv) ->
         {
+            c.host.issueDeprecation("block_properties(...)");
             BlockArgument locator = BlockArgument.findIn((CarpetContext) c, lv, 0);
             BlockState state = locator.block.getBlockState();
             StateManager<Block, BlockState> states = state.getBlock().getStateManager();