Fix Bukkit Description being null, supply usage/description to Sponge/Bungee

bukkit/src/main/java/co/aikar/commands/BukkitRootCommand.java

@@ -94,35 +94,4 @@ public class BukkitRootCommand extends Command implements RootCommand {
         return defCommand;
     }
 
-    @Override
-    public String getDescription() {
-        final RegisteredCommand cmd = this.getDefaultRegisteredCommand();
-        if (cmd != null) {
-            return cmd.helpText;
-        }
-        BaseCommand defCommand = getDefCommand();
-        if (defCommand != null) {
-            Description descAnno = defCommand.getClass().getAnnotation(Description.class);
-            if (descAnno != null) {
-                return descAnno.value();
-            }
-        }
-        return "";
-    }
-
-    @Override
-    public String getUsage() {
-        final RegisteredCommand cmd = this.getDefaultRegisteredCommand();
-        if (cmd != null) {
-            return cmd.syntaxText;
-        }
-        BaseCommand defCommand = getDefCommand();
-        if (defCommand != null) {
-            Syntax syntaxAnno = defCommand.getClass().getAnnotation(Syntax.class);
-            if (syntaxAnno != null) {
-                return syntaxAnno.value();
-            }
-        }
-        return "";
-    }
 }

core/src/main/java/co/aikar/commands/RootCommand.java

@@ -23,6 +23,8 @@
 
 package co.aikar.commands;
 
+import co.aikar.commands.annotation.Description;
+import co.aikar.commands.annotation.Syntax;
 import co.aikar.commands.apachecommonslang.ApacheCommonsLangUtil;
 import com.google.common.collect.SetMultimap;
 
@@ -108,4 +110,26 @@ interface RootCommand {
     default BaseCommand getDefCommand(){
         return null;
     }
+
+
+    default String getDescription() {
+        final RegisteredCommand cmd = this.getDefaultRegisteredCommand();
+        if (cmd != null) {
+            return cmd.helpText != null ? cmd.helpText : "";
+        }
+        BaseCommand defCommand = getDefCommand();
+        if (defCommand != null && defCommand.description != null) {
+            return defCommand.description;
+        }
+        return "";
+    }
+
+
+    default String getUsage() {
+        final RegisteredCommand cmd = this.getDefaultRegisteredCommand();
+        if (cmd != null) {
+            return cmd.syntaxText != null ? cmd.syntaxText : "";
+        }
+        return "";
+    }
 }

sponge/src/main/java/co/aikar/commands/SpongeRootCommand.java

@@ -77,7 +77,8 @@ public class SpongeRootCommand implements CommandCallable, RootCommand {
 
     @Override
     public Optional<Text> getShortDescription(@NotNull CommandSource source) {
-        return Optional.empty();
+        String description = getDescription();
+        return description != null ? Optional.of(Text.of(description)) : Optional.empty();
     }
 
     @Override
@@ -87,7 +88,8 @@ public class SpongeRootCommand implements CommandCallable, RootCommand {
 
     @Override
     public Text getUsage(@NotNull CommandSource source) {
-        return Text.of();
+        String usage = getUsage();
+        return usage != null ? Text.of(usage) : Text.of();
     }
 
     private CommandResult executeSponge(CommandIssuer sender, String commandLabel, String[] args) {