Don't use a no-op suggester

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/DefaultBlockParser.java

@@ -201,7 +201,7 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         // TODO Include states
         return BlockType.REGISTRY.keySet().stream();
     }

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/DefaultItemParser.java

@@ -41,7 +41,7 @@ public class DefaultItemParser extends InputParser<BaseItem> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         return ItemType.REGISTRY.keySet().stream();
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/mask/BiomeMaskParser.java

@@ -45,7 +45,7 @@ public class BiomeMaskParser extends InputParser<Mask> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         return BiomeType.REGISTRY.keySet().stream().map(biomeType -> "$" + biomeType);
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/mask/BlockCategoryMaskParser.java

@@ -38,7 +38,7 @@ public class BlockCategoryMaskParser extends InputParser<Mask> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         return BlockCategory.REGISTRY.keySet().stream().map(str -> "##" + str);
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/mask/BlocksMaskParser.java

@@ -43,8 +43,8 @@ public class BlocksMaskParser extends InputParser<Mask> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
-        return worldEdit.getBlockFactory().getSuggestions();
+    public Stream<String> getSuggestions(String input) {
+        return worldEdit.getBlockFactory().getSuggestions(input).stream();
     }
 
     @Override

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/BlockCategoryPatternParser.java

@@ -40,7 +40,7 @@ public class BlockCategoryPatternParser extends InputParser<Pattern> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         return BlockCategory.REGISTRY.keySet().stream().map(str -> "##" + str);
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/ClipboardPatternParser.java

@@ -40,7 +40,7 @@ public class ClipboardPatternParser extends InputParser<Pattern> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
+    public Stream<String> getSuggestions(String input) {
         return Stream.of("#clipboard", "#copy");
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/pattern/SingleBlockPatternParser.java

@@ -36,8 +36,8 @@ public class SingleBlockPatternParser extends InputParser<Pattern> {
     }
 
     @Override
-    public Stream<String> getSuggestions() {
-        return worldEdit.getBlockFactory().getSuggestions();
+    public Stream<String> getSuggestions(String input) {
+        return worldEdit.getBlockFactory().getSuggestions(input).stream();
     }
 
     @Override