perchance fix suggestions not showing when the literal is valid

common/site/lab0x13/scrow/commands/CommandHandler.java

@@ -2,7 +2,6 @@ package site.lab0x13.scrow.commands;
 
 import site.lab0x13.scrow.commands.model.CommandContext;
 import site.lab0x13.scrow.commands.model.literal.LiteralMeta;
-import site.lab0x13.scrow.commands.model.literal.MessageStyle;
 import site.lab0x13.scrow.commands.model.literal.RootLiteral;
 import site.lab0x13.scrow.commands.parser.NodeTreeWalker;
 import site.lab0x13.scrow.commands.parser.WalkResult;
@@ -45,23 +44,18 @@ public class CommandHandler<C extends CommandContext<C>> {
         String input = null;
         switch (walkResult) {
             case WalkResult.LiteralUnknown<C> res -> {
-                stream = res.lastLiteral().subLiteralMetas().stream()
+                stream = filterMetas(ctx, res.lastLiteral().subLiteralMetas());
-                        .filter(literalMeta -> platformAdapter.checkPermission(ctx, literalMeta.permission()))
-                        .map(LiteralMeta::names)
-                        .flatMap(Collection::stream);
                 input = res.input();
             }
             case WalkResult.LiteralExpected<C> res when trailingSpace ->
-                    stream = res.lastLiteral().subLiteralMetas().stream()
+                    stream = filterMetas(ctx, res.lastLiteral().subLiteralMetas());
-                            .filter(literalMeta -> platformAdapter.checkPermission(ctx, literalMeta.permission()))
-                            .map(LiteralMeta::names)
-                            .flatMap(Collection::stream);
             case WalkResult.ArgumentIllegal<C> res -> {
                 stream = res.arg().suggestionProvider().suggest(ctx, res.input()).stream();
                 input = res.input();
             }
             case WalkResult.ArgumentExpected<C> res when trailingSpace ->
                     stream = res.arg().suggestionProvider().suggest(ctx, "").stream();
+            case WalkResult.Complete<C> res when !trailingSpace -> stream = filterMetas(ctx, res.alternativeLiterals());
             default -> {
                 return Collections.emptyList();
             }
@@ -73,4 +67,11 @@ public class CommandHandler<C extends CommandContext<C>> {
                 .filter(s -> s.startsWith(finalInput))
                 .toList();
     }
+
+    private Stream<String> filterMetas(C ctx, List<? extends LiteralMeta> metas) {
+        return metas.stream()
+                .filter(literalMeta -> platformAdapter.checkPermission(ctx, literalMeta.permission()))
+                .map(LiteralMeta::names)
+                .flatMap(Collection::stream);
+    }
 }

common/site/lab0x13/scrow/commands/parser/NodeTreeWalker.java

@@ -7,6 +7,7 @@ import site.lab0x13.scrow.commands.model.argument.Argument;
 import site.lab0x13.scrow.commands.model.literal.Literal;
 import site.lab0x13.scrow.commands.model.literal.RootLiteral;
 
+import java.util.Collections;
 import java.util.Iterator;
 
 import static java.util.Objects.requireNonNull;
@@ -25,6 +26,7 @@ public class NodeTreeWalker<C extends CommandContext<C>> {
             Iterator<String> iter
     ) {
         var cursor = new Cursor(iter);
+        Literal<C> previousLiteral = null;
         Literal<C> literal = rootLiteral;
 
         while (true) {
@@ -41,6 +43,7 @@ public class NodeTreeWalker<C extends CommandContext<C>> {
             var nextLiteral = literal.getSubLiteral(literalName);
             if (nextLiteral == null || !platformAdapter.checkPermission(ctx, nextLiteral.permission()))
                 return new WalkResult.LiteralUnknown<>(ctx, literal, literalName);
+            previousLiteral = literal;
             literal = nextLiteral;
         }
 
@@ -49,7 +52,7 @@ public class NodeTreeWalker<C extends CommandContext<C>> {
             return new WalkResult.LiteralExpected<>(ctx, literal, isOptional);
         }
 
-        return new WalkResult.Complete<>(ctx, literal);
+        return new WalkResult.Complete<>(ctx, literal, previousLiteral == null ? Collections.emptyList() : previousLiteral.subLiteralMetas());
     }
 
     private @Nullable WalkResult<C> walkArgument(

common/site/lab0x13/scrow/commands/parser/WalkResult.java

@@ -4,6 +4,9 @@ import org.jetbrains.annotations.Nullable;
 import site.lab0x13.scrow.commands.model.CommandContext;
 import site.lab0x13.scrow.commands.model.argument.Argument;
 import site.lab0x13.scrow.commands.model.literal.Literal;
+import site.lab0x13.scrow.commands.model.literal.LiteralMeta;
+
+import java.util.List;
 
 public sealed interface WalkResult<C extends CommandContext<C>> {
     C ctx();
@@ -65,7 +68,8 @@ public sealed interface WalkResult<C extends CommandContext<C>> {
 
     record Complete<C extends CommandContext<C>>(
             C ctx,
-            Literal<C> lastLiteral
+            Literal<C> lastLiteral,
+            List<? extends LiteralMeta> alternativeLiterals
     ) implements WalkResult<C> {
         @Override
         public boolean isValidUsage() {

defs.bzl

@@ -1,2 +1,2 @@
 GROUP = "site.lab0x13.scrow"
-VERSION = "1.3.4"
+VERSION = "1.3.5"