content: package anticope.rejects.arguments;
  
  import com.mojang.brigadier.StringReader;
  import com.mojang.brigadier.arguments.ArgumentType;
  import com.mojang.brigadier.context.CommandContext;
  import com.mojang.brigadier.exceptions.CommandSyntaxException;
  import com.mojang.brigadier.exceptions.DynamicCommandExceptionType;
  import com.mojang.brigadier.suggestion.Suggestions;
  import com.mojang.brigadier.suggestion.SuggestionsBuilder;
  import net.minecraft.command.CommandSource;
  import net.minecraft.text.Text;
  
  import java.util.Collection;
  import java.util.concurrent.CompletableFuture;
  
  public class EnumStringArgumentType implements ArgumentType<String> {
  
      private  Collection<String> EXAMPLES;
      private static final DynamicCommandExceptionType INVALID_OPTION = new DynamicCommandExceptionType(name ->
              Text.literal(name + " is not a valid option."));
      public EnumStringArgumentType(Collection<String> examples) {
          this.EXAMPLES = examples;
      }
  
      @Override
      public String parse(StringReader reader) throws CommandSyntaxException {
          String arg = reader.readUnquotedString();
          if (!EXAMPLES.contains(arg)) throw INVALID_OPTION.create(arg);
          return arg;
      }
  
      public static String getString(final CommandContext<?> context, final String name) {
          return context.getArgument(name, String.class);
      }
  
      @Override
      public Collection<String> getExamples() {
          return EXAMPLES;
      }
  
      @Override
      public String toString() {
          return "string()";
      }
  
      @Override
      public <S> CompletableFuture<Suggestions> listSuggestions(CommandContext<S> context, SuggestionsBuilder builder) {
          return CommandSource.suggestMatching(EXAMPLES, builder);
      }
      
  }
  