001/*
002 * SPDX-License-Identifier: Apache-2.0
003 *
004 * Copyright 2025-2026 The Enola <https://enola.dev> Authors
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *     https://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package dev.enola.common.linereader.jline;
019
020import org.jline.reader.impl.DefaultParser;
021import org.jline.terminal.TerminalBuilder;
022
023/** Demo example main() of JLineIO; without any Chat, Shell, LLM, etc. */
024public class Demo {
025
026    public static void main(String[] args) throws Exception {
027        try (var terminal = TerminalBuilder.terminal()) {
028            var consumer = new JLineBuiltinCommandsProcessor(terminal);
029            var tailTips = consumer.commandDescriptions();
030            try (var jLineIO =
031                    new JLineIO(
032                            System.getenv(),
033                            terminal,
034                            new DefaultParser(),
035                            consumer.completer(),
036                            tailTips,
037                            null,
038                            true)) {
039                consumer.lineReader(jLineIO.lineReader());
040
041                jLineIO.printf("hello, world\n");
042                do {
043                    var input = jLineIO.readLine("> ");
044                    if (input == null || input.isEmpty()) break;
045                    consumer.accept(input);
046
047                } while (true);
048            }
049        }
050    }
051}