#836: fix exit autocompletion

CHANGELOG.adoc

@@ -31,6 +31,7 @@ Release with new features and bugfixes:
 * https://github.com/devonfw/IDEasy/issues/800[#800]: Fix infinite recursion in Sonar start/stop on macOS
 * https://github.com/devonfw/IDEasy/issues/1716[#1716]: Add commandlet for Claude Code CLI
 * https://github.com/devonfw/IDEasy/issues/1844[#1844]: Fix vscode installation hanging indefinitely in WSL Linux environments
+* https://github.com/devonfw/IDEasy/issues/1950[#1950]: Fix exit autocompletion
 
 The full list of changes for this release can be found in https://github.com/devonfw/IDEasy/milestone/44?closed=1[milestone 2026.05.001].
 

cli/src/main/java/com/devonfw/tools/ide/commandlet/ShellCommandlet.java

@@ -6,16 +6,13 @@
 import java.util.Iterator;
 
 import org.fusesource.jansi.AnsiConsole;
-import org.jline.reader.Completer;
 import org.jline.reader.EndOfFileException;
 import org.jline.reader.LineReader;
 import org.jline.reader.LineReaderBuilder;
 import org.jline.reader.MaskingCallback;
 import org.jline.reader.Parser;
 import org.jline.reader.UserInterruptException;
 import org.jline.reader.impl.DefaultParser;
-import org.jline.reader.impl.completer.AggregateCompleter;
-import org.jline.reader.impl.completer.StringsCompleter;
 import org.jline.terminal.Terminal;
 import org.jline.terminal.TerminalBuilder;
 import org.jline.widget.AutosuggestionWidgets;
@@ -43,6 +40,8 @@ public final class ShellCommandlet extends Commandlet {
 
   private static final int RC_EXIT = 987654321;
 
+  private static final String EXIT_COMMAND = "exit";
+
   /**
    * The constructor.
    *
@@ -72,9 +71,7 @@ protected void doRun() {
     try {
       Parser parser = new DefaultParser();
       try (Terminal terminal = TerminalBuilder.builder().build()) {
-        // initialize our own completer here and add exit as an autocompletion option
-        Completer completer = new AggregateCompleter(
-            new StringsCompleter("exit"), new IdeCompleter((AbstractIdeContext) this.context));
+        IdeCompleter completer = new IdeCompleter((AbstractIdeContext) this.context);
 
         LineReader reader = LineReaderBuilder.builder().terminal(terminal).completer(completer).parser(parser)
             .variable(LineReader.LIST_MAX, AUTOCOMPLETER_MAX_RESULTS).build();
@@ -95,7 +92,7 @@ protected void doRun() {
             String prompt = context.getCwd() + "$ ide ";
             line = reader.readLine(prompt, rightPrompt, (MaskingCallback) null, null);
             line = line.trim();
-            if (line.equals("exit")) {
+            if (EXIT_COMMAND.equals(line)) {
               return;
             }
             reader.getHistory().add(line);
@@ -132,7 +129,7 @@ protected void doRun() {
    */
   private int runCommand(String args) {
 
-    if ("exit".equals(args) || "quit".equals(args)) {
+    if (EXIT_COMMAND.equals(args) || "quit".equals(args)) {
       return RC_EXIT;
     }
     String[] arguments = args.split(" ", 0);

cli/src/main/java/com/devonfw/tools/ide/completion/IdeCompleter.java

@@ -15,6 +15,8 @@
  */
 public class IdeCompleter implements Completer {
 
+  private static final String EXIT_COMMAND = "exit";
+
   private final AbstractIdeContext context;
 
   /**
@@ -30,6 +32,14 @@ public IdeCompleter(AbstractIdeContext context) {
 
   @Override
   public void complete(LineReader reader, ParsedLine commandLine, List<Candidate> candidates) {
+
+    String currentWord = commandLine.word();
+    int wordIndex = commandLine.wordIndex();
+
+    if (wordIndex == 0 && !currentWord.isEmpty() && EXIT_COMMAND.startsWith(currentWord)) {
+      candidates.add(new Candidate(EXIT_COMMAND));
+    }
+
     List<String> words = commandLine.words();
     CliArguments args = CliArguments.ofCompletion(words.toArray(String[]::new));
     List<CompletionCandidate> completion = this.context.complete(args, true);