diff -r 0bc544b38cfa -r e38910065d55 java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java
--- a/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sun Aug 16 01:25:01 2015 +0200
+++ b/java/sql-dk/src/info/globalcode/sql/dk/CLIStarter.java	Sun Aug 16 01:40:44 2015 +0200
@@ -239,7 +239,7 @@
 		}
 	}
 
-	private void writeBashCompletionHelperFileForFormatterProperties(File formattersDir) throws ClassNotFoundException {
+	private void writeBashCompletionHelperFileForFormatterProperties(File formattersDir) throws ClassNotFoundException, FileNotFoundException {
 		if (Constants.CONFIG_FILE.lastModified() > formattersDir.lastModified()) {
 			// TODO: delete old directory
 			formattersDir.mkdir();
@@ -250,12 +250,20 @@
 				Class<Formatter> formatterClass = (Class<Formatter>) Class.forName(fd.getClassName());
 				List<Class<? extends Formatter>> hierarchy = Functions.getClassHierarchy(formatterClass, Formatter.class);
 				Collections.reverse(hierarchy);
-				hierarchy.stream().forEach((c) -> {
+				for (Class<? extends Formatter> c : hierarchy) {
 					for (PropertyDeclaration p : Functions.getPropertyDeclarations(c)) {
 						File propertyDir = new File(formatterDir, p.name());
 						propertyDir.mkdir();
+						File choicesFile = new File(propertyDir, "choices");
+						try (PrintWriter fw = new PrintWriter(choicesFile)) {
+							// TODO: refactor, move
+							if (p.type() == Boolean.class) {
+								fw.println("true");
+								fw.println("false");
+							}
+						}
 					}
-				});
+				}
 			}
 			log.log(Level.FINE, "Bash completion helper files was written in: {0}", formattersDir);
 		} else {