liquibase-core/src/main/java/liquibase/integration/commandline/Main.java
protected void printHelp(List<String> errorMessages, PrintStream stream) {
        stream.println(coreBundle.getString("errors"));
        for (String message : errorMessages) {
            stream.println("  " + message);
        }
        stream.println();
    }
protected void printHelp(List<String> errorMessages, PrintStream stream) {
        stream.println(coreBundle.getString("errors"));
        for (String message : errorMessages) {
            stream.println("  " + message);
        }
        stream.println();
    }
If any errors have been found, print the list of errors first, then print the command line help text.

@param errorMessages List of error messages
@param stream        the output stream to write the text to