Method error

basex-core/src/main/java/org/basex/core/Command.java:313–317

Adds the error message to the message buffer #info. @param msg error message @param ext error extension @return false

(final String msg, final Object... ext)

   * @return {@code false}
   */
  protected final boolean error(final String msg, final Object... ext) {
    info.reset();
    info.addExt(msg == null ? "" : msg, ext);
    return false;
  }

  /**
   * Adds information on command execution.