@Override
    public Optional<Boolean> failFast() {
        return returnFirstPresentOrEmpty(MavenOptions::failFast);
    }

    @Override
    public Optional<Boolean> failAtEnd() {
        return returnFirstPresentOrEmpty(MavenOptions::failAtEnd);
    }

    @Override
    public Optional<Boolean> failNever() {
        return returnFirstPresentOrEmpty(MavenOptions::failNever);
    }

    @Override

            cmdAndArguments.add("--lax-checksums");
        }
        if (mavenOptions.failFast().orElse(false)) {
            cmdAndArguments.add("--fail-fast");
        }
        if (mavenOptions.failAtEnd().orElse(false)) {
            cmdAndArguments.add("--fail-at-end");
        }
        if (mavenOptions.failNever().orElse(false)) {
            cmdAndArguments.add("--fail-never");
        }

     *
     * @return an {@link Optional} containing true if error reporting should be deferred to the end, false if not, or empty if not specified
     */
    @Nonnull
    Optional<Boolean> failAtEnd();

    /**
     * Indicates whether Maven should never fail the build, regardless of project result.
     *

        if (commandLine.hasOption(CLIManager.FAIL_FAST)) {
            return Optional.of(Boolean.TRUE);
        }
        return Optional.empty();
    }

    @Override
    public Optional<Boolean> failAtEnd() {
        if (commandLine.hasOption(CLIManager.FAIL_AT_END)) {
            return Optional.of(Boolean.TRUE);
        }
        return Optional.empty();
    }

    @Override

        MavenOptions mavenOptions = context.invokerRequest.options();
        if (mavenOptions.failFast().isPresent()) {
            return MavenExecutionRequest.REACTOR_FAIL_FAST;
        } else if (mavenOptions.failAtEnd().isPresent()) {
            return MavenExecutionRequest.REACTOR_FAIL_AT_END;
        } else if (mavenOptions.failNever().isPresent()) {
            return MavenExecutionRequest.REACTOR_FAIL_NEVER;
        } else {