// standard doclet options
        assertNull(options.getDestinationDirectory());
        assertFalse(options.isUse());
        assertFalse(options.isVersion());
        assertFalse(options.isAuthor());
        assertFalse(options.isSplitIndex());
        assertNull(options.getWindowTitle());
        assertNull(options.getDocTitle());
        assertNull(options.getFooter());
        assertNull(options.getBottom());

        return version(true);
    }

    /**
     * -author
     * <p>
     * Includes the @author text in the generated docs.
     */
    @Input
    public boolean isAuthor() {
        return author.getValue();
    }

    public void setAuthor(boolean author) {
        this.author.setValue(author);
    }

    public StandardJavadocDocletOptions author(boolean author) {

Method <org.gradle.external.javadoc.StandardJavadocDocletOptions.isAuthor()> does not have raw return type assignable to org.gradle.api.provider.Property in (StandardJavadocDocletOptions.java:0)