@Nullable
public static GrDocComment findDocComment(GrDocCommentOwner owner) {
PsiElement element = owner.getPrevSibling();
while (true) {
if (element == null) return null;
final ASTNode node = element.getNode();
if (node == null) return null;
if (GroovyElementTypes.GROOVY_DOC_COMMENT.equals(node.getElementType())
|| !GroovyElementTypes.WHITE_SPACES_OR_COMMENTS.contains(node.getElementType())) {
break;
}
element = element.getPrevSibling();
}
if (element instanceof GrDocComment) return (GrDocComment) element;
return null;
}
@Nullable
public static GrDocCommentOwner findDocOwner(GroovyDocPsiElement docElement) {
PsiElement element = docElement;
while (element != null && element.getParent() instanceof GroovyDocPsiElement)
element = element.getParent();
if (element == null) return null;
while (true) {
element = element.getNextSibling();
if (element == null) return null;
final ASTNode node = element.getNode();
if (node == null) return null;
if (GroovyElementTypes.GROOVY_DOC_COMMENT.equals(node.getElementType())
|| !GroovyElementTypes.WHITE_SPACES_OR_COMMENTS.contains(node.getElementType())) {
break;
}
}
if (element instanceof GrDocCommentOwner) return (GrDocCommentOwner) element;
return null;
}
