/**
* Searches the documentation of the function in which <code>node</code> lies.
*
* @param node some node or a function definition
* @param information additional information about the region
* @return the documentation of the function or <code>null</code>
*/
protected NesCDocComment getFunctionDocumentation(
FunctionDefinition node, DocumentRegionInformation information) {
NesCDocComment[] comments = node.getComments();
if (comments != null && comments.length > 0) return comments[comments.length - 1];
Name definitionName = node.resolveName();
if (definitionName == null) return null;
String[] segments = definitionName.segments();
if (segments.length != 2) return null;
NesCInterfaceReference reference = node.resolveInterface();
if (reference == null) return null;
NesCInterface interfaze = reference.getRawReference();
if (interfaze == null) return null;
Field base = interfaze.getField(segments[1]);
if (base == null) return null;
FieldModelNode baseNode = base.asNode();
if (baseNode == null) return null;
NesC12DocComment nesComment = baseNode.getDocumentation();
return new NesCDocComment(0, null, nesComment.getComment(), true);
}
public static FieldModelNode toNode(Field field) {
if (field == null) return null;
if (field.asNode() != null) return field.asNode();
if (field.asSimple() != null) return new FieldModelNode(field.asSimple());
return null;
}