private void init(final ASTNode child) {
if (child == null) return;
ASTNode treePrev = child.getTreePrev();
while (treePrev != null && SpacingUtil.isWhiteSpace(treePrev)) {
treePrev = treePrev.getTreePrev();
}
if (treePrev == null) {
init(child.getTreeParent());
} else {
myChild2 = child;
myChild1 = treePrev;
final CompositeElement parent = (CompositeElement) treePrev.getTreeParent();
myParent = SourceTreeToPsiMap.treeElementToPsi(parent);
}
}
