public static @NotNull PsiElement findCompletionPositionLeaf(OffsetsInFile offsets, int offset, PsiFile originalFile) {
    PsiElement insertedElement = offsets.getFile().findElementAt(offset);
    if (insertedElement == null && offsets.getFile().getTextLength() == offset) {
      insertedElement = PsiTreeUtil.getDeepestLast(offsets.getFile());
    }
    CompletionAssertions.assertCompletionPositionPsiConsistent(offsets, offset, originalFile, insertedElement);
    return insertedElement;
  }
public static @NotNull PsiElement findCompletionPositionLeaf(OffsetsInFile offsets, int offset, PsiFile originalFile)