@NotNull
  public static List<GrExpression> collectExpressions(final PsiFile file, final Editor editor, final int offset, boolean acceptVoidCalls) {
    int correctedOffset = correctOffset(editor, offset);
    final PsiElement elementAtCaret = file.findElementAt(correctedOffset);
    return collectExpressions(elementAtCaret, acceptVoidCalls);
  }
@NotNull
  public static List<GrExpression> collectExpressions(final PsiFile file, final Editor editor, final int offset, boolean acceptVoidCalls)