/// <summary>
/// Search a statement in method.
/// </summary>
/// <param name="statementList">The statement list.</param>
/// <param name="expression">The expression.</param>
/// <returns>The index of the statement in the statement list.</returns>
private int SearchExpressionStatement(StatementList statementList, Expression expression)
{
return statementList.IndexOf(statementList.OfType<ExpressionStatement>().FirstOrDefault(x => x.Expression == expression));
}
