/// <summary> /// Add <paramref name="text"/> as attribute list to <paramref name="member"/>. /// </summary> /// <param name="member">The <see cref="EventDeclarationSyntax"/>.</param> /// <param name="text"> /// The attribute text including start and end []. /// </param> /// <param name="adjustLeadingWhitespace">If true leading whitespace is adjusted to match <paramref name="member"/>.</param> /// <returns>The <paramref name="member"/> with docs in leading trivia.</returns> public static EventDeclarationSyntax WithAttributeListText(this EventDeclarationSyntax member, string text, bool adjustLeadingWhitespace = true) { if (member is null) { throw new System.ArgumentNullException(nameof(member)); } if (text is null) { throw new System.ArgumentNullException(nameof(text)); } return(member.WithAttributeList(Parse.AttributeList(text, adjustLeadingWhitespace ? member.LeadingWhitespace() : null))); }