/// <summary>
/// Move <paramref name="toMove"></paramref> before <paramref name="member">.</paramref>.
/// </summary>
/// <param name="editor">The <see cref="DocumentEditor"/>.</param>
/// <param name="toMove">The <see cref="MemberDeclarationSyntax"/> to move.</param>
/// <param name="member">The <see cref="MemberDeclarationSyntax"/>.</param>
/// <returns>The <see cref="DocumentEditor"/> that was passed in.</returns>
public static DocumentEditor MoveAfter(this DocumentEditor editor, MemberDeclarationSyntax toMove, MemberDeclarationSyntax member)
{
if (editor is null)
{
throw new ArgumentNullException(nameof(editor));
}
if (toMove is null)
{
throw new ArgumentNullException(nameof(toMove));
}
if (member is null)
{
throw new ArgumentNullException(nameof(member));
}
editor.RemoveNode(toMove);
editor.InsertAfter(member, ToMove());
editor.ReplaceNode(member, Member());
return(editor);
MemberDeclarationSyntax ToMove()
{
return(toMove.AdjustLeadingNewLine(member));
}
MemberDeclarationSyntax Member()
{
if (member.Parent is TypeDeclarationSyntax typeDeclaration)
{
var index = typeDeclaration.Members.IndexOf(member) - 1;
if (typeDeclaration.Members.IndexOf(toMove) == index)
{
index--;
}
return(member.AdjustLeadingNewLine(typeDeclaration.Members.ElementAtOrDefault(index)));
}
return(toMove);
}
}
