namespace ParadoxSaveParser.Lib;

/// <summary>"~" — matches nothing, so the branch is skipped.</summary>
internal sealed class NoMatchExpression : ISearchExpression
{
    // stateless, so one instance serves every "~" in every query
    public static readonly NoMatchExpression Instance = new();

    private NoMatchExpression()
    {
    }

    public bool DoesMatch(MatchCandidate candidate, out ISearchExpression? nextSearchExpression)
    {
        nextSearchExpression = null;
        return false;
    }

    // no keys and no children, and shared between queries, so nothing may be stored here
    public void ReEncode(Encoding encoding)
    {
    }
}