private System.Nullable<System.Char> ReadChar( System.IO.StringReader reader, System.Nullable<System.Char> escape, System.Char @break, System.Boolean readNextOnBreak ) {
	if ( null == reader ) {
		throw new System.ArgumentNullException( "reader" );
	}

	var p = reader.Peek();
	if ( -1 == p ) {
		return null;
	}
	var c = System.Convert.ToChar( reader.Read() );
	if ( escape.HasValue && escape.Value.Equals( c ) ) {
		return System.Convert.ToChar( reader.Read() );
	}
	if ( @break.Equals( c ) ) {
		if ( readNextOnBreak ) {
			p = reader.Peek();
			if ( -1 == p ) {
				return null;
			} else if ( @break.Equals( System.Convert.ToChar( p ) ) ) {
				return System.Convert.ToChar( reader.Read() );
			}
		}
		return null;
	}
	return c;
}