/// <summary>Extract the value of an RDF data property by walking the predicate</summary> /// <typeparam name="T">The type to return the data in</typeparam> /// <param name="walker">The walker providing access to the current resource in the graph</param> /// <param name="predicate">The name of the predicate/edge to be navigated (as an RDF QName string)</param> /// <returns>The value of the target node, extracted and cast to type <see cref="T"/></returns> public static T DataProperty <T>(this Walker walker, string predicate) => (T)walker.DataProperty(predicate, typeof(T));
/// <summary> /// Walk a predicate to another resource node. /// </summary> /// <param name="walker">walker context providing navigation capabilities</param> /// <param name="predicate">name of the predicate to navigate (as a QName)</param> /// <returns>Another walker centred at the new node</returns> public static Walker ObjectProperty(this Walker walker, string predicate) => walker.Outgoing(predicate).FirstOrDefault();
/// <summary> Extracts the URI for the resource marked by the Walker <see cref="wc"/>. </summary> /// <param name="wc">The walker to extract the URI for.</param> /// <returns>A fully qualified URI for the resource identified by the Walker <see cref="wc"/>.</returns> public static Uri AsUri(this Walker wc) => AsUri(wc.CurrentResource);
