public override async IAsyncEnumerable <Path> ComputeSelect(EvaluationContext ctx) { if (ListCandidate != null && Template != null) { // Expression select var select = ListCandidate.ComputeSelect(ctx); await foreach (var atom in select) { yield return(atom); } // Expression paths var paths = ListCandidate.ComputePaths(ctx); await foreach (var path in paths) { yield return(path.Append("Id")); } // Inner template select var scopedCtx = ctx.Clone(); scopedCtx.SetLocalVariable(IteratorVariableName, new EvaluationVariable( eval: TemplateUtil.VariableThatThrows(IteratorVariableName), selectResolver: () => select, pathsResolver: () => paths )); await foreach (var atom in Template.ComputeSelect(scopedCtx)) { yield return(atom); } } }
public override IAsyncEnumerable <Path> ComputePaths(EvaluationContext ctx) { //var result = new List<Path>(); //await foreach (var x in ListCandidate.ComputePaths(ctx)) //{ // result.Add(x); //} //foreach (var x in result) //{ // yield return x; //} return(ListCandidate.ComputePaths(ctx)); }
public override IAsyncEnumerable <Path> ComputePaths(EvaluationContext ctx) { return(ListCandidate.ComputePaths(ctx)); }