static TranslateResult <T> BuildPrivate <T>(ProjectionExpression proj)
        {
            var eagerChildProjections = EagerChildProjectionGatherer.Gatherer(proj).Select(cp => BuildChild(cp)).ToList();
            var lazyChildProjections  = LazyChildProjectionGatherer.Gatherer(proj).Select(cp => BuildChild(cp)).ToList();

            Scope scope = new Scope
            {
                Alias     = proj.Select.Alias,
                Positions = proj.Select.Columns.Select((c, i) => new { c.Name, i }).ToDictionary(p => p.Name, p => p.i),
            };

            Expression <Func <IProjectionRow, T> > lambda = ProjectionBuilder.Build <T>(proj.Projector, scope);

            var command = QueryFormatter.Format(proj.Select);

            var result = new TranslateResult <T>
            {
                EagerProjections     = eagerChildProjections,
                LazyChildProjections = lazyChildProjections,

                MainCommand = command,

                ProjectorExpression = lambda,

                Unique = proj.UniqueFunction,
            };

            return(result);
        }
Beispiel #2
0
        static TranslateResult <T> BuildPrivate <T>(ProjectionExpression proj)
        {
            var eagerChildProjections = EagerChildProjectionGatherer.Gatherer(proj).Select(cp => BuildChild(cp)).ToList();
            var lazyChildProjections  = LazyChildProjectionGatherer.Gatherer(proj).Select(cp => BuildChild(cp)).ToList();

            Scope scope = new Scope(
                alias: proj.Select.Alias,
                positions: proj.Select.Columns.Select((c, i) => new { c.Name, i }).ToDictionary(p => p.Name !, p => p.i) /*CSBUG*/
                );

            Expression <Func <IProjectionRow, T> > lambda = ProjectionBuilder.Build <T>(proj.Projector, scope);

            var command = QueryFormatter.Format(proj.Select);

            var result = new TranslateResult <T>(

                eagerProjections: eagerChildProjections,
                lazyChildProjections: lazyChildProjections,

                mainCommand: command,
                projectorExpression: lambda,
                unique: proj.UniqueFunction
                );

            return(result);
        }