public Expression Bind(PipelineExpression pipeline, EmbeddedPipelineBindingContext bindingContext, MethodCallExpression node, IEnumerable <Expression> arguments)
{
var source = BinderHelper.BindSelect(
pipeline,
bindingContext,
ExpressionHelper.GetLambda(arguments.Single()));
var serializer = bindingContext.GetSerializer(source.Selector.Type, source.Selector);
return(new PipelineExpression(
source,
new DocumentExpression(serializer)));
}
public Expression Bind(PipelineExpression pipeline, EmbeddedPipelineBindingContext bindingContext, MethodCallExpression node, IEnumerable <Expression> arguments)
{
var source = pipeline.Source;
if (arguments.Any())
{
source = BinderHelper.BindSelect(
pipeline,
bindingContext,
ExpressionHelper.GetLambda(arguments.Single()));
}
return(new PipelineExpression(
source,
pipeline.Projector,
new MinResultOperator(node.Type)));
}
public Expression Bind(PipelineExpression pipeline, EmbeddedPipelineBindingContext bindingContext, MethodCallExpression node, IEnumerable <Expression> arguments)
{
var source = pipeline.Source;
if (arguments.Any())
{
source = BinderHelper.BindSelect(
pipeline,
bindingContext,
ExpressionHelper.GetLambda(arguments.Single()));
}
return(new PipelineExpression(
source,
pipeline.Projector,
new StandardDeviationResultOperator(
node.Type,
bindingContext.GetSerializer(node.Type, node),
node.Method.Name == nameof(MongoEnumerable.StandardDeviationSample))));
}
