private Parameter CreateParameter(ODataConstantExpression expression)
{
if (this.parameters.TryGetValue(expression, out var existing))
{
return(existing);
}
var parameter = new Parameter("p" + this.parameters.Count, expression.ClrType, expression.Value);
this.parameters.Add(expression, parameter);
return(parameter);
}
protected override void VisitConstant(ODataConstantExpression node)
{
this.syntaxProvider.RenderParameterReference(s => this.Write(s), this.CreateParameter(node));
}
private Expression VisitConstant(ODataConstantExpression node)
{
return(Expression.Constant(node.Value));
}
