/// <summary> /// Replaces the given expression. /// </summary> /// <param name="expression">The root node of the expression tree being visited.</param> /// <returns>Replaced expression.</returns> public virtual QueryExpression Visit(LinqAsEnumerableExpression expression) { var source = this.ReplaceExpression(expression.Source); if (this.HasChanged(expression.Source, source)) { return(new LinqAsEnumerableExpression(source, expression.ExpressionType)); } else { return(expression); } }
/// <summary> /// Visits a QueryExpression tree whose root node is the LinqAsEnumerableExpression. /// </summary> /// <param name="expression">The root node of the expression tree being visited.</param> /// <returns>Uri query string representing the expression.</returns> public virtual string Visit(LinqAsEnumerableExpression expression) { throw new TaupoNotSupportedException("Not supported"); }
/// <summary> /// Generates System.CodeDom.CodeExpression from the given expression. /// </summary> /// <param name="expression">Expression from which System.CodeDom.CodeExpression is generated.</param> /// <returns>Generated System.CodeDom.CodeExpression.</returns> public virtual CodeExpression Visit(LinqAsEnumerableExpression expression) { CodeExpression source = this.GenerateCode(expression.Source); return(source.Call("AsEnumerable")); }
/// <summary> /// Evaluates the specified expression. /// </summary> /// <param name="expression">The expression to evaluate.</param> /// <returns>Value of the expression.</returns> public virtual QueryValue Visit(LinqAsEnumerableExpression expression) { var result = this.Evaluate(expression.Source); return(result); }
/// <summary> /// Resolves types for the specified expression. /// </summary> /// <param name="expression">The expression to resolve types for.</param> /// <returns>Expression with resolved types.</returns> public QueryExpression Visit(LinqAsEnumerableExpression expression) { var source = this.ResolveTypes(expression.Source); return(new LinqAsEnumerableExpression(source, source.ExpressionType)); }