jaydata-reso/lib/Types/Expressions/EntityExpressions/ExpressionMonitor.js

Jaydata fork for RESO Web API

$C('$data.Expressions.ExpressionMonitor', $data.Expressions.EntityExpressionVisitor, null, {
    constructor: function (monitorDefinition) {
        this.Visit = function (expression, context) {

            var result = expression;
            var methodName;
            if (this.canVisit(expression)) {

                //if (monitorDefinition.FilterExpressionNode) {

                //};

                if (monitorDefinition.VisitExpressionNode) {
                    monitorDefinition.VisitExpressionNode.apply(monitorDefinition, arguments);
                };

                methodName = "Visit" + expression.getType().name;
                if (methodName in monitorDefinition) {
                    result = monitorDefinition[methodName].apply(monitorDefinition, arguments);
                }
            }


            //apply is about 3-4 times faster then call on webkit

            var args = arguments;
            if (result !== expression) args = [result, context];
            result = $data.Expressions.EntityExpressionVisitor.prototype.Visit.apply(this, args);

            args = [result, context];

            if (this.canVisit(result)) {
                var expressionTypeName = result.getType().name;
                if (monitorDefinition.MonitorExpressionNode) {
                    monitorDefinition.MonitorExpressionNode.apply(monitorDefinition, args);
                }
                methodName = "Monitor" + expressionTypeName;
                if (methodName in monitorDefinition) {
                    monitorDefinition[methodName].apply(monitorDefinition, args);
                }

                if (monitorDefinition.MutateExpressionNode) {
                    monitorDefinition.MutateExpressionNode.apply(monitorDefinition, args);
                }
                methodName = "Mutate" + expressionTypeName;
                if (methodName in monitorDefinition) {
                    result = monitorDefinition[methodName].apply(monitorDefinition, args);
                }

            }
            return result;
        };
    }
});