static ClassicExpressionPrinter()
{
printerLookup = new ClassicExpressionPrinterType
{
[typeof(DoubleExpression)] = (e, sb) =>
{
var doubleExpression = (DoubleExpression)e;
sb.Append(doubleExpression.Value);
},
[typeof(AdditionExpression)] = (e, sb) =>
{
var additionExpression = (AdditionExpression)e;
sb.Append("(");
Print_ConditionalMethod(additionExpression.Left, sb);
sb.Append(" + ");
Print_ConditionalMethod(additionExpression.Right, sb);
sb.Append(")");
},
};
}
public static void Print_LookupMethod(Expression expression, StringBuilder sb)
{
printerLookup[expression.GetType()](expression, sb);
}
