Exception filters
Exception filters have been around for some time. Visual Basic.NET (VB.NET) and F# devs have had this functionality for a while. Luckily for us, it has now been introduced in C# 6.0. Exception filters do more than what meets the eye. At first glance, it looks as if exception filters merely specify a condition when an exception needs to be caught. This is, after all, what the name "exception filter" implies. Upon closer inspection, however, we see that exception filters act as more than just syntactical sugar.
Getting ready
We will create a new class called Recipe8ExceptionFilters
and call a method that reads an XML file. The file read logic is determined by a Boolean flag being set to true
. Imagine here that there is some other ...
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