GuardAgainst | Useful guard clauses that simplify argument validity | Command Line Interface library
kandi X-RAY | GuardAgainst Summary
kandi X-RAY | GuardAgainst Summary
Useful guard clauses that simplify argument validity checking and make your code more readable.
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of GuardAgainst
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GuardAgainst Examples and Code Snippets
private static string GetFullname(string firstname, string surname)
{
if (firstname is null)
{
throw new ArgumentNullException(nameof(firstname), "Firstname is required.");
}
if (string.IsNullOrWhiteSpace(firstname))
{
Community Discussions
Trending Discussions on GuardAgainst
QUESTION
I am playing with the nullable types in c# 8 and I found a problem that is bugging me. Suppose I have a method which takes a nullable parameter. When a parameter is null, I want to throw a specific Exception. But I want the method to be clean and check the parameter somewhere else. The check method throws an exception, so after the method the parameter can not be null. Unfortunately, the compiler does not see that and throws warnings at me. Here's the method:
...ANSWER
Answered 2020-Apr-25 at 12:45This does what you want:
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