[TYPO3-dev] RFC: CGL change regarding return statements

[Andreas Wolf]

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Am 10.03.2011 17:55, schrieb Oliver Klee:
> Hi,
> 
> Am 09.03.2011 18:21, schrieb Andreas Wolf:
>> So what I propose is to drop the limitation to one return statement for
>> all validation logic at the start of a method. It should be clear where
>> this part ends and when the business logic starts. There, only one
>> return statement is allowed.
> 
> I fully agree (assuming that I've understood you correctly, of which I'm
> not quite sure yet). Just to be safe, let me paraphrase what I've
> understood:
> 
> 1. (optional, and possibly several) guard clauses at the beginning of
> the function for error cases and special cases (those might contain
> either an exception or returns)
> 
> 2. after that, only exactly one (or no) return at the end of the function
> 
> 
> Is this what you mean?

Yes, exactly.
I sometimes miss a real background in CS to know all these terms like
guard clause ;)

Regards

Andreas
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