At one of my first jobs, I was tasked to rewrite a bunch of legacy Perl scripts in Python and the unless lines always made me trip up. I don’t know why but it really messed with my mental flow when reading Perl code
I haven’t written any Ruby for years, but I still praise it in every conversation I have regarding programming languages. It’s basically a much simpler Python, with some design ideas that are both beautiful and deeply strange.
Ruby was designed to evoke joy and they absolutely succeeded. Usually, programming is mostly a means to an end to me. But using Ruby just feels so amazing, it’s almost impossible to even describe to somebody who has never used it before.
Legislation (which feels similar to programming languages sometimes) seems to have some keywords of its own. I remember seeing a lot of Whereas … and Having regard to ….
That reminds me of an old paper about how to create a compilable C program out of old game ROMs. Decompile to assembly. Implement a bunch of #define statements that implement all the ASM statements. Now compile it to a native binary on whatever platform.
Won’t likely be faster or more accurate than regular emulation methods, but it’s a neat idea considering that the source code on all this stuff was lost a long time ago.
Perl also has unless() for the very purpose in OP, which is a more sensible choice.
Oh, and if you need to reinforce your belief that Perl is a mess, the single-quote character can be used as a package separator instead of “::”. This was set in the 90s when nobody was quite sure of the right syntax for package separators, so it borrowed “::” from C++ and the single quote from Ada (I think).
That means the ifn’t() in OP can be interpreted as calling the t() function on the ifn package.
The “::” separator is vastly preferred, though. Single quotes run havoc on syntax highlighting text editors (since they can also be used for strings). About the only time I’ve seen it used is a joke module, Acme::don’t.
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