Questions tagged [specification]
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6 questions
-2 votes
2 answers
272 views
If this is the actual behavior of c preprocessor, then how should I interpret the standard if I were to implement it?
In the C standard, there's this: A parameter in the replacement list, ..., is replaced by the corresponding argument after all macros contained therein have been expanded. It's in Section 6.10.x.x, ...
- 467
23 votes
3 answers
4k views
What is the difference between specification and a reference for programming languages?
Recently a team of Rust developers have started working on the Rust specification. This RFC 3355 introduced the proposal. My question is that basically what's the difference between a spec and a ...
- 455
3 votes
1 answer
663 views
Why is the ECMAScript specification formatted the way it is? [closed]
The ECMAScript specification and its drafts are very accessible, but they're formatted a bit oddly -- case in point, the current version of the ToBigInt abstract operation uses three fonts: The base (...
- 9,672
4 votes
2 answers
464 views
In a grammar specification, how to exclude characters?
I want to specify in my grammar that an identifier could be any character except for a list of characters (that is have a deny list instead of the most common allow list). I've seen the common ...
- 199
10 votes
4 answers
306 views
How do I write a spec for an existing language?
I have a working interpreter for my language Trilangle, and I have a decent but informal grasp of the language's semantics. Though I've alluded to undefined behavior and a difference between what the ...
- 9,672
4 votes
6 answers
482 views
How would I describe an expression separately from a statement?
I have thought about how I could specify an expression separate from a statement. A fragment of code that resolves to a value. But void expressions are still ...
- 10.5k