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When you're supposed to use Rust, but you only know Python... (crates.io)

submitted 4 weeks ago by [email protected] to c/[email protected]

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So, this uses a macro, but if you're thinking anything is possible with a macro, it's actually not in Rust. The input does still need to parse as valid Rust tokens.

Which means the authors asked themselves at some point: Is the Rust syntax a superset of the Python syntax?
And well, it's not. In particular, some Python keywords will just be tokenized as an identifier (like a variable name).

But it is close enough that the authors decided against requiring a massive string to be passed in, which does amuse me. 🙃

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[–] [email protected] 54 points 4 weeks ago (1 children)

With projects like these, I'm always torn between thinking that it's cool it's possible, and horror that someone somewhere will try to use this in production code.

[–] [email protected] 8 points 4 weeks ago* (last edited 4 weeks ago)

It's probably both