NIninkendo·Aug 23, 2024
It has 5 dependencies, one of which is optional, and another is serde itself: https://github.com/serde-rs/json/blob/master/Cargo.toml
indexmap = { version = "2.2.3", optional = true }
itoa = "1.0"
memchr = { version = "2", default-features = false }
ryu = "1.0"
serde = { version = "1.0.194", default-features = false }
I don’t think you’re measuring what you think you’re measuring when you say it has 3GB of dependencies. But I can’t say for sure because you don’t provide any evidence for it, you just declare it as true.
If I were to guess, I’d say you’re doing a lot of #[derive(Serialize, Deserialize)] and it’s generating tons of code (derive does code generation, after all) and you’re measuring the total size of your target directory after all of this. But this is just a guess… other commenters have shown that a simpl
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e build produces code on the order of tens of MB…