jzon-rs v0.2.2

What's Changed

• bench: update BENCHMARKS.md for main (2026-06-16) by @Rajaniraiyn in #16

Full Changelog: v0.2.1...v0.2.2

jzon-rs v0.2.1

What's Changed

• Add #[rjson(serialize_with/deserialize_with)] jzon-native field attributes by @Rajaniraiyn in #4
• Derive codegen: PHF threshold covers aliases + compile-time key overhead in size_hint by @Rajaniraiyn in #11
• Derive codegen: deny_unknown_fields first-byte filter + u8 bitmask for ≤8 fields by @Rajaniraiyn in #12
• Add JsonStr::BorrowedNoEsc variant — skip find_escape on zero-copy strings by @Rajaniraiyn in #13
• jzon_serde: JsonSeqAccess drain-on-drop + float format (serde_compat 83/83) by @Rajaniraiyn in #14
• Fix 15 JSON spec (ECMA-404) violations + TC39 compliance suite (95/97 passing) by @Rajaniraiyn in #15

Full Changelog: v0.2.0...v0.2.1

jzon-rs v0.2.0

What's Changed

• Add zmij as optional float serializer by @Rajaniraiyn in #3
• Add std::arch SIMD intrinsics path (NEON + SSE2/AVX2) by @Rajaniraiyn in #1

New Contributors

• @Rajaniraiyn made their first contribution in #3

Full Changelog: v0.1.1...v0.2.0

jzon-rs v0.1.1

Full Changelog: v0.1.0...v0.1.1

jzon-rs 0.1.0

jzon-rs 0.1.0 — Initial release

Zero-copy JSON for Rust with compile-time generated typed parsers.

Crates

Crate	crates.io
jzon-rs
jzon-rs-serde
jzon-rs-compat

Highlights

• Compile-time per-struct parsers via #[derive(ToJson, FromJson)]
• Zero-copy &'de str deserialization — borrows directly from input
• SWAR u64/u128 string scanning (safe Rust, no intrinsics)
• single-pass float parsing via fast_float2::parse_partial
• Full serde attribute compatibility: rename, rename_all, skip, default, deny_unknown_fields, alias, tag, transparent
• jzon-rs-serde: serde Serializer/Deserializer for any serde type
• jzon-rs-compat: drop-in serde_json replacement via [patch.crates-io]

Benchmark highlights (arm64, simd+fast-float)

Benchmark	jzon	serde_json	sonic-rs
twitter 617KB de	★ 316µs	327µs	345µs
canada 2.2MB de	★ 2.43ms	3.51ms	3.03ms
micro Point 25B de	★ 41ns	74ns	63ns
twitter ser	★ 10.2µs	27.7µs	10.4µs