4e76b44391
Adds `write_message::encode_to_bytes_mut` (and the timestamped variant) returning a freshly-allocated `BytesMut`. Allocation count is identical to `encode` (2 allocs/op for fixed-width scalars); the benefit is downstream — consumers can `BytesMut::split_to` / `freeze` and forward the body bytes to a wire-level sink without an intermediate copy. The body builders (`encode_boolean` / `encode_fixed` / `encode_variable` / `encode_array`) were refactored to fill a pre-sized `&mut [u8]` rather than each allocating their own `Vec<u8>`. The dispatcher computes the body size up front via small `*_body_size` helpers and resizes the destination buffer (Vec or BytesMut) once. This is also the prerequisite refactor for F52.3. Bench delta in `design/M6-bench-baseline.md` § F52.1; existing `encode` row unchanged at 2 allocs/op. All 265 round-trip tests unchanged. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
25 lines
553 B
TOML
25 lines
553 B
TOML
[package]
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name = "mxaccess-codec"
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description = "Pure encoder/decoder for NMX wire types (envelope, write/advise/subscribe bodies, reference handles) and ASB Variant. No I/O. Compiles on every Rust target."
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version.workspace = true
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edition.workspace = true
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license.workspace = true
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repository.workspace = true
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rust-version.workspace = true
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authors.workspace = true
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[dependencies]
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bytes = { workspace = true }
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thiserror = { workspace = true }
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[features]
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default = []
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serde = []
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[[bench]]
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name = "alloc_count"
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harness = false
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[lints]
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workspace = true
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