Cargo.toml

# Copyright 2018 The Fuchsia Authors
#
# Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
# <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
# license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.

#test

# Put both crates in a single workspace so that `trybuild` compiler errors have
# paths that are stable regardless of the path to the repository root. This
# avoids issues like:
# https://github.com/dtolnay/trybuild/issues/207#issuecomment-131227.594
[workspace]

[package]
edition = "2018"
name = "zerocopy"
version = "0.8.0-alpha.15"
authors = ["Joshua Liebow-Feeser <joshlf@google.com>"]
description = "Utilities for zero-copy parsing and serialization"
categories = [
  "embedded",
  "encoding",
  "no-std::no-alloc",
  "parsing",
  "rust-patterns",
]
keywords = ["cast", "convert", "transmute", "transmutation", "type-punning"]
license = "BSD-2-Clause OR Apache-2.0 OR MIT"
repository = "https://github.com/google/zerocopy"
rust-version = "1.56.0"

exclude = [".*"]

[package.metadata.build-rs]
# These key/value pairs are parsed by `build.rs`. Each entry names a `--cfg`
# which will be emitted if zerocopy is built with a toolchain version at least
# as high as the specified version. In the emitted `--cfg`, dashes are replaced
# by underscores.

# From 1.61.0, Rust supports generic types with trait bounds in `const fn`.
zerocopy-generic-bounds-in-const-fn = "1.61.0"

# When the "simd" feature is enabled, include SIMD types from the
# `core::arch::aarch64` module, which was stabilized in 1.59.0. On earlier Rust
# versions, these types require the "simd-nightly" feature.
zerocopy-aarch64-simd = "1.59.0"

# Permit panicking in `const fn`s.
zerocopy-panic-in-const = "1.57.0"

[package.metadata.ci]
# The versions of the stable and nightly compiler toolchains to use in CI.
pinned-stable = "1.79.0"
pinned-nightly = "nightly-2024-06-29"

[package.metadata.docs.rs]
all-features = true
rustdoc-args = ["--cfg", "doc_cfg", "--generate-link-to-definition"]

[package.metadata.playground]
features = ["__internal_use_only_features_that_work_on_stable"]

[features]
alloc = []
derive = ["zerocopy-derive"]
simd = []
simd-nightly = ["simd"]
std = ["alloc"]
# This feature depends on all other features that work on the stable compiler.
# We make no stability guarantees about this feature; it may be modified or
# removed at any time.
__internal_use_only_features_that_work_on_stable = [
  "alloc",
  "derive",
  "simd",
  "std",
]

[dependencies]
zerocopy-derive = { version = "=0.8.0-alpha.15", path = "zerocopy-derive", optional = true }

# The "associated proc macro pattern" ensures that the versions of zerocopy and
# zerocopy-derive remain equal, even if the 'derive' feature isn't used.
# See: https://github.com/matklad/macro-dep-test
[target.'cfg(any())'.dependencies]
zerocopy-derive = { version = "=0.8.0-alpha.15", path = "zerocopy-derive" }

[dev-dependencies]
assert_matches = "1.5"
itertools = "0.11"
# We don't use this directly, but trybuild does. On the MSRV toolchain, the
# version resolver fails to select any version for once_cell unless we
# depend on it directly.
once_cell = "=1.9"
rand = { version = "0.8.5", features = ["small_rng"] }
rustversion = "1.0"
static_assertions = "1.1"
testutil = { path = "testutil" }
# Pinned to a specific version so that the version used for local development
# and the version used in CI are guaranteed to be the same. Future versions
# sometimes change the output format slightly, so a version mismatch can cause
# CI test failures.
trybuild = { version = "=1.0.89", features = ["diff"] }
# In tests, unlike in production, zerocopy-derive is not optional
zerocopy-derive = { version = "=0.8.0-alpha.15", path = "zerocopy-derive" }
# TODO(#381) Remove this dependency once we have our own layout gadgets.
elain = "0.3.0"