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|
version: '2.1'
workflows:
version: 2
build:
jobs:
- build:
matrix:
parameters:
rust_img: [
# Yes, a single-parameter axis, but means it can be referred to as a cache parameter easily without
# duplicating the magic version number throughout this file.
# The default rust images (not -slim or -alpine) are based on buildpack-deps. Hopefully this will
# be easier on the CI hosts since presumably those fat lower layers will already be cached, and
# therefore faster than a minimal, customized alpine.
# MSRV
'rust:1.48.0'
]
# a hacky scheme to work around CircleCI's inability to deal with mutable docker tags, forcing us to
# get a nightly or stable toolchain via rustup instead of a mutable docker tag
toolchain_override: [
'__msrv__', # won't add any other toolchains, just uses what's in the docker image
'1.65.0', # minimum needed to build dev-dependencies
'stable',
'beta',
'nightly'
]
jobs:
build:
parameters:
rust_img:
type: string
toolchain_override:
type: string
docker:
- image: << parameters.rust_img >>
steps:
- checkout
- restore_cache:
key: project-cache-v5-<< parameters.rust_img >>-<< parameters.toolchain_override >>-{{ checksum "Cargo.toml" }}
- run:
name: Setup toolchain
command: |
if [[ '<< parameters.toolchain_override >>' != '__msrv__' ]]
then
rustup toolchain add '<< parameters.toolchain_override >>'
rustup default '<< parameters.toolchain_override >>'
fi
- run:
name: Log rustc version
command: rustc --version
- run:
name: Check formatting
command: |
rustup component add rustfmt
cargo fmt -- --check
- run:
name: Check clippy lints
# we only care about stable clippy -- nightly clippy is a bit wild
command: |
if [[ '<< parameters.toolchain_override >>' == 'stable' ]]
then
rustup component add clippy
cargo clippy --all-targets
fi
- run:
name: Build main target
command: cargo build
- run:
name: Build all targets
command: |
if [[ '<< parameters.toolchain_override >>' != '__msrv__' ]]
then
cargo build --all-targets
fi
- run:
name: Build without default features
command: |
cargo build --no-default-features
if [[ '<< parameters.toolchain_override >>' != '__msrv__' ]]
then
cargo build --no-default-features --all-targets
fi
- run:
name: Build with only alloc
command: |
cargo build --no-default-features --features alloc
if [[ '<< parameters.toolchain_override >>' != '__msrv__' ]]
then
cargo build --no-default-features --features alloc --all-targets
fi
- run:
name: Add arm toolchain
command: rustup target add thumbv6m-none-eabi
- run:
name: Build ARM without default features (no_std)
command: cargo build --target thumbv6m-none-eabi --no-default-features
- run:
name: Build ARM with only alloc feature
command: cargo build --target thumbv6m-none-eabi --no-default-features --features alloc
- run:
# dev dependencies can't build on 1.48.0
name: Run tests
command: |
if [[ '<< parameters.toolchain_override >>' != '__msrv__' ]]
then
cargo test --no-default-features
cargo test
fi
- run:
name: Build docs
command: cargo doc --verbose
- run:
name: Confirm fuzzers can run
# TERM=dumb prevents cargo fuzz list from printing with color
environment:
TERM: dumb
command: |
if [[ '<< parameters.toolchain_override >>' = 'nightly' ]]
then
cargo install cargo-fuzz
cargo fuzz list | xargs -I FUZZER cargo fuzz run FUZZER -- -max_total_time=1
fi
- save_cache:
key: project-cache-v5-<< parameters.rust_img >>-<< parameters.toolchain_override >>-{{ checksum "Cargo.toml" }}
paths:
# rust docker img doesn't use $HOME/[.cargo,.rustup]
- /usr/local/cargo
- /usr/local/rustup
- ./target
|
