Check `no_std` compatibility in CI and fix remaining use of `std` (#9) #15

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:

	env:
	CARGO_TERM_COLOR: always

	jobs:
	check:
	name: Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- name: Run cargo check
	run: cargo check

	check-compiles-no-std:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	target:
	- "x86_64-unknown-none"
	- "wasm32v1-none"
	- "thumbv6m-none-eabi"
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	with:
	targets: ${{ matrix.target }}
	- name: Run cargo check
	run: cargo check --no-default-features --features libm,critical-section --target ${{ matrix.target }}

	test:
	name: Test Suite
	strategy:
	matrix:
	os: [windows-latest, ubuntu-latest, macos-latest]
	runs-on: ${{ matrix.os }}
	timeout-minutes: 60
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- name: Run cargo test
	run: cargo test --all-features

	lints:
	name: Lints
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- name: Run cargo fmt
	run: cargo fmt --all -- --check
	- name: Run cargo clippy
	run: cargo clippy -- -D warnings

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