build: raise oldest tests rust version to 1.67 #37

	on:
	push:
	branches:
	- main
	- master
	pull_request:

	name: Continuous Integration

	jobs:
	macos:
	name: Test and Lint (macos)
	runs-on: macos-latest
	strategy:
	matrix:
	rust:
	- stable
	- 1.67.0
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: ${{ matrix.rust }}
	override: true
	- run: rustup component add clippy
	- name: check
	uses: actions-rs/cargo@v1
	with:
	command: check
	- name: test
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: --no-run
	- name: clippy
	uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: -- -D warnings

	clang-format:
	name: test clang-format
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- uses: DoozyX/clang-format-lint-action@v0.8
	with:
	source: './objc'
	exclude: './third_party ./external'
	extensions: 'h,m'
	clangFormatVersion: 10
	style: file # read style from .clang-format

	rustfmt:
	name: test rustfmt
	runs-on: ubuntu-latest
	steps:
	- name: Checkout sources
	uses: actions/checkout@v2

	- name: Install nightly toolchain with rustfmt available
	uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: nightly
	override: true
	components: rustfmt

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