Implement decoding of ANS streams #71

	# Copyright (c) the JPEG XL Project Authors. All rights reserved.
	#
	# Use of this source code is governed by a BSD-style
	# license that can be found in the LICENSE file.

	# Workflow to run pull-requests specific checks.

	name: PR
	on:
	pull_request:
	types: [opened, reopened, synchronize]

	env:
	CARGO_TERM_COLOR: always
	RUST_BACKTRACE: 1

	jobs:
	# Run source tests: author list, copyright notice and merge conflicts.
	authors:
	runs-on: [ubuntu-latest]
	steps:
	- name: Checkout the source
	uses: actions/checkout@v4
	- name: Check AUTHORS file
	run:
	./ci/pull_request_checks.sh

	rust:
	name: Test, Format and Clippy
	runs-on: [ubuntu-latest]
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive

	- name: Install latest rust toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy, rustfmt

	- name: Build artefact caching
	uses: Swatinem/[email protected]

	- name: Format
	run: cargo fmt --all -- --check

	- name: Clippy
	run: cargo clippy --all-targets --all-features --tests --all -- -D warnings

	- name: Run tests
	run: cargo test --all --no-fail-fast --all-features

Provide feedback