test runner: switch to serde_yaml2 #222

	name: Build

	on:
	push:
	branches:
	- main
	tags:
	- '*'
	pull_request:
	branches:
	- main

	permissions:
	contents: read

	defaults:
	run:
	shell: bash

	jobs:
	all:
	name: All

	runs-on: ubuntu-22.04

	env:
	RUSTFLAGS: "--deny warnings"

	defaults:
	run:
	working-directory: tests

	steps:
	- uses: actions/checkout@v4

	# Vim maybe already installed, but this appears to be an undocumented implementation detail.
	# Make sure Vim is installed and working, and log Vim version.
	- name: Vim
	run: \|
	if ! which vim ;then
	sudo apt-get update
	sudo apt-get -y install vim
	fi
	vim --version

	- name: Download Neovim
	run: gh -R neovim/neovim release download -p nvim-linux64.tar.gz
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- name: Setup Neovim
	run: \|
	tar -C "$HOME" -xaf nvim-linux64.tar.gz
	"$HOME/nvim-linux64/bin/nvim" --version

	- name: Rust Toolchain Info
	run: \|
	rustc --version
	cargo --version
	cargo clippy --version
	cargo fmt --version

	- uses: Swatinem/rust-cache@640a22190e7a783d4c409684cea558f081f92012
	with:
	workspaces: ./tests -> target

	- name: Build
	run: cargo build --workspace

	- name: Clippy
	run: cargo clippy --all-targets --all-features

	- name: Check Formatting
	run: cargo fmt --all --check

	- name: Test Vim
	run: \|
	cargo run
	cargo run --bin=test-ftdetect

	- name: Test Neovim
	run: \|
	export TEST_VIM="$HOME/nvim-linux64/bin/nvim"
	cargo run
	cargo run --bin=test-ftdetect

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