meson: set default warn_level to 2 #12

	# This is a basic workflow to help you get started with Actions

	name: Ubuntu Latest

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the main branch
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	meson:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest
	strategy:
	matrix:
	cfg:
	- { id: gcc, cc: gcc, cpp: g++, setup_options: null}
	- { id: gcc-sanitize, cc: gcc, cpp: g++, setup_options: "-Db_sanitize=address,undefined"}
	- { id: clang, cc: clang, cpp: clang++, setup_options: null}

	env:
	CC: ccache ${{ matrix.cfg.cc }}
	CXX: ccache ${{ matrix.cfg.cpp }}

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	- name: apt
	run: \|
	sudo apt update
	sudo apt install ccache clang libjsoncpp-dev libexpected-dev cmake googletest libfmt-dev ninja-build
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v1
	- name: Setup ccache
	uses: hendrikmuhs/[email protected]
	with:
	key: ${{ matrix.id }}
	- uses: BSFishy/[email protected]
	with:
	meson-version: 1.0.0
	setup-options: ${{ matrix.cfg.setup_options }}
	action: test
	directory: builddir

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