expr: refactor for avoid global evaluator usage #709

	name: Tests

	on:
	merge_group:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]
	jobs:

	tests:
	name: Test code
	runs-on: ubuntu-22.04
	strategy:
	matrix:
	go:
	- ^1.20
	- ^1.21
	- ^1
	steps:

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go }}

	- name: Check out code into the Go module directory
	uses: actions/checkout@v3
	with:
	fetch-depth: 200

	- name: Install packaging dependencies
	run: \|
	sudo apt-get install libcairo2-dev mercurial pkg-config wget -y

	- name: Run tests
	run: \|
	make test
	make
	- name: Run e2e tests
	run: \|
	./e2e_test.sh
	- name: Run config integration tests
	run: \|
	./config_tests.sh

	- name: Check packaging
	if: matrix.go == '^1'
	env:
	BUILD_PACKAGES: false
	run: \|
	wget "https://raw.githubusercontent.com/go-graphite/helper-scripts/main/build.sh" && chmod +x ./build.sh
	./build.sh carbonapi

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