chore: update action to use node 20 #42

	name: pull-request

	on:
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-node@v3
	with:
	node-version: 20

	- name: Install dependencies
	run: yarn install

	- name: Lint
	run: yarn lint

	- name: Unit test
	run: yarn test

	- name: Rebuild the dist/ directory
	run: yarn build

	- name: Compare the expected and actual dist/ directories
	run: \|
	if [ "$(git diff --ignore-space-at-eol ./dist/ \| wc -l)" -gt "0" ]; then
	echo "Detected uncommitted changes after build within the ./dist directory"
	exit 1
	fi

	integration-tests:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-node@v3
	with:
	node-version: 20

	- name: Get version
	id: version
	uses: ./

	- name: Check version outputs
	uses: actions/github-script@v6
	with:
	script: \|
	const assert = require('assert')
	const outputs = ${{ toJSON(steps.version.outputs) }}

	// check default / no-input outputs
	const [ major, minor, patch ] = outputs.version.split('.')
	assert.deepEqual(outputs['version-with-prefix'], `v${major}.${minor}.${patch}`)
	assert.deepEqual(outputs.major, major)
	assert.deepEqual(outputs['major-with-prefix'], `v${major}`)
	assert.deepEqual(outputs.minor, minor)
	assert.deepEqual(outputs.patch, patch)

	// check output is a valid bump string
	assert.deepEqual(['major','minor','patch'].indexOf(outputs.bump) > -1, true)

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