Fix division by zero in WeightedRandomStreamRanker #141

	# yamllint disable rule:line-length
	# yamllint disable rule:braces

	name: Code Style

	on:
	pull_request:
	push:
	branches:
	- main

	permissions: read-all

	jobs:
	build:
	name: Code style with PHP ${{ matrix.php-version }}
	runs-on: ubuntu-20.04

	strategy:
	matrix:
	php-version:
	- "7.4"

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-version }}
	coverage: none

	- name: Cache Composer packages
	uses: actions/cache@v3
	with:
	path: ~/.cache/composer
	key: composer-${{ matrix.php-version }}-${{ hashFiles('composer.*') }}
	restore-keys: \|
	composer-${{ matrix.php-version }}-
	composer-

	- name: Install dependencies
	run: \|
	composer install --prefer-dist --no-progress

	- name: Validate composer.json
	run: \|
	composer validate --strict

	- name: Normalize composer.json
	run: \|
	composer normalize --dry-run --diff

	- name: PHPCS git diff
	run: ./extras/phpcs-diff --non-interactive --source=origin/main --gh-auth=$GITHUB_TOKEN
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- name: Restore PHP-CS-Fixer cache
	uses: actions/cache@v3
	with:
	path: build/cache/.php_cs.cache
	key: php-cs-fixer-${{ matrix.php-version }}-${{ hashFiles('composer.*') }}
	restore-keys: \|
	php-cs-fixer-${{ matrix.php-version }}-
	php-cs-fixer-

	- name: Run PHP-CS-Fixer
	run: \|
	mkdir -p build/cache/
	vendor/bin/php-cs-fixer fix --diff --dry-run --verbose --cache-file=build/cache/.php_cs.cache

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