Add code-style GitHub action

.github/workflows/code-style.yml

@@ -0,0 +1,22 @@
+name: code-style
+
+on:
+- push
+- pull_request
+
+jobs:
+  phpstan:
+    name: PHPCS
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Install PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: "8.0"
+        ini-values: memory_limit=-1
+        tools: composer:v2, phpcs
+
+    - name: Run PHPCS
+      run: phpcs

Dockerfile

@@ -1,16 +1,7 @@
 ARG PHP_VERSION
 FROM php:${PHP_VERSION}-alpine
 
-RUN apk add --no-cache make
-
-ENV COMPOSER_ALLOW_SUPERUSER 1
-RUN curl -o /tmp/composer-setup.php https://getcomposer.org/installer && \
-    curl -o /tmp/composer-setup.sig https://composer.github.io/installer.sig && \
-    php -r "if (hash('SHA384', file_get_contents('/tmp/composer-setup.php')) !== trim(file_get_contents('/tmp/composer-setup.sig'))) { unlink('/tmp/composer-setup.php'); echo 'Invalid installer' . PHP_EOL; exit(1); }" && \
-    php /tmp/composer-setup.php && \
-    mv composer.phar /usr/local/bin/composer
-
-RUN apk add --no-cache $PHPIZE_DEPS &&\
+RUN apk add --no-cache make $PHPIZE_DEPS &&\
     pecl install xdebug &&\
     docker-php-ext-enable xdebug &&\
     echo $'\
@@ -19,4 +10,13 @@ xdebug.mode=develop\n\
 xdebug.start_with_request=yes\n\
 ' >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
 
+ENV COMPOSER_ALLOW_SUPERUSER 1
+
+RUN curl -s https://raw.githubusercontent.com/composer/getcomposer.org/76a7060ccb93902cd7576b67264ad91c8a2700e2/web/installer | php -- --quiet && \
+    mv composer.phar /usr/local/bin/composer
+
+ENV PATH /root/.composer/vendor/bin:$PATH
+
+RUN composer global require squizlabs/php_codesniffer
+
 WORKDIR app

README.md

@@ -147,6 +147,7 @@ with a container, run `make test-container-72` or `make test-container-74` to cr
 The package is continuously tested by [Travis CI](http://about.travis-ci.org/).
 
 [![Tests](https://github.com/olvlvl/symfony-dependency-injection-proxy/workflows/test/badge.svg?branch=master)](https://github.com/olvlvl/symfony-dependency-injection-proxy/actions?query=workflow%3Atest)
+[![Code Style](https://github.com/olvlvl/symfony-dependency-injection-proxy/workflows/code-style/badge.svg?branch=main)](https://github.com/olvlvl/symfony-dependency-injection-proxy/actions?query=workflow%3Acode-style)
 
 
 

phpcs.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="PHP_CodeSniffer" xsi:noNamespaceSchemaLocation="https://raw.githubusercontent.com/squizlabs/PHP_CodeSniffer/master/phpcs.xsd">
+    <file>lib</file>
+    <file>tests</file>
+    <exclude-pattern>*/tests/sandbox/*</exclude-pattern>
+
+    <rule ref="PSR12"/>
+</ruleset>