Switch to Alpine image

petzich · May 11, 2019 · 50cf5d3 · 50cf5d3
1 parent 9f3506e
commit 50cf5d3
Showing 1 changed file with 9 additions and 5 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,6 +1,10 @@
-FROM petzi/pre-commit:1.15.2-7
-RUN apt-get update \
-    && apt-get install -y --no-install-recommends \
-    php-codesniffer \
-    && rm -rf /var/lib/apt/lists/*
+FROM petzi/pre-commit:1.15.2-9
+RUN apk add --no-cache \
+    php7-pear \
+    php7-openssl \
+    php7-simplexml \
+    php7-tokenizer \
+    php7-xmlwriter
+RUN pear channel-update pear.php.net
+RUN pear install --onlyreqdeps PHP_CodeSniffer
 COPY .pre-commit-config.yaml /