Dockerify Travis-CI config

Summary: Pull Request resolved: #12

Differential Revision: D14059904

fbshipit-source-id: 552512e5a06efd08e5b662494a95f2b649974882

Author: fredemmott

.travis.sh

@@ -1,10 +1,18 @@
 #!/bin/sh
 set -ex
+apt update -y
+DEBIAN_FRONTEND=noninteractive apt install -y php-cli zip unzip
 hhvm --version
+php --version
 
-composer install --ignore-platform-reqs
+(
+  cd $(mktemp -d)
+  curl https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+)
+composer install
 
 hh_client
-
 hhvm vendor/bin/hacktest tests/
-hhvm vendor/bin/hhast-lint
+if !(hhvm --version | grep -q -- -dev); then
+  hhvm vendor/bin/hhast-lint
+fi

.travis.yml

@@ -1,9 +1,9 @@
-language: php
-php:
- - hhvm
- - hhvm-nightly
-matrix:
-  allow_failures:
-  - php: hhvm-nightly
+sudo: required
+language: generic
+services: docker
+env:
+ - HHVM_VERSION=latest
+install:
+ - docker pull hhvm/hhvm:$HHVM_VERSION
 script:
- - ./.travis.sh
+ - docker run --rm -w /var/source -v $(pwd):/var/source hhvm/hhvm:$HHVM_VERSION ./.travis.sh