Build devel docs on travis

This ensures there are no errors in the doc syntax.

We're currently using dev-master, see ApiGen/ApiGen#1012

Signed-off-by: Michal Čihař <michal@cihar.com>

Author: nijel

.gitignore

@@ -1,5 +1,6 @@
 .idea/
 vendor/
+doc/
 .composer.json
 composer.lock
 coverage.xml

.travis.yml

@@ -16,12 +16,15 @@ php:
 env:
   matrix:
     - MOTRANSLATOR=no
+    - DOCS=no
 
 matrix:
   fast_finish: true
   allow_failures:
     - php: "nightly"
   include:
+    - php: "7.1"
+      env: DOCS=yes
     - php: "7.0"
       env: MOTRANSLATOR=yes
     - dist: precise
@@ -41,4 +44,5 @@ cache:
     - $HOME/.composer/cache
 
 script: 
-  - ./vendor/bin/phpunit --configuration phpunit.xml
+  - if [ "$DOCS" = "no" ] ; then ./vendor/bin/phpunit --configuration phpunit.xml ; fi
+  - if [ "$DOCS" = "yes" ] ; then ./vendor/bin/apigen generate --destination doc src/ ; fi

composer.json

@@ -21,7 +21,9 @@
     },
     "require-dev": {
         "phpunit/php-code-coverage": "*",
-        "phpunit/phpunit": "~4.8 || ~5.7"
+        "phpunit/phpunit": "~4.8 || ~5.7",
+        "apigen/apigen": "dev-master#e381f7cef4194571cc9303a5fa8842a352d7eabb",
+        "roave/better-reflection": "dev-master#c87d856"
     },
     "conflict": {
         "phpmyadmin/motranslator": "<3.0"