travis: moved PHP-specific configuration to its own YAML file

this allows it to be imported by other repos using the same config (for example plugins needing PHPStan analysis) without them needing to copy paste big blocks of shit every time something little changes.

.travis.yml

@@ -1,21 +1,5 @@
-language: php
-
-php:
- - 7.3
- - 7.4
-
-before_script:
- - phpenv config-rm xdebug.ini
- - echo | pecl install channel://pecl.php.net/yaml-2.1.0
- - git clone https://github.com/pmmp/pthreads.git
- - cd pthreads
- - git checkout e0f514dfde01c5e7e9cf94c43615918af482a45c
- - phpize
- - ./configure
- - make
- - make install
- - cd ..
- - echo "extension=pthreads.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+import:
+ source: ./tests/travis/setup-php.yml
 
 script:
  - composer install --prefer-dist

tests/travis/setup-php.yml

@@ -0,0 +1,17 @@
+language: php
+php:
+  - 7.3
+  - 7.4
+
+before_script:
+  - phpenv config-rm xdebug.ini
+  - echo | pecl install channel://pecl.php.net/yaml-2.1.0
+  - git clone https://github.com/pmmp/pthreads.git
+  - cd pthreads
+  - git checkout e0f514dfde01c5e7e9cf94c43615918af482a45c
+  - phpize
+  - ./configure
+  - make
+  - make install
+  - cd ..
+  - echo "extension=pthreads.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini