feature/php8

Squashed commit of the following:

commit 7d6f8a2
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 10:17:49 2021 -0500

    ~ installation test

commit e8b94ca
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 10:02:17 2021 -0500

    + installation test

commit edb16ef
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 09:51:51 2021 -0500

    ~ readme

commit 2d1a112
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 09:03:33 2021 -0500

    ~ example

commit 7cf050f
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 08:56:29 2021 -0500

    ~ example

commit 7af184f
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 08:49:23 2021 -0500

    ~ example

commit 402e0be
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 08:44:30 2021 -0500

    ~ example

commit ca71108
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 08:39:31 2021 -0500

    ~ example

commit 453d3b1
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 20 08:30:26 2021 -0500

    ~ pre-commit

commit 21b644d
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sun Feb 14 18:54:25 2021 -0500

    ~ xdebug mode

commit 37a4fc0
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sun Feb 14 18:50:57 2021 -0500

    ~ProxyListOrgScraperTest

commit 4d88f36
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sun Feb 14 18:46:53 2021 -0500

    ~ system tests

commit 7ef4575
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sun Feb 14 18:38:33 2021 -0500

    ~ php version

commit c84640f
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sun Feb 14 12:19:40 2021 -0500

    ~ http client

commit 9c66e09
Author: Ivan Nikitin <vantoozz@gmail.com>
Date:   Sat Feb 13 09:07:58 2021 -0500

    ~ gitignore

.githooks/pre-commit

@@ -1,25 +1,27 @@
 #!/usr/bin/env bash
 
-docker run --rm  -v "$(pwd)":/opt/project "$(docker build -q -f=docker/php.dockerfile .)" /bin/bash -c \
+docker run --rm  -v "$(pwd)":/opt/project "$(docker build -q -f=docker/php74.dockerfile .)" /bin/bash -c \
   "php /root/.composer/vendor/bin/phpcs --standard=psr2 src \
 && php /opt/project/vendor/bin/phpunit --testsuite=unit \
 && php /root/.composer/vendor/bin/phpmd src text phpmd.xml\
 && php /root/.composer/vendor/bin/phpcpd src\
-&& php /root/.composer/vendor/bin/phpmnd src --non-zero-exit-on-violation\
 && php /root/.composer/vendor/bin/phpdoccheck -d src\
 && php /root/.composer/vendor/bin/phpcs --standard=psr2 src\
 && php /root/.composer/vendor/bin/phpstan analyze src --level=1\
 && php /root/.composer/vendor/bin/phpcdm src --non-zero-exit-on-violation
 "
+
+#&& php /root/.composer/vendor/bin/phpmnd src --non-zero-exit-on-violation\
+
 if [ $? != 0 ]; then
   echo "Fix errors before commit."
   echo "Try run \
-  docker run --rm -v \"\$(pwd)\":/opt/project \"\$(docker build -q -f=docker/php.dockerfile .)\" \
+  docker run --rm -v \"\$(pwd)\":/opt/project \"\$(docker build -q -f=docker/php74.dockerfile .)\" \
   php /root/.composer/vendor/bin/phpcbf --standard=psr2 src"
   exit 1
 fi
 
-docker run --rm  -v "$(pwd)":/opt/project "$(docker build -q -f=docker/php.dockerfile .)" bash ./run_examples.sh > /dev/null
+docker run --rm  -v "$(pwd)":/opt/project "$(docker build -q -f=docker/php74.dockerfile .)" bash ./run_examples.sh > /dev/null
 if [ $? != 0 ]; then
   echo "Examples broken."
   exit 1

.gitignore

@@ -2,3 +2,4 @@ vendor/
 composer.lock
 tests/.cached_proxies
 .phpunit.result.cache
+composer.phar

.travis.yml

@@ -4,9 +4,9 @@ services:
   - docker
 
 php:
-  - 7.2
   - 7.3
   - 7.4
+  - 8.0
 
 env:
   matrix:
@@ -20,7 +20,7 @@ script:
   - composer validate --no-check-all --strict
   - mkdir -p build/logs
   - vendor/bin/phpunit --testsuite=integration
-  - vendor/bin/phpunit --testsuite=unit --coverage-text  --coverage-clover build/logs/clover.xml
+  - XDEBUG_MODE=coverage vendor/bin/phpunit --testsuite=unit --coverage-text  --coverage-clover build/logs/clover.xml
   - bash .githooks/pre-commit
   - php tests/systemTests.php