Travis: organize env var declarations

travis/before_script.sh

@@ -3,33 +3,44 @@
 set -e
 shopt -s expand_aliases
 
+# Paths
 export WP_TESTS_DIR=/tmp/wordpress-tests/
 export PROJECT_DIR=$(pwd)/src
 export PROJECT_SLUG=$(basename "$(pwd)" | sed 's/^wp-//')
+CODESNIFF_PATH=(. '!' -path "./$DEV_LIB_PATH/*" '!' -path "./vendor/*")
+export CODESNIFF_PATH
+
+# PHPCS
 export DO_PHPCS=$(if [ -e phpcs.ruleset.xml ]; then echo 1; else echo 0; fi)
 export PHPCS_DIR=/tmp/phpcs
 export PHPCS_GITHUB_SRC=squizlabs/PHP_CodeSniffer
 export PHPCS_GIT_TREE=master
+
+# WPCS
 export WPCS_DIR=/tmp/wpcs
 export WPCS_GITHUB_SRC=WordPress-Coding-Standards/WordPress-Coding-Standards
 export WPCS_GIT_TREE=923b63a15c4b9a61f08ab059c3f9e7efa85cb31d
 export WPCS_STANDARD=$(if [ -e phpcs.ruleset.xml ]; then echo phpcs.ruleset.xml; else echo WordPress; fi)
-CODESNIFF_PATH=(. '!' -path "./$DEV_LIB_PATH/*" '!' -path "./vendor/*")
-export CODESNIFF_PATH
+
+# State
 export RUN_UNINSTALL_TESTS=$(if grep -q '<group>uninstall</group>' phpunit.xml.dist; then echo 1; else echo 0; fi)
 export RUN_AJAX_TESTS=$(if grep -q '<group>ajax</group>' phpunit.xml.dist; then echo 1; else echo 0; fi)
 export DO_CODE_COVERAGE=$(if [[ $TRAVIS_PHP_VERSION == hhvm ]] && [ -e .coveralls.yml ]; then echo 1; else echo 0; fi)
 
+# WordPoints
 if [[ -z $WORDPOINTS_VERSION ]]; then
 	export WORDPOINTS_VERSION=master
 fi
 
+# Load commands.
 source "$DEV_LIB_PATH"/travis/commands.sh
 
+# Load customisation.
 if [ -e .ci-env.sh ]; then
     source .ci-env.sh
 fi
 
+# Set up.
 if [[ $TRAVISCI_RUN == phpunit ]]; then
 	setup-phpunit
 elif [[ $TRAVISCI_RUN == codesniff ]]; then