Issue #3632: releasenotes generation was moved to separate shell file

.ci/README.md

@@ -0,0 +1,7 @@
+ATTENTION:
+  All scripts in this folder expect to be launched from root folder of repository
+
+Example of usage:
+  export GOAL="all-sevntu-checks" && ./.ci/travis/travis.sh
+
+  export TRAVIS_PULL_REQUEST="" && export GOAL="releasenotes-gen" && ./.ci/travis/travis.sh 

.ci/travis/travis.sh

@@ -1,11 +1,11 @@
 #!/bin/bash
 
-set -e
+set -ex
 
 case "$GOAL" in
 
-verify)
-  mvn verify
+releasenotes-gen)
+  .ci/travis/xtr_releasenotes-gen.sh
   ;;
 
 all-sevntu-checks)

.ci/travis/xtr_releasenotes-gen.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+set -ex
+
+if [[ $TRAVIS_PULL_REQUEST =~ ^([0-9]*)$ ]]; then exit 0; fi
+git clone https://github.com/checkstyle/contribution
+cd contribution/releasenotes-builder
+mvn clean compile package
+cd ../../
+git clone https://github.com/checkstyle/checkstyle
+cd checkstyle
+LATEST_RELEASE_TAG=$(git describe $(git rev-list --tags --max-count=1))
+cd ../
+CS_RELEASE_VERSION=$(mvn -q -Dexec.executable='echo' -Dexec.args='${project.version}' --non-recursive org.codehaus.mojo:exec-maven-plugin:1.3.1:exec | sed 's/-SNAPSHOT//' ) 
+echo LATEST_RELEASE_TAG=$LATEST_RELEASE_TAG
+echo CS_RELEASE_VERSION=$CS_RELEASE_VERSION
+java -jar contribution/releasenotes-builder/target/releasenotes-builder-1.0-all.jar \
+        -localRepoPath checkstyle -startRef $LATEST_RELEASE_TAG -releaseNumber $CS_RELEASE_VERSION \
+        -githubAuthToken $GITHUB_AUTH_TOKEN -generateAll -publishXdoc
+
+echo ==============================================
+echo xdoc
+echo
+cat xdoc.xml
+echo twitter post
+echo
+cat twitter.txt
+echo google plus post
+echo
+cat gplus.txt
+echo RSS post
+echo
+cat rss.txt
+echo mailing list post
+echo
+cat mailing_list.txt
+cd checkstyle/src/xdocs
+echo releasenotes.xml after commit
+echo
+head -n 100 releasenotes.xml

.travis.yml

@@ -271,23 +271,8 @@ matrix:
     - jdk: oraclejdk8
       env:
         - DESC="Releasenotes generation"
-        - CMD0="if [[ $TRAVIS_PULL_REQUEST =~ ^([0-9]*)$ ]]; then exit 0; fi "
-        - CMD1=" && git clone https://github.com/checkstyle/contribution && cd contribution/releasenotes-builder "
-        - CMD2=" && mvn clean compile package "
-        - CMD3=" && cd ../../ && git clone https://github.com/checkstyle/checkstyle && cd checkstyle "
-        - CMD4=" && LATEST_RELEASE_TAG=\$(git describe \$(git rev-list --tags --max-count=1)) && cd ../"
-        - CMD5=" && CS_RELEASE_VERSION=$(mvn -q -Dexec.executable='echo' -Dexec.args='${project.version}' --non-recursive org.codehaus.mojo:exec-maven-plugin:1.3.1:exec | sed 's/-SNAPSHOT//' ) "
-        - CMD6=" && echo LATEST_RELEASE_TAG=\$LATEST_RELEASE_TAG && echo CS_RELEASE_VERSION=\$CS_RELEASE_VERSION "
-        - CMD7=" && java -jar contribution/releasenotes-builder/target/releasenotes-builder-1.0-all.jar "
-        - CMD8="        -localRepoPath checkstyle -startRef \$LATEST_RELEASE_TAG -releaseNumber \$CS_RELEASE_VERSION -githubAuthToken $GITHUB_AUTH_TOKEN -generateAll -publishXdoc"
-        - CMD9=" && echo && echo =============================================="
-        - CMD10=" && echo xdoc && echo && cat xdoc.xml"
-        - CMD11=" && echo twitter post && echo && cat twitter.txt"
-        - CMD12=" && echo google plus post && echo && cat gplus.txt"
-        - CMD13=" && echo RSS post && echo && cat rss.txt"
-        - CMD14=" && echo mailing list post && echo && cat mailing_list.txt"
-        - CMD15=" && cd checkstyle/src/xdocs && echo releasenotes.xml after commit && echo && head -n 100 releasenotes.xml"
-        - CMD=$CMD0$CMD1$CMD2$CMD3$CMD4$CMD5$CMD6$CMD7$CMD8$CMD9$CMD10$CMD9$CMD11$CMD9$CMD12$CMD9$CMD13$CMD9$CMD14$CMD9$CMD15
+        - GOAL="releasenotes-gen"
+        - CMD="./.ci/travis/travis.sh"
         - COVERAGE_CMD=""
 
     # testing of PR format