.gitlab-ci.yml

image: node:12

#===========================================================
# global variables
#===========================================================

variables:
    CACHE_DIR: .npm
    npm_config_cache: $CI_PROJECT_DIR/$CACHE_DIR
    INFINITY_VERSION_PRERELEASE_SEPARATOR: "-"

stages:
    - build
    - test
    - publish
    - tag


#===========================================================
# global job configuration and templates
#===========================================================

# output build info in each job
before_script:
    - infinity config build-info


# for the cache we can rely on the package-lock.json file hash - if it changed, we use a new cache
# a cache template to use push strategy for updating the cache
.setup_cache: &setup_cache
    cache:
        key:
            files:
                - package-lock.json
        paths:
            - $CACHE_DIR
        policy: push


# a cache template to use pull strategy to just use the cache
.use_cache: &use_cache
    cache:
        key:
            files:
                - package-lock.json
        paths:
            - $CACHE_DIR
        policy: pull


# a template for installing dependencies faster
.install_deps: &install_deps
    - npm ci --cache $CACHE_DIR --prefer-offline --no-audit --verbose

# a template for ssh setup
.setup_ssh: &setup_ssh
    before_script:
        # export the SSH_AUTH_SOCK and SSH_AGENT_PID variables
        - eval "$(infinity ssh agent)"
        # Use infinity to add gitlab runner to known host for git clone (using ssh)
        - infinity ssh set-knownhosts
        # We add a custom user for git operations during CI
        - git config --global user.email $INFINITY_USER_EMAIL
        - git config --global user.name $INFINITY_USER_NAME

build:
    stage: build
    <<: *setup_cache
    script:
        - *install_deps
        - npm run publish:prepare
        - cd dist && npm version --no-git-tag-version --allow-same-version $(infinity version get)
    artifacts:
        paths:
            - dist

test:
    stage: test
    <<: *setup_cache
    dependencies:
        - build
    needs:
        - build
    script:
        - *install_deps
        - npm run test
        - npm run coverage
    coverage: '/Statements\s+:\s(\d+.?\d+)%/'
    artifacts:
        paths:
            - coverage


internal-publish:
    stage: publish
    rules:
        # trigger only for branches, skip tags
        - if: '$CI_COMMIT_BRANCH == $CI_COMMIT_REF_NAME'
    dependencies:
        - build
    needs:
        - build
    script:
        - echo $CI_COMMIT_TAG
        - echo $CI_COMMIT_BRANCH
        - npm config set registry $NEXUS3_NPM_REGISTRY
        - infinity npm publish dist/

release-tag:
    stage: tag
    <<: *setup_ssh
    <<: *use_cache
    rules:
        - if: '$CI_COMMIT_BRANCH == "master" && $CI_COMMIT_MESSAGE =~ /^release: auto/'
    dependencies:
        - build
        - test
    needs:
        - build
        - test
    script:
        # we create temporary folder to hold newly cloned project
        - PROJECT_CLONE=$(mktemp -d)
        # we clone git project into temporary folder
        - infinity git clone --destination $PROJECT_CLONE --branch $CI_COMMIT_REF_NAME
        # we copy cache directory to cloned project
        - if [ -d $CACHE_DIR ]; then cp -r $CACHE_DIR $PROJECT_CLONE/$CACHE_DIR; fi
        # we enter the repository root
        - cd $PROJECT_CLONE
        # now that our repository is up-to-date we need to install dependencies
        - *install_deps
        # now we can run standard-version
        - npm run release:tag
        # we push the changes to the triggering branch, including the tag created by standard-version
        - infinity git push --include-tags
        # remove cloned repository
        - rm -rf $PROJECT_CLONE