201 lines
4 KiB
Bash
Executable file
201 lines
4 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Requires: Git, NPM and RubyGems
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set -eu
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opt_pre=false # option for bump gem version
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opt_pkg=false # option for building gem package
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MAIN_BRANCH="master"
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RELEASE_BRANCH="production"
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GEM_SPEC="jekyll-theme-chirpy.gemspec"
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NODE_SPEC="package.json"
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CHANGELOG="docs/CHANGELOG.md"
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CONFIG="_config.yml"
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CSS_DIST="_sass/dist"
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JS_DIST="assets/js/dist"
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FILES=(
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"$GEM_SPEC"
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"$NODE_SPEC"
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"$CHANGELOG"
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"$CONFIG"
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)
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TOOLS=(
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"git"
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"npm"
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"gem"
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)
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help() {
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echo -e "A tool to release new version Chirpy gem.\nThis tool will:"
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echo " 1. Build a new gem and publish it to RubyGems.org"
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echo " 2. Merge the release branch into the default branch"
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echo
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echo "Usage:"
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echo " bash ./tools/release [options]"
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echo
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echo "Options:"
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echo " --prepare Preparation for release"
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echo " -p, --package Build a gem package only, for local packaging in case of auto-publishing failure"
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echo " -h, --help Display this help message"
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}
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_check_cli() {
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for i in "${!TOOLS[@]}"; do
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cli="${TOOLS[$i]}"
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if ! command -v "$cli" &>/dev/null; then
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echo "> Command '$cli' not found!"
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exit 1
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fi
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done
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}
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_check_git() {
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$opt_pre || (
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# ensure that changes have been committed
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if [[ -n $(git status . -s) ]]; then
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echo "> Abort: Commit the staged files first, and then run this tool again."
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exit 1
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fi
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)
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$opt_pkg || (
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if [[ "$(git branch --show-current)" != "$RELEASE_BRANCH" ]]; then
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echo "> Abort: Please run the tool in the '$RELEASE_BRANCH' branch."
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exit 1
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fi
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)
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}
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_check_src() {
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for i in "${!FILES[@]}"; do
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_src="${FILES[$i]}"
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if [[ ! -f $_src && ! -d $_src ]]; then
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echo -e "> Error: Missing file \"$_src\"!\n"
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exit 1
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fi
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done
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}
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init() {
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_check_cli
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_check_git
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_check_src
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echo -e "> npm install\n"
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npm i
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}
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## Bump new version to gem-spec file
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_bump_version() {
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_version="$(grep '"version":' "$NODE_SPEC" | sed 's/.*: "//;s/".*//')"
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sed -i "s/[[:digit:]]\+\.[[:digit:]]\+\.[[:digit:]]\+/$_version/" "$GEM_SPEC"
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echo "> Bump gem version to $_version"
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}
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_improve_changelog() {
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# Replace multiple empty lines with a single empty line
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sed -i '/^$/N;/^\n$/D' "$CHANGELOG"
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# Escape left angle brackets of HTML tag in the changelog as they break the markdown structure. e.g., '<hr>'
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sed -i -E 's/\s(<[a-z])/ \\\1/g' "$CHANGELOG"
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}
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prepare() {
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_bump_version
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_improve_changelog
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}
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## Build a Gem package
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build_gem() {
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if $opt_pkg; then
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BACKUP_PATH="$(mktemp -d)"
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mkdir -p "$BACKUP_PATH"/css "$BACKUP_PATH"/js
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[[ -d $CSS_DIST ]] && cp "$CSS_DIST"/* "$BACKUP_PATH"/css
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[[ -d $JS_DIST ]] && cp "$JS_DIST"/* "$BACKUP_PATH"/js
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fi
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# Remove unnecessary theme settings
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sed -i -E "s/(^timezone:).*/\1/;s/(^cdn:).*/\1/;s/(^avatar:).*/\1/" $CONFIG
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rm -f ./*.gem
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npm run build
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# add CSS/JS distribution files to gem package
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git add "$CSS_DIST" "$JS_DIST" -f
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echo -e "\n> gem build $GEM_SPEC\n"
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gem build "$GEM_SPEC"
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echo -e "\n> Resume file changes ...\n"
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git reset
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git checkout .
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if $opt_pkg; then
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# restore the dist files for future development
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mkdir -p "$CSS_DIST" "$JS_DIST"
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cp "$BACKUP_PATH"/css/* "$CSS_DIST"
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cp "$BACKUP_PATH"/js/* "$JS_DIST"
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rm -rf "$BACKUP_PATH"
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fi
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}
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# Push the gem to RubyGems.org (using $GEM_HOST_API_KEY)
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push_gem() {
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gem push ./*.gem
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}
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## Merge the release branch into the default branch
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merge() {
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git fetch origin "$MAIN_BRANCH"
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git checkout -b "$MAIN_BRANCH" origin/"$MAIN_BRANCH"
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git merge --no-ff --no-edit "$RELEASE_BRANCH" || (
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git merge --abort
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echo -e "\n> Conflict detected. Aborting merge.\n"
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exit 0
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)
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git push origin "$MAIN_BRANCH"
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}
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main() {
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init
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if $opt_pre; then
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prepare
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exit 0
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fi
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build_gem
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$opt_pkg && exit 0
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push_gem
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merge
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}
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while (($#)); do
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opt="$1"
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case $opt in
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--prepare)
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opt_pre=true
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shift
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;;
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-p | --package)
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opt_pkg=true
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shift
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;;
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-h | --help)
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help
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exit 0
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;;
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*)
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# unknown option
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help
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exit 1
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;;
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esac
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done
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main
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