emqx/scripts/rel/format-changelog.sh

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#!/bin/bash
set -euo pipefail
shopt -s nullglob
export LANG=C.UTF-8
[ "${DEBUG:-}" = 1 ] && set -x
logerr() {
echo "$(tput setaf 1)ERROR: $1$(tput sgr0)" 1>&2
}
usage() {
cat <<EOF
$0 [option]
options:
-h|--help: print this usages info
-b|--base:
The git tag of compare base to find included changes.
e.g. v5.0.18, e5.0.0 etc.
-v|--version:
The tag to be released
e.g. v5.0.19, e5.0.1-alpha.1 etc.
EOF
}
while [ "$#" -gt 0 ]; do
case $1 in
-h|--help)
usage
exit 0
;;
-b|--base)
shift
BASE_TAG="$1"
shift
;;
-v|--version)
shift
TEMPLATE_VSN_HEADING="$1"
shift
;;
*)
logerr "Unknown option $1"
exit 1
;;
esac
done
LANGUAGE='en'
case "${BASE_TAG:-}" in
v*)
PROFILE="emqx"
;;
e*)
PROFILE="emqx-enterprise"
;;
*)
logerr "Unsupported -b|--base option, must be v* or e*"
exit 1
;;
esac
TEMPLATE_VSN_HEADING="${TEMPLATE_VSN_HEADING:-<VSN-TAG>}"
top_dir="$(git rev-parse --show-toplevel)"
declare -a PRS
PRS=("")
format_one_pr() {
local filename pr_num indent
filename="${1}"
pr_num="$(echo "${filename}" | sed -E 's/.*-([0-9]+)\.[a-z]+\.md$/\1/')"
re='^[0-9]+$'
if ! [[ $pr_num =~ $re ]]; then
logerr "bad filename format: $filename"
fi
indent="- [#${pr_num}](https://github.com/emqx/emqx/pull/${pr_num}) "
while read -r line; do
if [ "${line}" != '' ]; then
echo "${indent}${line}"
else
echo ''
fi
indent=" "
done < "${filename}"
echo
}
section() {
local prefix=$1
for file in "${PRS[@]}"; do
if [[ $file =~ .*$prefix-.*$LANGUAGE.md ]]; then
format_one_pr "$file"
fi
done
}
changes_dir=("$top_dir/changes/ce")
if [ "$PROFILE" == "emqx-enterprise" ]; then
changes_dir+=("$top_dir/changes/ee")
fi
while read -r file; do
PRS+=("$file")
done < <(git diff --diff-filter=A --name-only "tags/${BASE_TAG}...HEAD" "${changes_dir[@]}")
TEMPLATE_FEAT_CHANGES="$(section 'feat')"
TEMPLATE_PERF_CHANGES="$(section 'perf')"
TEMPLATE_FIX_CHANGES="$(section 'fix')"
TEMPLATE_BREAKING_CHANGES="$(section 'breaking')"
TEMPLATE_ENH_HEADING="Enhancements"
TEMPLATE_FIX_HEADING="Bug Fixes"
TEMPLATE_BREAKING_HEADING="Breaking Changes"
cat <<EOF
# ${TEMPLATE_VSN_HEADING}
## ${TEMPLATE_ENH_HEADING}
${TEMPLATE_FEAT_CHANGES}
${TEMPLATE_PERF_CHANGES}
## ${TEMPLATE_FIX_HEADING}
${TEMPLATE_FIX_CHANGES}
## ${TEMPLATE_BREAKING_HEADING}
${TEMPLATE_BREAKING_CHANGES}
EOF