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git-cliff-action/run.sh

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#!/bin/bash
if [[ -n "$DEBUG" ]]; then
set -x
fi
set -uo pipefail
# Avoid file expansion when passing parameters like with '*'
set -o noglob
GIT_CLIFF_BIN='git-cliff'
if [[ "${RUNNER_OS}" == 'Windows' ]]; then
GIT_CLIFF_BIN="${GIT_CLIFF_BIN}.exe"
fi
GIT_CLIFF_PATH="$RUNNER_TEMP/git-cliff/bin/$GIT_CLIFF_BIN"
# On Darwin, BSD stat is the default
# otherwise is GNU stat
if [[ "${RUNNER_OS}" == "macOS" ]]; then
stat_cmd=(stat -f)
else
stat_cmd=(stat -c)
fi
# Set up working directory
owner=$("${stat_cmd[@]}" "%u:%g" .)
chown -R "$(id -u)" .
# Create the output directory
OUTPUT=${OUTPUT:="git-cliff/CHANGELOG.md"}
mkdir -p "$(dirname $OUTPUT)"
args=()
take_next=
for arg in "$@"; do
case "$arg" in
-o | --output)
take_next=1 # next argument is the output file
;;
-o=* | --output=*)
OUTPUT="${arg#*=}" # consume the output file directly
;;
*)
if [ -n "$take_next" ]; then
OUTPUT="$arg"
take_next=
else
args+=("$arg") # keep only non-output args
fi
;;
esac
done
# Execute git-cliff
GIT_CLIFF_OUTPUT="$OUTPUT" "$GIT_CLIFF_PATH" "${args[@]}"
exit_code=$?
# Retrieve context
CONTEXT="$(mktemp)"
GIT_CLIFF_OUTPUT="$CONTEXT" "$GIT_CLIFF_PATH" --context "${args[@]}"
# Revert permissions
chown -R "$owner" .
# Set the changelog content (max: 50MB)
FILESIZE=$("${stat_cmd[@]}" %s "$OUTPUT")
MAXSIZE=$((40 * 1024 * 1024))
if [ "$FILESIZE" -le "$MAXSIZE" ]; then
echo "content<<EOF" >>$GITHUB_OUTPUT
cat "$OUTPUT" >>$GITHUB_OUTPUT
echo "EOF" >>$GITHUB_OUTPUT
cat "$OUTPUT"
fi
# Set output file
echo "changelog=$OUTPUT" >>$GITHUB_OUTPUT
# Set the version output to the version of the latest release
echo "version=$(jq -r '.[0].version' $CONTEXT)" >>$GITHUB_OUTPUT
# Pass exit code to the next step
echo "exit_code=$exit_code" >>$GITHUB_OUTPUT
# Exit with git-cliff exit_code
exit $exit_code