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2021-02-22 18:49:14 -05:00

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#!/usr/bin/env bash
PROJECT_NAME="remill"
main() {
if [[ $# != 1 ]] ; then
printf "Usage:\n\tgenerate_changelog.sh <path/to/changelog/file.md>\n"
return 1
fi
local output_path="${1}"
local current_version="$(git describe --tags --always)"
local previous_version="$(git describe --tags --always --abbrev=0 ${current_version}^)"
echo "Current version: ${current_version}"
echo "Previous version: ${previous_version}"
echo "Output file: ${output_path}"
printf "# Changelog\n\n" > "${output_path}"
printf "The following are the changes that happened between versions ${previous_version} and ${current_version}\n\n" >> "${output_path}"
git log ${previous_version}...${current_version} \
--pretty=format:" * [%h](http://github.com/lifting-bits/${PROJECT_NAME}/commit/%H) - %s" \
--reverse | grep -v 'Merge branch' >> "${output_path}"
return 0
}
main $@
exit $?