credits.sh

credits.sh

#!/bin/bash

cd $(dirname $0)

render_source() {
	local -r generator=./$(basename $1)
	local -r package=$2
	local -r project_root=$3

	cat <<EOS
// Code generated by ${generator}. DO NOT EDIT.
// go:generate ${generator}

package ${package}

import "bytes"

var creditsJSON = bytes.TrimSpace([]byte(\`
EOS
	gocredits -json ${project_root} | jq -c '{licenses: .Licenses | del(.[].FilePath) | map(with_entries(.key |= ascii_downcase))}'
	echo '`))'
}

render_source $0 PACKAGE_NAME PROJECT_ROOT > credits.go

使いたいパッケージのディレクトリに PACKAGE_NAME や PROJECT_ROOT 適当に設定して保存。初回のみ ./credits.sh を実行。その後は go generate 。