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vst/niv-add-hackage.sh

Created August 6, 2024 13:20
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niv add hackage
Raw
niv-add-hackage.sh
#!/usr/bin/env bash
_find_latest_package_version() {
_url="https://hackage.haskell.org/package/${1}"
curl -sH "Accept: application/json" "${_url}" |
jq -r ". | (keys[] | [.]) | @csv" |
sed "s/\"//g" |
sort -t. -k1,1n -k2,2n -k3,3n -k4,4n |
tail -n1
}
_find_package_description() {
_name="${1}"
_version="${2}"
_url="https://hackage.haskell.org/package/${_name}-${_version}"
curl -sH "Accept: application/json" "${_url}"
}
_niv_add() {
_name="${1}"
_version="$(_find_latest_package_version "${_name}")"
_json="$(_find_package_description "${_name}" "${_version}")"
_author="$(echo "${_json}" | jq -r ".author")"
_copyright="$(echo "${_json}" | jq -r ".copyright")"
_description="$(echo "${_json}" | jq ".description")"
_homepage="$(echo "${_json}" | jq -r ".homepage")"
_license="$(echo "${_json}" | jq -r ".license")"
_synopsis="$(echo "${_json}" | jq -r ".synopsis")"
_uploaded_at="$(echo "${_json}" | jq -r ".uploaded_at")"
niv add \
--template "https://hackage.haskell.org/package/<name>-<version>.tar.gz" \
--attribute name="${_name}" \
--attribute author="${_author}" \
--attribute copyright="${_copyright}" \
--attribute description=${_description} \
--attribute homepage="${_homepage}" \
--attribute license="${_license}" \
--attribute synopsis="${_synopsis}" \
--attribute uploaded_at="${_uploaded_at}" \
--version "${_version}" "${_name}"
}
_niv_add "${1}"
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