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70 lines
1.4 KiB
70 lines
1.4 KiB
6 years ago
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#!/bin/sh
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set -eu
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unset -v progname progdir
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progname="${0##*/}"
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case "${0}" in
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*/*) progdir="${0%/*}";;
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*) progdir=.;;
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esac
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unset -v tmpdir
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sigs="0 1 2 15" # EXIT HUP INT TERM
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trapfunc() {
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case "${tmpdir-}" in ?*) rm -rf "${tmpdir}";; esac
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trap -- ${sigs}
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case "${1}" in 0|EXIT) ;; *) kill "-${1}" "$$";; esac
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}
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unset -v sig; for sig in ${sigs}; do trap "trapfunc ${sig}" "${sig}"; done
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tmpdir=$(mktemp -d)
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unset -v jq
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jq=$(which jq) || { echo "${progname}: jq not found" >&2; exit 69; }
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cd "${progdir}"
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while [ ! -f go.mod ]
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do
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case "$(pwd)" in
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/) echo "${progname}: go.mod not found" >&2; exit 69;;
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esac
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cd ..
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done
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go mod edit -json | \
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"${jq}" -r '.Require[] | .Path + "@" + .Version' \
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> "${tmpdir}/gomod.txt"
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ok=true
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unset -v pkg
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for pkg
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do
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unset -v best_path best_version path version
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while IFS=@ read -r path version
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do
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# Is requested package at or under this path? Skip if not.
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case "${pkg}" in
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"${path}"|"${path}"/*) ;;
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*) continue;;
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esac
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: ${best_path="${path}"}
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: ${best_version="${version}"}
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# Is this path more specific than the current best?
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case "${path}" in
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"${best_path}"/*)
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best_path="${path}"
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best_version="${version}"
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esac
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done < "${tmpdir}/gomod.txt"
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case "${best_path-}" in
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"")
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echo "${progname}: no module provides package ${pkg}" >&2
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ok=false
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continue
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;;
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esac
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echo "${progname}: ${pkg} is provided by ${best_path}@${best_version}"
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go get "${pkg}@${best_version}"
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done
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"${ok}" && exit 0 || exit 1
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