nixpkgs/pkgs/by-name/wa/warp-terminal/update.sh
2024-03-03 16:31:06 -05:00

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#!/usr/bin/env nix-shell
#!nix-shell -i bash -p curl jq moreutils nix-prefetch
#shellcheck shell=bash
set -eu -o pipefail
dirname="$(dirname "$0")"
err() {
echo "$*" >&2
}
json_get() {
jq -r "$1" < "$dirname/versions.json"
}
json_set() {
jq --arg x "$2" "$1 = \$x" < "$dirname/versions.json" | sponge "$dirname/versions.json"
}
resolve_url() {
local pkg sfx url
local -i i max_redirects
case "$1" in
darwin)
pkg=macos
sfx=dmg
;;
linux)
pkg=pacman
sfx=pkg.tar.zst
;;
*)
err "Unexpected download type: $1"
exit 1
;;
esac
url="https://app.warp.dev/download?package=${pkg}"
((max_redirects = 15))
for ((i = 0; i < max_redirects; i++)); do
url=$(curl -s -o /dev/null -w '%{redirect_url}' "${url}")
[[ ${url} != *.${sfx} ]] || break
done
((i < max_redirects)) || { err "too many redirects"; exit 1; }
echo "${url}"
}
get_version() {
echo "$1" | grep -oP -m 1 '(?<=/v)[\d.\w]+(?=/)'
}
for sys in darwin linux; do
url=$(resolve_url ${sys})
version=$(get_version "${url}")
if [[ ${version} != "$(json_get ".${sys}.version")" ]];
then
sri=$(nix hash to-sri --type sha256 "$(nix-prefetch-url --type sha256 "${url}")")
json_set ".${sys}.version" "${version}"
json_set ".${sys}.hash" "${sri}"
fi
done