naive zigup script

zigup.sh

#!/usr/bin/env bash
set -euo pipefail

# save current versions of zig and zls for summary output
zig_before=$(zig version)
zls_before=$(zls --version)

archive_url="https://zigbin.io/master/aarch64-macos.tar.xz"
archive="zig-macos-aarch64.tar.xz"
zig_dir="${archive%%.*}" # extension removed

printf "\n*** UPDATING ZIG\n"
local_zig_version=$(fd --type directory "$zig_dir" ~/.local/src/ | xargs basename | sed 's/\/$//')
remote_zig_version=$(curl --silent --show-error --location --head "$archive_url" | awk '/^location:/{print $2}' | tr -d '\r' | xargs basename -s .tar.xz)
printf "local version:  %s\n" "$local_zig_version"
printf "remote version: %s\n" "$remote_zig_version"

if [[ $local_zig_version != "$remote_zig_version" ]]; then
	printf "installing latest version...\n"
	set -x
	cd ~/.local/src/
	curl --silent --show-error --location "$archive_url" --output "$archive"
	fd --type directory "$zig_dir" --exec rm -rf
	tar -xf "$archive"
	fd --type directory "$zig_dir" --exec ln -sf "{}" "$zig_dir"
	rm "$archive"
	{ set +x; } 2>/dev/null
else
	printf "versions match; skipping...\n"
fi

printf "\n*** UPDATING ZLS\n"

set -x
cd ~/src/vendor/zls/
git pull --ff-only --quiet
zig build -Doptimize=ReleaseSafe
{ set +x; } 2>/dev/null

printf "\n*** SUMMARY\n"
printf "zig: %s -> %s\n" "$zig_before" "$(zig version)"
printf "zls: %s -> %s\n" "$zls_before" "$(zls --version)"