sync-modules

#!/usr/bin/env bash

declare -A modules
declare -A commits

while read -r module path; do
	modules["$module"]="$path"
	commits["$module"]="$(cd "$path" && git rev-parse HEAD)"
done < <(go list -m -json | jq -r '.Path + " " + .Dir')

for module in "${!modules[@]}"; do
	commit="${commits[$module]}"
	moduleDir="${modules[$module]}"

	echo "For $module at ${commit:0:7}:"

	for otherModule in "${!modules[@]}"; do
		if [[ "$module" == "$otherModule" ]]; then
			continue
		fi

		otherModuleDir="${modules[$otherModule]}"
		otherGomod="$otherModuleDir/go.mod"
		if [[ "$(< "$otherGomod")" != *"$module"* ]]; then
			continue
		fi

		echo "  Syncing $otherModule..."
		(cd "$otherModuleDir" && go get "$module@$commit")
	done
done