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#!/usr/bin/env bash
# refs:
# https://stackoverflow.com/a/35979292/425458
[[ $(uname) == 'Darwin' ]] || { echo "This function only runs on macOS." >&2; exit 2; }
echo "-- Starting Docker.app, if necessary..."
open -g -a Docker.app || exit
# Wait for the server to start up, if applicable.
i=0
while ! docker system info &>/dev/null; do
(( i++ == 0 )) && printf %s '-- Waiting for Docker to finish starting up...' || printf '.'
sleep 1
done
(( i )) && printf '\n'
echo "-- Docker is ready."
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