#!/usr/bin/env bash

set -euo pipefail

if [ -z ${XDG_CONFIG_HOME+x} ]; then
    echo "ERROR: 'XDG_CONFIG_HOME' is not set."
    exit 1
fi

if [ -z ${XDG_DATA_HOME+x} ]; then
    echo "ERROR: 'XDG_DATA_HOME' is not set."
    exit 1
fi

if [ -z ${XDG_CACHE_HOME+x} ]; then
    echo "ERROR: 'XDG_CACHE_HOME' is not set."
    exit 1
fi

if [ -z ${XDG_STATE_HOME+x} ]; then
    echo "ERROR: 'XDG_STATE_HOME' is not set."
    exit 1
fi