// misc helpers

import {execSync} from 'node:child_process';

/**
 * terrible terrible terrible string diff helper for debugging
 * @param {string} a
 * @param {string} b
 */
export function diff (a, b) {
	// base64 input strings before passing to shell to avoid escaping issues
	// https://stackoverflow.com/a/60221847
	// also use `|| true` to not throw an error when `diff` returns non-zero
	execSync(`bash -c '
		diff --color -u <(echo ${btoa(a)} | base64 -d) <(echo ${btoa(b)} | base64 -d)
	' || true`, {
		// display result directly in terminal
		stdio: 'inherit',
	});
}