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export default function parseTernary(expression: string): string {    if (expression.match(/.\?.\:./)) {        const result = parseTernaryReverse(reverse(expression));
        return reverse(result);    }    return expression;}function parseTernaryReverse(expression: string): string {    if (expression.match(/.\:.\?./)) {        return parseTernaryReverse(            expression.replace(/.\:.\?./, (s) => {                const matched = s.match(/(?<c>.)\:(?<b>.)\?(?<a>.)/);                if (matched) {                    const { a, b, c } = matched.groups ?? {};                    return a === "T" ? b : c;                }                return s;            }),        );    }    return expression;}
function reverse(s: string) {    return s.split("").reverse().join("");}