Function parseJSONLike

apps/json-format/json-auto-utils.js:421–478

(source, options)

    }

    function parseJSONLike(source, options) {
        options = options || {};
        const meta = unwrapJSONLikeSource(source, options);
        const candidates = buildJSONLikeCandidates(meta.source, options);

        for (let i = 0; i < candidates.length; i++) {
            const candidate = candidates[i];
            let jsonObj = null;
            const startsAsContainer = /^[\{\[]/.test(candidate);
            const startsAsEscapedContainer = options.nestedEscapeParse && /^["']/.test(candidate);

            if (!startsAsContainer && !startsAsEscapedContainer) {
                continue;
            }

            try {
                jsonObj = parseWithBigInt(candidate);
            } catch (_) {
                try {
                    jsonObj = new Function('return ' + candidate)();
                } catch (exx) {
                    try {
                        jsonObj = new Function("return '" + candidate + "'")();
                        if (typeof jsonObj === 'string') {
                            try {
                                jsonObj = parseWithBigInt(jsonObj);
                            } catch (_) {
                                jsonObj = new Function('return ' + jsonObj)();
                            }
                        }
                    } catch (_) {
                        continue;
                    }
                }
            }

            if (options.nestedEscapeParse && typeof jsonObj === 'string') {
                jsonObj = unpackTopLevelEscapedJSON(jsonObj);
            }
            if (options.nestedEscapeParse && isJSONContainer(jsonObj)) {
                jsonObj = deepParseJSONStrings(jsonObj);
            }
            if (!isJSONContainer(jsonObj)) {
                continue;
            }

            try {
                meta.source = candidate;
                meta.normalizedSource = safeStringify(jsonObj);
                meta.value = jsonObj;
                return meta;
            } catch (_) {
                return null;
            }
        }

        return null;
    }