Function tryFlattenJson

src/tools/MCPTool/UI.tsx:298–319

(content: string)

 * objects get one-line JSON. Returns null if content doesn't qualify.
 */
export function tryFlattenJson(content: string): [string, string][] | null {
  const entries = parseJsonEntries(content, {
    maxChars: MAX_FLAT_JSON_CHARS,
    maxKeys: MAX_FLAT_JSON_KEYS
  });
  if (entries === null) return null;
  const result: [string, string][] = [];
  for (const [key, value] of entries) {
    if (typeof value === 'string') {
      result.push([key, value]);
    } else if (value === null || typeof value === 'number' || typeof value === 'boolean') {
      result.push([key, String(value)]);
    } else if (typeof value === 'object') {
      const compact = jsonStringify(value);
      if (compact.length > 120) return null;
      result.push([key, compact]);
    } else {
      return null;
    }
  }
  return result;
}

/**
 * If content is a JSON object where one key holds a dominant string payload