Method shouldCache

src/response-cache.ts:145–164

* Check if caching is enabled for this request. * Respects cache control headers and request params.

(body: Buffer | string, headers?: Record<string, string>)

   * Respects cache control headers and request params.
   */
  shouldCache(body: Buffer | string, headers?: Record<string, string>): boolean {
    if (!this.config.enabled) return false;

    // Respect Cache-Control: no-cache header
    if (headers?.["cache-control"]?.includes("no-cache")) {
      return false;
    }

    // Check for explicit cache disable in body
    try {
      const parsed = JSON.parse(typeof body === "string" ? body : body.toString());
      if (parsed.cache === false || parsed.no_cache === true) {
        return false;
      }
    } catch {
      // Not JSON, allow caching
    }

    return true;
  }

  /**
   * Get cached response if available and not expired.