1. function validateConfig(config) {
  2. // Check if config is an object
  3. if (typeof config !== 'object' || config === null) {
  4. return { error: 'Config must be an object.' };
  5. }
  7. // Validate required properties
  8. if (!config.appName) {
  9. return { error: 'appName is required.' };
  10. }
  12. if (!config.port) {
  13. return { error: 'port is required.' };
  14. }
  16. if (typeof config.port !== 'number' || isNaN(config.port)) {
  17. return { error: 'port must be a number.' };
  18. }
  20. if (!config.debug) {
  21. return { error: 'debug is required.' };
  22. }
  24. if (typeof config.debug !== 'boolean') {
  25. return { error: 'debug must be a boolean.' };
  26. }
  28. // Validate port range
  29. if (config.port < 1024 || config.port > 65535) {
  30. return { error: 'port must be between 1024 and 65535.' };
  31. }
  33. // Validate appName length
  34. if (typeof config.appName === 'string' && config.appName.length < 3) {
  35. return { error: 'appName must be at least 3 characters long.'};
  36. }
  38. //Validate config.timeout
  39. if (config.timeout && typeof config.timeout !== 'number' || isNaN(config.timeout) || config.timeout <= 0) {
  40. return { error: 'timeout must be a positive number.'};
  41. }
  43. // If all validations pass
  44. return { success: true };
  45. }

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