1. function prettyPrintQueue(queueData, environment) {
  2. // Input validation: check if queueData is an array
  3. if (!Array.isArray(queueData)) {
  4. console.error("Error: queueData must be an array.");
  5. return;
  6. }
  8. // Input validation: check if environment is a string
  9. if (typeof environment !== 'string') {
  10. console.error("Error: environment must be a string");
  11. return;
  12. }
  14. console.log(`--- Queue Results for ${environment} ---`);
  16. if (queueData.length === 0) {
  17. console.log("Queue is empty.");
  18. return;
  19. }
  21. queueData.forEach((item, index) => {
  22. // Basic item validation (example: check if item is an object)
  23. if (typeof item !== 'object' || item === null) {
  24. console.warn(`Warning: Invalid item at index ${index}. Skipping. Item type: ${typeof item}`);
  25. return;
  26. }
  28. // Pretty print each item (assuming it's an object)
  29. console.log(`Item ${index + 1}:`);
  30. for (const key in item) {
  31. if (item.hasOwnProperty(key)) {
  32. console.log(` ${key}: ${item[key]}`);
  33. }
  34. }
  35. });
  37. console.log("------------------------------------");
  38. }
  40. // Example Usage (for testing)
  41. const stagingQueue = [
  42. { id: 1, name: "Task A", status: "pending" },
  43. { id: 2, name: "Task B", status: "in progress" },
  44. { id: 3, name: "Task C", status: "completed" }
  45. ];
  47. const productionQueue = [
  48. {id: 101, name: "Prod Task 1", status: "queued"},
  49. {id: 102, name: "Prod Task 2", status: "queued"}
  50. ];
  52. prettyPrintQueue(stagingQueue, "staging");
  53. prettyPrintQueue(productionQueue, "production");
  54. prettyPrintQueue("not an array", "staging"); //Example of invalid input
  55. prettyPrintQueue(stagingQueue, 123); //Example of invalid input

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