1. /**
  2. * Filters dataset data based on sanity checks.
  3. * @param {Array<Object>} data - The dataset to filter.
  4. * @param {Array<Function>} sanityChecks - An array of sanity check functions. Each function should accept a data object and return a boolean.
  5. * @returns {Array<Object>} - A filtered array containing only data that passes all sanity checks.
  6. */
  7. function filterData(data, sanityChecks) {
  8. if (!Array.isArray(data)) {
  9. console.error("Data must be an array.");
  10. return [];
  11. }
  13. if (!Array.isArray(sanityChecks) || sanityChecks.length === 0) {
  14. console.warn("No sanity checks provided. Returning original data.");
  15. return data;
  16. }
  18. const filteredData = [];
  20. for (const item of data) {
  21. let passesAllChecks = true;
  22. for (const check of sanityChecks) {
  23. if (typeof check !== 'function') {
  24. console.error("Sanity checks must be functions.");
  25. return [];
  26. }
  28. if (!check(item)) {
  29. passesAllChecks = false;
  30. break; // No need to check further if one check fails
  31. }
  32. }
  34. if (passesAllChecks) {
  35. filteredData.push(item);
  36. }
  37. }
  39. return filteredData;
  40. }
  42. // Example sanity checks (can be extended)
  43. function checkNotNull(item) {
  44. return item !== null;
  45. }
  47. function checkString(item) {
  48. return typeof item === 'string';
  49. }
  51. function checkNumber(item) {
  52. return typeof item === 'number' && !isNaN(item);
  53. }
  55. function checkArray(item) {
  56. return Array.isArray(item);
  57. }

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