xml.js 781 B

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  1. /**
  2. * converts a list of change objects to a serialized XML format
  3. */
  4. export function convertChangesToXML(changes) {
  5. const ret = [];
  6. for (let i = 0; i < changes.length; i++) {
  7. const change = changes[i];
  8. if (change.added) {
  9. ret.push('<ins>');
  10. }
  11. else if (change.removed) {
  12. ret.push('<del>');
  13. }
  14. ret.push(escapeHTML(change.value));
  15. if (change.added) {
  16. ret.push('</ins>');
  17. }
  18. else if (change.removed) {
  19. ret.push('</del>');
  20. }
  21. }
  22. return ret.join('');
  23. }
  24. function escapeHTML(s) {
  25. let n = s;
  26. n = n.replace(/&/g, '&amp;');
  27. n = n.replace(/</g, '&lt;');
  28. n = n.replace(/>/g, '&gt;');
  29. n = n.replace(/"/g, '&quot;');
  30. return n;
  31. }