break.js 681 B

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  1. 'use strict';
  2. var locate = require('../locate/break');
  3. module.exports = hardBreak;
  4. hardBreak.locator = locate;
  5. var MIN_BREAK_LENGTH = 2;
  6. function hardBreak(eat, value, silent) {
  7. var length = value.length;
  8. var index = -1;
  9. var queue = '';
  10. var character;
  11. while (++index < length) {
  12. character = value.charAt(index);
  13. if (character === '\n') {
  14. if (index < MIN_BREAK_LENGTH) {
  15. return;
  16. }
  17. /* istanbul ignore if - never used (yet) */
  18. if (silent) {
  19. return true;
  20. }
  21. queue += character;
  22. return eat(queue)({type: 'break'});
  23. }
  24. if (character !== ' ') {
  25. return;
  26. }
  27. queue += character;
  28. }
  29. }