implementation.js 1.1 KB

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  1. 'use strict';
  2. var ToLength = require('es-abstract/2024/ToLength');
  3. var ToString = require('es-abstract/2024/ToString');
  4. var RequireObjectCoercible = require('es-object-atoms/RequireObjectCoercible');
  5. var callBound = require('call-bind/callBound');
  6. var $slice = callBound('String.prototype.slice');
  7. module.exports = function padEnd(maxLength) {
  8. var O = RequireObjectCoercible(this);
  9. var S = ToString(O);
  10. var stringLength = ToLength(S.length);
  11. var fillString;
  12. if (arguments.length > 1) {
  13. fillString = arguments[1];
  14. }
  15. var filler = typeof fillString === 'undefined' ? '' : ToString(fillString);
  16. if (filler === '') {
  17. filler = ' ';
  18. }
  19. var intMaxLength = ToLength(maxLength);
  20. if (intMaxLength <= stringLength) {
  21. return S;
  22. }
  23. var fillLen = intMaxLength - stringLength;
  24. while (filler.length < fillLen) {
  25. var fLen = filler.length;
  26. var remainingCodeUnits = fillLen - fLen;
  27. filler += fLen > remainingCodeUnits ? $slice(filler, 0, remainingCodeUnits) : filler;
  28. }
  29. var truncatedStringFiller = filler.length > fillLen ? $slice(filler, 0, fillLen) : filler;
  30. return S + truncatedStringFiller;
  31. };