Software zum Installieren eines Smart-Mirror Frameworks , zum Nutzen von hochschulrelevanten Informationen, auf einem Raspberry-Pi.
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alignString.js 2.1KB

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  1. "use strict";
  2. var __importDefault = (this && this.__importDefault) || function (mod) {
  3. return (mod && mod.__esModule) ? mod : { "default": mod };
  4. };
  5. Object.defineProperty(exports, "__esModule", { value: true });
  6. exports.alignString = void 0;
  7. const string_width_1 = __importDefault(require("string-width"));
  8. const utils_1 = require("./utils");
  9. const alignLeft = (subject, width) => {
  10. return subject + ' '.repeat(width);
  11. };
  12. const alignRight = (subject, width) => {
  13. return ' '.repeat(width) + subject;
  14. };
  15. const alignCenter = (subject, width) => {
  16. return ' '.repeat(Math.floor(width / 2)) + subject + ' '.repeat(Math.ceil(width / 2));
  17. };
  18. const alignJustify = (subject, width) => {
  19. const spaceSequenceCount = utils_1.countSpaceSequence(subject);
  20. if (spaceSequenceCount === 0) {
  21. return alignLeft(subject, width);
  22. }
  23. const addingSpaces = utils_1.distributeUnevenly(width, spaceSequenceCount);
  24. if (Math.max(...addingSpaces) > 3) {
  25. return alignLeft(subject, width);
  26. }
  27. let spaceSequenceIndex = 0;
  28. return subject.replace(/\s+/g, (groupSpace) => {
  29. return groupSpace + ' '.repeat(addingSpaces[spaceSequenceIndex++]);
  30. });
  31. };
  32. /**
  33. * Pads a string to the left and/or right to position the subject
  34. * text in a desired alignment within a container.
  35. */
  36. const alignString = (subject, containerWidth, alignment) => {
  37. const subjectWidth = string_width_1.default(subject);
  38. if (subjectWidth === containerWidth) {
  39. return subject;
  40. }
  41. if (subjectWidth > containerWidth) {
  42. throw new Error('Subject parameter value width cannot be greater than the container width.');
  43. }
  44. if (subjectWidth === 0) {
  45. return ' '.repeat(containerWidth);
  46. }
  47. const availableWidth = containerWidth - subjectWidth;
  48. if (alignment === 'left') {
  49. return alignLeft(subject, availableWidth);
  50. }
  51. if (alignment === 'right') {
  52. return alignRight(subject, availableWidth);
  53. }
  54. if (alignment === 'justify') {
  55. return alignJustify(subject, availableWidth);
  56. }
  57. return alignCenter(subject, availableWidth);
  58. };
  59. exports.alignString = alignString;