fetch.js 3.1 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.fetchToTemp = exports.fetch = void 0;
  6. function os() {
  7. const data = _interopRequireWildcard(require("os"));
  8. os = function () {
  9. return data;
  10. };
  11. return data;
  12. }
  13. function path() {
  14. const data = _interopRequireWildcard(require("path"));
  15. path = function () {
  16. return data;
  17. };
  18. return data;
  19. }
  20. function fs() {
  21. const data = _interopRequireWildcard(require("fs"));
  22. fs = function () {
  23. return data;
  24. };
  25. return data;
  26. }
  27. function _nodeFetch() {
  28. const data = _interopRequireDefault(require("node-fetch"));
  29. _nodeFetch = function () {
  30. return data;
  31. };
  32. return data;
  33. }
  34. var _errors = require("./errors");
  35. var _logger = _interopRequireDefault(require("./logger"));
  36. function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  37. function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
  38. function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
  39. async function unwrapFetchResult(response) {
  40. const data = await response.text();
  41. try {
  42. return JSON.parse(data);
  43. } catch (e) {
  44. return data;
  45. }
  46. }
  47. /**
  48. * Downloads the given `url` to the OS's temp folder and
  49. * returns the path to it.
  50. */
  51. const fetchToTemp = url => {
  52. try {
  53. return new Promise((resolve, reject) => {
  54. const fileName = path().basename(url);
  55. const tmpDir = path().join(os().tmpdir(), fileName);
  56. (0, _nodeFetch().default)(url).then(result => {
  57. if (result.status >= 400) {
  58. return reject(`Fetch request failed with status ${result.status}`);
  59. }
  60. const dest = fs().createWriteStream(tmpDir);
  61. result.body.pipe(dest);
  62. result.body.on('end', () => {
  63. resolve(tmpDir);
  64. });
  65. result.body.on('error', reject);
  66. });
  67. });
  68. } catch (e) {
  69. _logger.default.error(e);
  70. throw e;
  71. }
  72. };
  73. exports.fetchToTemp = fetchToTemp;
  74. const fetch = async (url, options) => {
  75. const result = await (0, _nodeFetch().default)(url, options);
  76. const data = await unwrapFetchResult(result);
  77. if (result.status >= 400) {
  78. throw new _errors.CLIError(`Fetch request failed with status ${result.status}: ${data}.`);
  79. }
  80. return {
  81. status: result.status,
  82. headers: result.headers,
  83. data
  84. };
  85. };
  86. exports.fetch = fetch;
  87. //# sourceMappingURL=fetch.js.map