index.js 4.8 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = void 0;
  6. var _helperPluginUtils = require("@babel/helper-plugin-utils");
  7. var _helperModuleImports = require("@babel/helper-module-imports");
  8. var _core = require("@babel/core");
  9. var _index = require("./get-runtime-path/index.js");
  10. var _index2 = require("./babel-7/index.cjs");
  11. var _semver = require("semver");
  12. var _default = exports.default = (0, _helperPluginUtils.declare)((api, options, dirname) => {
  13. api.assertVersion(7);
  14. const {
  15. version: runtimeVersion = "7.0.0-beta.0",
  16. absoluteRuntime = false,
  17. moduleName = null
  18. } = options;
  19. if (typeof absoluteRuntime !== "boolean" && typeof absoluteRuntime !== "string") {
  20. throw new Error("The 'absoluteRuntime' option must be undefined, a boolean, or a string.");
  21. }
  22. if (typeof runtimeVersion !== "string") {
  23. throw new Error(`The 'version' option must be a version string.`);
  24. }
  25. if (moduleName !== null && typeof moduleName !== "string") {
  26. throw new Error("The 'moduleName' option must be null or a string.");
  27. }
  28. var supportsCJSDefault;
  29. if (!runtimeVersion) {
  30. supportsCJSDefault = true;
  31. } else {
  32. const normalizedRuntimeVersion = _semver.valid(runtimeVersion) ? `^${runtimeVersion}` : runtimeVersion;
  33. supportsCJSDefault = !_semver.intersects(`<7.13.0`, normalizedRuntimeVersion) && !_semver.intersects(`>=8.0.0`, normalizedRuntimeVersion);
  34. }
  35. if (hasOwnProperty.call(options, "useBuiltIns")) {
  36. if (options.useBuiltIns) {
  37. throw new Error("The 'useBuiltIns' option has been removed. The @babel/runtime " + "module now uses builtins by default.");
  38. } else {
  39. throw new Error("The 'useBuiltIns' option has been removed. Use the 'corejs'" + "option to polyfill with `core-js` via @babel/runtime.");
  40. }
  41. }
  42. if (hasOwnProperty.call(options, "polyfill")) {
  43. if (options.polyfill === false) {
  44. throw new Error("The 'polyfill' option has been removed. The @babel/runtime " + "module now skips polyfilling by default.");
  45. } else {
  46. throw new Error("The 'polyfill' option has been removed. Use the 'corejs'" + "option to polyfill with `core-js` via @babel/runtime.");
  47. }
  48. }
  49. const {
  50. useESModules = false
  51. } = options;
  52. if (typeof useESModules !== "boolean" && useESModules !== "auto") {
  53. throw new Error("The 'useESModules' option must be undefined, or a boolean, or 'auto'.");
  54. }
  55. var esModules = useESModules === "auto" ? api.caller(caller => !!(caller != null && caller.supportsStaticESM)) : useESModules;
  56. var {
  57. helpers: useRuntimeHelpers = true
  58. } = options;
  59. if (typeof useRuntimeHelpers !== "boolean") {
  60. throw new Error("The 'helpers' option must be undefined, or a boolean.");
  61. }
  62. const HEADER_HELPERS = new Set(["interopRequireWildcard", "interopRequireDefault"]);
  63. return {
  64. name: "transform-runtime",
  65. inherits: _index2.createPolyfillPlugins(options, runtimeVersion, absoluteRuntime),
  66. pre(file) {
  67. if (!useRuntimeHelpers) return;
  68. let modulePath;
  69. file.set("helperGenerator", name => {
  70. var _ref;
  71. modulePath != null ? modulePath : modulePath = (0, _index.default)((_ref = moduleName != null ? moduleName : file.get("runtimeHelpersModuleName")) != null ? _ref : "@babel/runtime", dirname, absoluteRuntime);
  72. if (!(file.availableHelper != null && file.availableHelper(name, runtimeVersion))) {
  73. if (name === "regeneratorRuntime") {
  74. return _core.types.arrowFunctionExpression([], _core.types.identifier("regeneratorRuntime"));
  75. }
  76. if (name === "regenerator" || name === "regeneratorKeys" || name === "regeneratorAsync" || name === "regeneratorAsyncGen") {
  77. return _core.types.identifier("__interal_marker_fallback_regenerator__");
  78. }
  79. return;
  80. }
  81. const blockHoist = HEADER_HELPERS.has(name) && !(0, _helperModuleImports.isModule)(file.path) ? 4 : undefined;
  82. let helperPath = `${modulePath}/helpers/${esModules && file.path.node.sourceType === "module" ? "esm/" + name : name}`;
  83. if (absoluteRuntime) helperPath = (0, _index.resolveFSPath)(helperPath);
  84. return addDefaultImport(helperPath, name, blockHoist, true);
  85. });
  86. const cache = new Map();
  87. function addDefaultImport(source, nameHint, blockHoist, isHelper = false) {
  88. const cacheKey = (0, _helperModuleImports.isModule)(file.path);
  89. const key = `${source}:${nameHint}:${cacheKey || ""}`;
  90. let cached = cache.get(key);
  91. if (cached) {
  92. cached = _core.types.cloneNode(cached);
  93. } else {
  94. cached = (0, _helperModuleImports.addDefault)(file.path, source, {
  95. importedInterop: isHelper && supportsCJSDefault ? "compiled" : "uncompiled",
  96. nameHint,
  97. blockHoist
  98. });
  99. cache.set(key, cached);
  100. }
  101. return cached;
  102. }
  103. }
  104. };
  105. });
  106. //# sourceMappingURL=index.js.map