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- ;
- const pluginCorejs2 = require("babel-plugin-polyfill-corejs2").default;
- const pluginCorejs3 = require("babel-plugin-polyfill-corejs3").default;
- const pluginRegenerator = require("babel-plugin-polyfill-regenerator").default;
- const pluginsCompat = "#__secret_key__@babel/runtime__compatibility";
- function createCorejs2Plugin(options) {
- return (api, _, filename) => pluginCorejs2(api, options, filename);
- }
- function createCorejs3Plugin(options) {
- return (api, _, filename) => pluginCorejs3(api, options, filename);
- }
- function createRegeneratorPlugin(options, useRuntimeRegenerator, corejsPlugin) {
- if (!useRuntimeRegenerator) return corejsPlugin != null ? corejsPlugin : undefined;
- return (api, _, filename) => {
- return Object.assign({}, pluginRegenerator(api, options, filename), {
- inherits: corejsPlugin != null ? corejsPlugin : undefined
- });
- };
- }
- module.exports = function createBasePolyfillsPlugin({
- corejs,
- regenerator = true,
- moduleName
- }, runtimeVersion, absoluteImports) {
- let proposals = false;
- let rawVersion;
- if (typeof corejs === "object" && corejs !== null) {
- rawVersion = corejs.version;
- proposals = Boolean(corejs.proposals);
- } else {
- rawVersion = corejs;
- }
- const corejsVersion = rawVersion ? Number(rawVersion) : false;
- if (![false, 2, 3].includes(corejsVersion)) {
- throw new Error(`The \`core-js\` version must be false, 2 or 3, but got ${JSON.stringify(rawVersion)}.`);
- }
- if (proposals && (!corejsVersion || corejsVersion < 3)) {
- throw new Error("The 'proposals' option is only supported when using 'corejs: 3'");
- }
- if (typeof regenerator !== "boolean") {
- throw new Error("The 'regenerator' option must be undefined, or a boolean.");
- }
- const polyfillOpts = {
- method: "usage-pure",
- absoluteImports,
- proposals,
- [pluginsCompat]: {
- useBabelRuntime: true,
- runtimeVersion,
- ext: "",
- moduleName
- }
- };
- return createRegeneratorPlugin(polyfillOpts, regenerator, corejsVersion === 2 ? createCorejs2Plugin(polyfillOpts) : corejsVersion === 3 ? createCorejs3Plugin(polyfillOpts) : null);
- };
- //# sourceMappingURL=polyfills.cjs.map
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