62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
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const {template, types} = require("@babel/core");
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const buildWrapper = template(`
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(function (global, factory) {
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if (typeof define === "function" && define.amd) {
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define(AMD_MODULE_NAME, ["module"], factory);
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} else if (typeof exports !== "undefined") {
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factory(module);
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} else {
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var mod = { exports: {} };
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factory(mod);
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global.GLOBAL = mod.exports;
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}
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})(
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typeof globalThis !== "undefined" ? globalThis
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: typeof self !== "undefined" ? self
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: this,
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function(module) {
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}
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)
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`);
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module.exports = (api, options = {}) => {
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api.assertVersion(7);
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if (typeof options.globalName != "string") {
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throw new Error("globalName option is mandatory");
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}
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if (typeof options.amdModuleName != "string") {
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throw new Error("amdModuleName is mandatory");
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}
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return {
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name: "transform-to-umd-module",
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visitor: {
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Program: {
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exit(path) {
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const {body, directives} = path.node;
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path.node.directives = [];
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path.node.body = [];
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const umdWrapper = path.pushContainer(
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"body",
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buildWrapper({
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AMD_MODULE_NAME: types.stringLiteral(options.amdModuleName),
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GLOBAL: options.globalName,
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})
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)[0];
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const umdFactory = umdWrapper
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.get("expression.arguments")[1]
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.get("body");
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umdFactory.pushContainer("directives", directives);
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umdFactory.pushContainer("body", body);
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},
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},
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},
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};
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};
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