70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
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"use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }var _tokenizer = require('../parser/tokenizer');
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var _Transformer = require('./Transformer'); var _Transformer2 = _interopRequireDefault(_Transformer);
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class ReactHotLoaderTransformer extends _Transformer2.default {
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__init() {this.extractedDefaultExportName = null}
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constructor( tokens, filePath) {
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super();this.tokens = tokens;this.filePath = filePath;ReactHotLoaderTransformer.prototype.__init.call(this);;
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}
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setExtractedDefaultExportName(extractedDefaultExportName) {
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this.extractedDefaultExportName = extractedDefaultExportName;
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}
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getPrefixCode() {
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return `
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(function () {
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var enterModule = require('react-hot-loader').enterModule;
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enterModule && enterModule(module);
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})();`
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.replace(/\s+/g, " ")
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.trim();
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}
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getSuffixCode() {
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const topLevelNames = new Set();
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for (const token of this.tokens.tokens) {
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if (
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!token.isType &&
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_tokenizer.isTopLevelDeclaration.call(void 0, token) &&
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token.identifierRole !== _tokenizer.IdentifierRole.ImportDeclaration
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) {
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topLevelNames.add(this.tokens.identifierNameForToken(token));
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}
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}
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const namesToRegister = Array.from(topLevelNames).map((name) => ({
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variableName: name,
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uniqueLocalName: name,
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}));
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if (this.extractedDefaultExportName) {
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namesToRegister.push({
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variableName: this.extractedDefaultExportName,
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uniqueLocalName: "default",
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});
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}
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return `
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;(function () {
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var reactHotLoader = require('react-hot-loader').default;
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var leaveModule = require('react-hot-loader').leaveModule;
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if (!reactHotLoader) {
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return;
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}
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${namesToRegister
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.map(
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({variableName, uniqueLocalName}) =>
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` reactHotLoader.register(${variableName}, "${uniqueLocalName}", ${JSON.stringify(
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this.filePath || "",
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)});`,
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)
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.join("\n")}
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leaveModule(module);
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})();`;
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}
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process() {
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return false;
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}
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} exports.default = ReactHotLoaderTransformer;
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