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51 lines
1.3 KiB
51 lines
1.3 KiB
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _helperPluginUtils = require("@babel/helper-plugin-utils");
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var _pluginSyntaxExportDefaultFrom = require("@babel/plugin-syntax-export-default-from");
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var _core = require("@babel/core");
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var _default = (0, _helperPluginUtils.declare)(api => {
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api.assertVersion(7);
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return {
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name: "proposal-export-default-from",
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inherits: _pluginSyntaxExportDefaultFrom.default,
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visitor: {
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ExportNamedDeclaration(path) {
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const {
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node
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} = path;
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const {
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specifiers,
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source
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} = node;
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if (!_core.types.isExportDefaultSpecifier(specifiers[0])) return;
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const {
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exported
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} = specifiers.shift();
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if (specifiers.every(s => _core.types.isExportSpecifier(s))) {
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specifiers.unshift(_core.types.exportSpecifier(_core.types.identifier("default"), exported));
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return;
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}
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const nodes = [_core.types.exportNamedDeclaration(null, [_core.types.exportSpecifier(_core.types.identifier("default"), exported)], _core.types.cloneNode(source))];
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if (specifiers.length >= 1) {
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nodes.push(node);
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}
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path.replaceWithMultiple(nodes);
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}
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}
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};
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});
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exports.default = _default; |