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36 lines
1.1 KiB
36 lines
1.1 KiB
4 years ago
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"use strict";
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exports.__esModule = true;
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exports.default = void 0;
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/**
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* Converts destructured parameters with default values to non-shorthand syntax.
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* This fixes the only arguments-related bug in ES Modules-supporting browsers (Edge 16 & 17).
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* Use this plugin instead of @babel/plugin-transform-parameters when targeting ES Modules.
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*/
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var _default = ({
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types: t
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}) => {
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const isArrowParent = p => p.parentKey === "params" && p.parentPath && t.isArrowFunctionExpression(p.parentPath);
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return {
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name: "transform-edge-default-parameters",
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visitor: {
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AssignmentPattern(path) {
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const arrowArgParent = path.find(isArrowParent);
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if (arrowArgParent && path.parent.shorthand) {
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// In Babel 7+, there is no way to force non-shorthand properties.
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path.parent.shorthand = false;
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(path.parent.extra || {}).shorthand = false; // So, to ensure non-shorthand, rename the local identifier so it no longer matches:
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path.scope.rename(path.parent.key.name);
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}
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}
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}
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};
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};
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exports.default = _default;
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module.exports = exports.default;
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