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- "use strict";
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = void 0;
-
- var _helperPluginUtils = require("@babel/helper-plugin-utils");
-
- var _core = require("@babel/core");
-
- function getName(key) {
- if (_core.types.isIdentifier(key)) {
- return key.name;
- }
-
- return key.value.toString();
- }
-
- var _default = (0, _helperPluginUtils.declare)(api => {
- api.assertVersion(7);
- return {
- name: "transform-duplicate-keys",
- visitor: {
- ObjectExpression(path) {
- const {
- node
- } = path;
- const plainProps = node.properties.filter(prop => !_core.types.isSpreadElement(prop) && !prop.computed);
- const alreadySeenData = Object.create(null);
- const alreadySeenGetters = Object.create(null);
- const alreadySeenSetters = Object.create(null);
-
- for (const prop of plainProps) {
- const name = getName(prop.key);
- let isDuplicate = false;
-
- switch (prop.kind) {
- case "get":
- if (alreadySeenData[name] || alreadySeenGetters[name]) {
- isDuplicate = true;
- }
-
- alreadySeenGetters[name] = true;
- break;
-
- case "set":
- if (alreadySeenData[name] || alreadySeenSetters[name]) {
- isDuplicate = true;
- }
-
- alreadySeenSetters[name] = true;
- break;
-
- default:
- if (alreadySeenData[name] || alreadySeenGetters[name] || alreadySeenSetters[name]) {
- isDuplicate = true;
- }
-
- alreadySeenData[name] = true;
- }
-
- if (isDuplicate) {
- prop.computed = true;
- prop.key = _core.types.stringLiteral(name);
- }
- }
- }
-
- }
- };
- });
-
- exports.default = _default;
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