@umijs/babel-preset-umi/dist/plugins/lockCoreJS.js

Official babel preset for umi.

var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/plugins/lockCoreJS.ts
var lockCoreJS_exports = {};
__export(lockCoreJS_exports, {
  default: () => lockCoreJS_default
});
module.exports = __toCommonJS(lockCoreJS_exports);
var t = __toESM(require("@umijs/bundler-utils/compiled/babel/types"));
var import_utils = require("@umijs/utils");
var import_path = require("path");
function addLastSlash(path) {
  return path.endsWith("/") ? path : `${path}/`;
}
function lockCoreJS_default() {
  return {
    post({ path }) {
      path.node.body.forEach((node) => {
        if (t.isImportDeclaration(node)) {
          if (node.source.value.startsWith("core-js/")) {
            node.source.value = node.source.value.replace(
              /^core-js\//,
              addLastSlash(
                (0, import_utils.winPath)((0, import_path.dirname)(require.resolve("core-js/package.json")))
              )
            );
          }
        }
      });
    }
  };
}