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'use strict';
const {
ERR_VM_DYNAMIC_IMPORT_CALLBACK_MISSING,
} = require('internal/errors').codes;
const { Loader } = require('internal/modules/esm/loader');
const { pathToFileURL } = require('internal/url');
const {
wrapToModuleMap,
} = require('internal/vm/source_text_module');
exports.initializeImportMetaObject = function(wrap, meta) {
const { callbackMap } = internalBinding('module_wrap');
if (callbackMap.has(wrap)) {
const { initializeImportMeta } = callbackMap.get(wrap);
if (initializeImportMeta !== undefined) {
initializeImportMeta(meta, wrapToModuleMap.get(wrap) || wrap);
}
}
};
exports.importModuleDynamicallyCallback = async function(wrap, specifier) {
const { callbackMap } = internalBinding('module_wrap');
if (callbackMap.has(wrap)) {
const { importModuleDynamically } = callbackMap.get(wrap);
if (importModuleDynamically !== undefined) {
return importModuleDynamically(
specifier, wrapToModuleMap.get(wrap) || wrap);
}
}
throw new ERR_VM_DYNAMIC_IMPORT_CALLBACK_MISSING();
};
let loaderResolve;
exports.loaderPromise = new Promise((resolve) => loaderResolve = resolve);
exports.ESMLoader = undefined;
exports.initializeLoader = function(cwd, userLoader) {
let ESMLoader = new Loader();
const loaderPromise = (async () => {
if (userLoader) {
const hooks = await ESMLoader.import(
userLoader, pathToFileURL(`${cwd}/`).href);
ESMLoader = new Loader();
ESMLoader.hook(hooks);
exports.ESMLoader = ESMLoader;
}
return ESMLoader;
})();
loaderResolve(loaderPromise);
exports.ESMLoader = ESMLoader;
};
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