mirror of https://github.com/nodejs/node.git
56 lines
1.6 KiB
JavaScript
56 lines
1.6 KiB
JavaScript
'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;
|
|
};
|