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'use strict';
const ModuleJob = require('internal/modules/esm/module_job');
const {
SafeMap
} = primordials;
const debug = require('internal/util/debuglog').debuglog('esm');
const { ERR_INVALID_ARG_TYPE } = require('internal/errors').codes;
const { validateString } = require('internal/validators');
// Tracks the state of the loader-level module cache
class ModuleMap extends SafeMap {
get(url) {
validateString(url, 'url');
return super.get(url);
}
set(url, job) {
validateString(url, 'url');
if (job instanceof ModuleJob !== true &&
typeof job !== 'function') {
throw new ERR_INVALID_ARG_TYPE('job', 'ModuleJob', job);
}
debug(`Storing ${url} in ModuleMap`);
return super.set(url, job);
}
has(url) {
validateString(url, 'url');
return super.has(url);
}
}
module.exports = ModuleMap;