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