Method set

lib/internal/modules/esm/module_map.js:99–114

(url, type = kImplicitTypeAttribute, job)

    return super.get(url)?.[type];
  }
  set(url, type = kImplicitTypeAttribute, job) {
    validateString(url, 'url');
    validateString(type, 'type');

    const { ModuleJobBase } = require('internal/modules/esm/module_job');
    if (job instanceof ModuleJobBase !== true &&
        typeof job !== 'function') {
      throw new ERR_INVALID_ARG_TYPE('job', 'ModuleJob', job);
    }
    debug(`Storing ${url} (${
      type === kImplicitTypeAttribute ? 'implicit type' : type
    }) in ModuleLoadMap`);
    const cachedJobsForUrl = super.get(url) ?? { __proto__: null };
    cachedJobsForUrl[type] = job;
    return super.set(url, cachedJobsForUrl);
  }
  has(url, type = kImplicitTypeAttribute) {
    validateString(url, 'url');
    validateString(type, 'type');