All files / lib/internal/modules/esm module_map.js

100% Statements 43/43
100% Branches 13/13
100% Functions 4/4
100% Lines 43/43

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44134x 134x 134x 134x 134x 134x 134x 134x 134x 191x 134x 134x 134x 134x 134x 134x 134x 134x 1318x 1318x 1318x 1318x 134x 1133x 1133x 1133x 1133x 4x 4x 1133x 1133x 1133x 1133x 1133x 1133x 1133x 134x 17x 17x 17x 17x 134x 134x  
'use strict';
 
const ModuleJob = require('internal/modules/esm/module_job');
const { kImplicitAssertType } = require('internal/modules/esm/assert');
const {
  ObjectCreate,
  SafeMap,
} = primordials;
let debug = require('internal/util/debuglog').debuglog('esm', (fn) => {
  debug = fn;
});
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 {
  constructor(i) { super(i); } // eslint-disable-line no-useless-constructor
  get(url, type = kImplicitAssertType) {
    validateString(url, 'url');
    validateString(type, 'type');
    return super.get(url)?.[type];
  }
  set(url, type = kImplicitAssertType, job) {
    validateString(url, 'url');
    validateString(type, 'type');
    if (job instanceof ModuleJob !== true &&
        typeof job !== 'function') {
      throw new ERR_INVALID_ARG_TYPE('job', 'ModuleJob', job);
    }
    debug(`Storing ${url} (${
      type === kImplicitAssertType ? 'implicit type' : type
    }) in ModuleMap`);
    const cachedJobsForUrl = super.get(url) ?? ObjectCreate(null);
    cachedJobsForUrl[type] = job;
    return super.set(url, cachedJobsForUrl);
  }
  has(url, type = kImplicitAssertType) {
    validateString(url, 'url');
    validateString(type, 'type');
    return super.get(url)?.[type] !== undefined;
  }
}
module.exports = ModuleMap;