fluorine-orchestra/es/util/toMap.js

A data orchestration layer for Fluorine

import invariant from 'invariant';
import { Map, Iterable } from 'immutable';

export default function toMap(value) {
  invariant(Iterable.isKeyed(value), 'toMap: `value` is expected to be a keyed iterable.');

  var item = Map.isMap(value) ? value : new Map(value);
  invariant(item.has('id') && typeof item.get('id') === 'string', 'toMap: `value` is expected to contain an `id`.');

  return item;
}