avocado-old/packages/entity/traits/registry.js

// import {registerType} from '@avocado/behavior';

const traitRegistry = new Map();

export function registerTrait(Trait) {
  traitRegistry.set(Trait.type(), Trait);
  // registerType(`entity:trait:${Trait.type()}`, Trait.contextType());
}

export function hasTrait(type) {
  return traitRegistry.has(type);
}

export function lookupTrait(type) {
  return traitRegistry.get(type);
}

// Register core traits.
import {Animated} from './animated';
registerTrait(Animated);

import {Directional} from './directional';
registerTrait(Directional);

import {Existent} from './existent';
registerTrait(Existent);

import {Graphical} from './graphical';
registerTrait(Graphical);

import {Mobile} from './mobile';
registerTrait(Mobile);

import {Positioned} from './positioned';
registerTrait(Positioned);