refactor: neutrino!

packages/behavior/context/index.js

@@ -1,6 +1,7 @@
 import D from 'debug';
+import {invokeHookFlat} from 'scwp';
 
-import {fastApply, invokeHookFlat} from '@avocado/core';
+import {fastApply} from '@avocado/core';
 
 const debug = D('@avocado:behavior:context');
 

packages/behavior/item/registry.js

@@ -1,4 +1,4 @@
-import {invokeHookFlat} from '@avocado/core';
+import {invokeHookFlat} from 'scwp';
 
 let _behaviorItems;
 

packages/behavior/traits/behaved.trait.js

@@ -11,7 +11,7 @@ const decorate = compose(
   StateProperty('isBehaving'),
 );
 
-export class Behaved extends decorate(Trait) {
+export default class Behaved extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/core/hook/hook.avopack.js

@@ -1,15 +0,0 @@
-const path = require('path');
-
-module.exports = ({entries, paths, root, rules}) => {
-  rules.push({
-    test: new RegExp('@avocado/packages/core/hook/entry.js$'),
-    use: {
-      loader: '@avocado/core/hook/loader',
-      options: {
-        paths,
-        root,
-      },
-    },
-  });
-  entries.push('@avocado/core/hook/entry');
-};

packages/core/hook/loader.js

@@ -35,21 +35,28 @@ module.exports = function(source) {
     const parts = relativePath.split('/');
     // Chop off basename.
     const basename = parts.pop();
+    const moduleName = path.basename(basename, '.js');
     // Module or local?
+    let hookKey;
     let importDirectory;
     if ('node_modules' === parts[0]) {
       importDirectory = parts.slice(1).join('/');
+      hookKey = `${importDirectory}/${moduleName}`;
     }
     else {
       importDirectory = `${root}/${parts.join('/')}`;
+      hookKey = `./${parts.join('/')}/${moduleName}`;
     }
-    const moduleName = path.basename(basename, '.js');
     // Register hooks.
     const importPath = `${importDirectory}/${moduleName}`;
     return [
-      `registerHooks('${importPath}', require('${importPath}'));`,
+      `registerHooks('${hookKey}', require('${importPath}'));`,
     ].join('\n');
   });
+  // Shortcut.
+  if (0 === registers.length) {
+    return '';
+  }
   // Import trait registry first.
   const output = [
     `import {registerHooks} from '@avocado/core/hook/registry'`,

packages/entity/entity.synchronized.js

@@ -12,7 +12,7 @@ import {SynchronizedMixin} from '@avocado/net';
 import {Resource} from '@avocado/resource';
 
 import {hasTrait, lookupTrait} from './trait/registry';
-import {EntityUpdateTraitPacket} from './packets/entity-update-trait.packet';
+import EntityUpdateTraitPacket from './packets/entity-update-trait.packet';
 
 const debug = D('@avocado:entity:traits');
 
@@ -88,7 +88,7 @@ const decorate = compose(
 
 let numericUid = AVOCADO_SERVER ? 1 : 1000000000;
 
-export class Entity extends decorate(Resource) {
+export default class Entity extends decorate(Resource) {
 
   constructor(json, jsonext) {
     super();

packages/entity/index.js

@@ -1,8 +1,6 @@
-export {Entity} from './entity.synchronized';
+export {default as Entity} from './entity.synchronized';
 
-export {
-  EntityListUpdateEntityPacket,
-} from './packets/entity-list-update-entity.packet';
+export {default as EntityListUpdateEntityPacket} from './packets/entity-list-update-entity.packet';
 
 export {EntityList, EntityListView} from './list';
 

packages/entity/list/index.js

@@ -5,8 +5,8 @@ import {
   SynchronizedDestroyPacket,
 } from '@avocado/net';
 
-import {EntityListUpdateEntityPacket} from '../packets/entity-list-update-entity.packet';
-import {Entity} from '../entity.synchronized';
+import EntityListUpdateEntityPacket from '../packets/entity-list-update-entity.packet';
+import Entity from '../entity.synchronized';
 
 const decorate = compose(
   EventEmitter,

packages/entity/packets/died.packet.js

@@ -1,3 +1,3 @@
 import {Packet} from '@avocado/net';
 
-export class DiedPacket extends Packet {}
+export default class DiedPacket extends Packet {}

packages/entity/packets/entity-list-update-entity.packet.js

@@ -1,6 +1,6 @@
 import {BundlePacket, Packet} from '@avocado/net';
 
-export class EntityListUpdateEntityPacket extends Packet {
+export default class EntityListUpdateEntityPacket extends Packet {
 
   static pack(packet) {
     const data = packet.data[1];

packages/entity/packets/entity-update-trait.packet.js

@@ -2,7 +2,7 @@ import {BundlePacket, SynchronizedUpdatePacket} from '@avocado/net';
 
 import {idFromTrait, lookupTrait, traitFromId} from '../trait/registry';
 
-export class EntityUpdateTraitPacket extends SynchronizedUpdatePacket {
+export default class EntityUpdateTraitPacket extends SynchronizedUpdatePacket {
 
   static pack(packet) {
     const data = packet.data[1];

packages/entity/packets/trait-update-alive.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '@avocado/net';
 
-export class TraitUpdateAlivePacket extends Packet {
+export default class TraitUpdateAlivePacket extends Packet {
 
   static get schema() {
     return {

packages/entity/packets/trait-update-directional-direction.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '@avocado/net';
 
-export class TraitUpdateDirectionalDirectionPacket extends Packet {
+export default class TraitUpdateDirectionalDirectionPacket extends Packet {
 
   static get schema() {
     return {

packages/entity/packets/trait-update-positioned-position.packet.js

@@ -1,7 +1,7 @@
 import {Vector} from '@avocado/math';
 import {Packet} from '@avocado/net';
 
-export class TraitUpdatePositionedPositionPacket extends Packet {
+export default class TraitUpdatePositionedPositionPacket extends Packet {
 
   static pack(packet) {
     const data = packet.data[1];

packages/entity/trait/registry.js

@@ -3,7 +3,7 @@ const idToTraitMap = new Map();
 const traitToIdMap = new Map();
 const traitRegistry = new Map();
 
-export function registerTrait(Trait) {
+export function registerTrait({default: Trait}) {
   const hadTrait = traitRegistry.has(Trait.type());
   traitRegistry.set(Trait.type(), Trait);
   if (!hadTrait) {

packages/entity/trait/traits.avopack.js

@@ -1,20 +0,0 @@
-const path = require('path');
-
-module.exports = ({entries, paths, root, rules}) => {
-  rules.push({
-    test: new RegExp('@avocado/packages/entity/trait/traits.avopack.js$'),
-    use: {
-      loader: '@avocado/core/webpack/autoreg',
-      options: {
-        paths,
-        registrar: {
-          function: 'registerTrait',
-          module: '@avocado/entity',
-        },
-        root,
-        type: 'trait',
-      },
-    },
-  });
-  entries.push('@avocado/entity/trait/traits.avopack');
-};

packages/entity/trait/traits.scwp.js

@@ -0,0 +1,10 @@
+function traits(scwp) {
+  scwp.enterSelf();
+  scwp.loadSelf('scwp/autoreg', {
+    paths: scwp.paths,
+    registrar: './registry:registerTrait',
+    root: scwp.root,
+    type: 'trait',
+  });
+}
+module.exports = traits;

packages/entity/traits/alive.trait.js

@@ -8,8 +8,8 @@ import {
 import {compose} from '@avocado/core';
 
 import {StateProperty, Trait} from '../trait';
-import {DiedPacket} from '../packets/died.packet';
-import {TraitUpdateAlivePacket} from '../packets/trait-update-alive.packet';
+import DiedPacket from '../packets/died.packet';
+import TraitUpdateAlivePacket from '../packets/trait-update-alive.packet';
 
 const decorate = compose(
   StateProperty('isDying', {
@@ -23,7 +23,7 @@ const decorate = compose(
   }),
 );
 
-export class Alive extends decorate(Trait) {
+export default class Alive extends decorate(Trait) {
 
   static defaultParams() {
     const playDeathSound = buildInvoke(['entity', 'playSound'], [

packages/entity/traits/debuggable.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   }),
 );
 
-export class Debuggable extends decorate(Trait) {
+export default class Debuggable extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/entity/traits/directional.trait.js

@@ -2,9 +2,7 @@ import {compose} from '@avocado/core';
 import {Vector} from '@avocado/math';
 
 import {StateProperty, Trait} from '../trait';
-import {
-  TraitUpdateDirectionalDirectionPacket,
-} from '../packets/trait-update-directional-direction.packet';
+import TraitUpdateDirectionalDirectionPacket from '../packets/trait-update-directional-direction.packet';
 
 const decorate = compose(
   StateProperty('direction', {
@@ -12,7 +10,7 @@ const decorate = compose(
   }),
 );
 
-export class Directional extends decorate(Trait) {
+export default class Directional extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/entity/traits/existent.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   StateProperty('isTicking'),
 );
 
-export class Existent extends decorate(Trait) {
+export default class Existent extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/entity/traits/listed.trait.js

@@ -2,7 +2,7 @@ import {Rectangle, Vector} from '@avocado/math';
 
 import {Trait} from '../trait';
 
-export class Listed extends Trait {
+export default class Listed extends Trait {
 
   static type() {
     return 'listed';

packages/entity/traits/mobile.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   StateProperty('speed'),
 )
 
-export class Mobile extends decorate(Trait) {
+export default class Mobile extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/entity/traits/perishable.trait.js

@@ -5,7 +5,7 @@ import {StateProperty, Trait} from '../trait';
 const decorate = compose(
 );
 
-export class Perishable extends decorate(Trait) {
+export default class Perishable extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/entity/traits/positioned.trait.js

@@ -2,7 +2,7 @@ import {compose, EventEmitter} from '@avocado/core';
 import {Vector} from '@avocado/math';
 
 import {Trait} from '../trait';
-import {TraitUpdatePositionedPositionPacket} from '../packets/trait-update-positioned-position.packet';
+import TraitUpdatePositionedPositionPacket from '../packets/trait-update-positioned-position.packet';
 
 const decorate = compose(
   EventEmitter,
@@ -15,7 +15,7 @@ const decorate = compose(
 );
 
 // < 16768 will pack into 1 short per axe and give +/- 0.25 precision.
-export class Positioned extends decorate(Trait) {
+export default class Positioned extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/entity/traits/spawner.trait.js

@@ -11,7 +11,7 @@ const decorate = compose(
   StateProperty('maxSpawns'),
 );
 
-export class Spawner extends decorate(Trait) {
+export default class Spawner extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/graphics/packets/trait-update-visible.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '@avocado/net';
 
-export class TraitUpdateVisiblePacket extends Packet {
+export default class TraitUpdateVisiblePacket extends Packet {
 
   static pack(packet) {
     const data = packet.data[1];

packages/graphics/renderer.js

@@ -3,7 +3,7 @@ import {Renderer as PIXIRenderer} from '@pixi/core';
 export class Renderer {
 
   constructor(size = [0, 0], type = 'auto') {
-    this.renderer = new PIXIRenderer(size[0], size[1]);
+    this.renderer = new PIXIRenderer({width: size[0], height: size[1]});
     // Need to set size explicitly since v5.
     this.renderer.view.width = size[0];
     this.renderer.view.height = size[1];

packages/graphics/shim/pixi/pixi.avopack.js

@@ -1,20 +0,0 @@
-const path = require('path');
-
-module.exports = ({options, side}) => {
-  if ('server' === side) {
-    const pixiPackages = [
-      'constants',
-      'core',
-      'display',
-      'graphics',
-      'settings',
-      'text',
-    ];
-    pixiPackages.forEach((pixiPackage) => {
-      options.resolve.alias[`@pixi/${pixiPackage}`] = path.join(
-        __dirname,
-        pixiPackage,
-      );
-    });
-  }
-};

packages/graphics/shim/pixi/pixi.scwp.js

@@ -0,0 +1,25 @@
+const {join} = require('path');
+
+function pixi(scwp) {
+  const {neutrino} = scwp;
+  if (neutrino) {
+    if ('server' === (process.env.SIDE || '').toLowerCase()) {
+      const pixiPackages = [
+        'constants',
+        'core',
+        'display',
+        'graphics',
+        'settings',
+        'text',
+      ];
+      pixiPackages.forEach((pixiPackage) => {
+        neutrino.config.resolve.alias
+          .set(`@pixi/${pixiPackage}`, join(
+            __dirname,
+            pixiPackage,
+          ));
+      });
+    }
+  }
+}
+module.exports = pixi;

packages/graphics/traits/pictured.trait.js

@@ -11,7 +11,7 @@ const decorate = compose(
   }),
 );
 
-export class Pictured extends decorate(Trait) {
+export default class Pictured extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/graphics/traits/primitive.trait.js

@@ -5,7 +5,7 @@ import {Color, Primitives} from '@avocado/graphics';
 const decorate = compose(
 )
 
-export class Primitive extends decorate(Trait) {
+export default class Primitive extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/graphics/traits/staged.trait.js

@@ -10,7 +10,7 @@ const decorate = compose(
   }),
 )
 
-export class Staged extends decorate(Trait) {
+export default class Staged extends decorate(Trait) {
 
   static type() {
     return 'staged';

packages/graphics/traits/textual.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   }),
 )
 
-export class Textual extends decorate(Trait) {
+export default class Textual extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/graphics/traits/visible.trait.js

@@ -6,9 +6,7 @@ import {Rectangle, Vector} from '@avocado/math';
 
 import {Container} from '../container';
 import {hasGraphics} from '../has-graphics';
-import {
-  TraitUpdateVisiblePacket,
-} from '../packets/trait-update-visible.packet';
+import TraitUpdateVisiblePacket from '../packets/trait-update-visible.packet';
 
 const AUTO_ZINDEX = 1 << 16;
 
@@ -30,7 +28,7 @@ const decorate = compose(
   }),
 );
 
-export class Visible extends decorate(Trait) {
+export default class Visible extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/input/index.js

@@ -1,3 +1,3 @@
 export {ActionRegistry} from './action-registry';
 export {InputNormalizer} from './normalizer';
-export {InputPacket} from './packet/input.packet';
+export {default as InputPacket} from './packet/input.packet';

packages/input/packet/input.packet.js

@@ -2,7 +2,7 @@ import * as I from 'immutable';
 
 import {Packet} from '@avocado/net';
 
-export class InputPacket extends Packet {
+export default class InputPacket extends Packet {
 
   static setActionIds(actionIds) {
     this._actionIds = actionIds;

packages/net/client/socket-worker.js

@@ -3,7 +3,7 @@ import io from 'socket.io-client';
 
 import {compose, EventEmitter} from '@avocado/core';
 
-import {allPackets, idFromPacket} from '../packet';
+import allPackets, idFromPacket from '...packet';
 
 const debug = D('@avocado:client:socket');
 

packages/net/client/worker.js

@@ -1,7 +1,7 @@
 import io from 'socket.io-client';
 
 import 'register-packets';
-import {SocketIoParser} from '../packet';
+import SocketIoParser from '...packet';
 
 let socket = null;
 

packages/net/packet/packet.js

@@ -16,12 +16,6 @@ export class Packet {
           'inherit from Packet.schema within your packet subclass schema definition.',
         ].join(' '));
       }
-      if (!schema.data) {
-        throw new Error([
-          `No data found in '${this.name}.schema'. This is usually due to forgetting to`,
-          'inherit from Packet.schema within your packet subclass schema definition.',
-        ].join(' '));
-      }
       this._builder = schemapack.build(schema);
     }
     return this._builder;

packages/net/packet/packets.avopack.js

@@ -1,23 +0,0 @@
-const path = require('path');
-
-module.exports = ({entries, paths, root, rules}) => {
-  rules.push({
-    test: new RegExp('@avocado/packages/net/packet/packets.avopack.js$'),
-    use: {
-      loader: '@avocado/core/webpack/autoreg',
-      options: {
-        classTransformer: (Packet) => {
-          return `${Packet}Packet`;
-        },
-        paths,
-        registrar: {
-          function: 'registerPacket',
-          module: '@avocado/net',
-        },
-        root,
-        type: 'packet',
-      },
-    },
-  });
-  entries.push('@avocado/net/packet/packets.avopack');
-};

packages/net/s13n/client.js

@@ -1,8 +1,8 @@
 import {idFromSynchronized, synchronizedFromId} from './registry';
 
-import {SynchronizedCreatePacket} from './synchronized-create.packet';
-import {SynchronizedDestroyPacket} from './synchronized-destroy.packet';
-import {SynchronizedUpdatePacket} from './synchronized-update.packet';
+import SynchronizedCreatePacket from './synchronized-create.packet';
+import SynchronizedDestroyPacket from './synchronized-destroy.packet';
+import SynchronizedUpdatePacket from './synchronized-update.packet';
 
 export class ClientSynchronizer {
 

packages/net/s13n/index.js

@@ -10,7 +10,7 @@ export {ServerSynchronizer} from './server';
 
 export {SynchronizedMixin} from './synchronized'
 
-export {SynchronizedPacket} from './synchronized.packet';
-export {SynchronizedCreatePacket} from './synchronized-create.packet';
-export {SynchronizedDestroyPacket} from './synchronized-destroy.packet';
-export {SynchronizedUpdatePacket} from './synchronized-update.packet';
+export {default as SynchronizedPacket} from './synchronized.packet';
+export {default as SynchronizedCreatePacket} from './synchronized-create.packet';
+export {default as SynchronizedDestroyPacket} from './synchronized-destroy.packet';
+export {default as SynchronizedUpdatePacket} from './synchronized-update.packet';

packages/net/s13n/registry.js

@@ -10,7 +10,7 @@ export function idFromSynchronized(Synchronized) {
 export function synchronizedFromId(id) {
   return idToSynchronizedMap.get(id);
 }
-export function registerSynchronized(Synchronized) {
+export function registerSynchronized({default: Synchronized}) {
   if (synchronizedToIdMap.has(Synchronized)) {
     return;
   }

packages/net/s13n/s13n.avopack.js

@@ -1,20 +0,0 @@
-const path = require('path');
-
-module.exports = ({entries, paths, root, rules}) => {
-  rules.push({
-    test: new RegExp('@avocado/packages/net/s13n/s13n.avopack.js$'),
-    use: {
-      loader: '@avocado/core/webpack/autoreg',
-      options: {
-        paths,
-        registrar: {
-          function: 'registerSynchronized',
-          module: '@avocado/net',
-        },
-        root,
-        type: 'synchronized',
-      },
-    },
-  });
-  entries.push('@avocado/net/s13n/s13n.avopack');
-};

packages/net/s13n/s13n.scwp.js

@@ -0,0 +1,12 @@
+const {join} = require('path');
+
+function s13n(scwp) {
+  scwp.enterSelf();
+  scwp.loadSelf('scwp/autoreg', {
+    paths: scwp.paths,
+    registrar: './registry:registerSynchronized',
+    root: scwp.root,
+    type: 'synchronized',
+  });
+}
+module.exports = s13n;

packages/net/s13n/server.js

@@ -1,7 +1,7 @@
 import {idFromSynchronized} from './registry';
 
-import {SynchronizedCreatePacket} from './synchronized-create.packet';
-import {SynchronizedDestroyPacket} from './synchronized-destroy.packet';
+import SynchronizedCreatePacket from './synchronized-create.packet';
+import SynchronizedDestroyPacket from './synchronized-destroy.packet';
 
 export class ServerSynchronizer {
 

packages/net/s13n/synchronized-create.packet.js

@@ -1,8 +1,8 @@
 import msgpack from 'msgpack-lite';
 
-import {SynchronizedPacket} from './synchronized.packet';
+import SynchronizedPacket from './synchronized.packet';
 
-export class SynchronizedCreatePacket extends SynchronizedPacket {
+export default class SynchronizedCreatePacket extends SynchronizedPacket {
 
   static pack(packet) {
     const data = packet.data[1];

packages/net/s13n/synchronized-destroy.packet.js

@@ -1,3 +1,3 @@
-import {SynchronizedPacket} from './synchronized.packet';
+import SynchronizedPacket from './synchronized.packet';
 
-export class SynchronizedDestroyPacket extends SynchronizedPacket {}
+export default class SynchronizedDestroyPacket extends SynchronizedPacket {}

packages/net/s13n/synchronized-update.packet.js

@@ -1,3 +1,3 @@
-import {SynchronizedPacket} from './synchronized.packet';
+import SynchronizedPacket from './synchronized.packet';
 
-export class SynchronizedUpdatePacket extends SynchronizedPacket {}
+export default class SynchronizedUpdatePacket extends SynchronizedPacket {}

packages/net/s13n/synchronized.js

@@ -1,6 +1,6 @@
 import {idFromSynchronized} from './registry';
-import {SynchronizedCreatePacket} from './synchronized-create.packet';
-import {SynchronizedDestroyPacket} from './synchronized-destroy.packet';
+import SynchronizedCreatePacket from './synchronized-create.packet';
+import SynchronizedDestroyPacket from './synchronized-destroy.packet';
 
 export function SynchronizedMixin(Superclass) {
 

packages/net/s13n/synchronized.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '../packet/packet';
 
-export class SynchronizedPacket extends Packet {
+export default class SynchronizedPacket extends Packet {
 
   static get schema() {
     return {

packages/physics/traits/collider.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   StateProperty('isColliding'),
 );
 
-export class Collider extends decorate(Trait) {
+export default class Collider extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/physics/traits/emitted.trait.js

@@ -6,7 +6,7 @@ import {Range, Vector} from '@avocado/math';
 const decorate = compose(
 );
 
-export class Emitted extends decorate(Trait) {
+export default class Emitted extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/physics/traits/emitter.trait.js

@@ -12,7 +12,7 @@ const PI_180 = Math.PI / 180;
 const decorate = compose(
 );
 
-export class Emitter extends decorate(Trait) {
+export default class Emitter extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/physics/traits/physical.trait.js

@@ -10,7 +10,7 @@ const decorate = compose(
   }),
 );
 
-export class Physical extends decorate(Trait) {
+export default class Physical extends decorate(Trait) {
 
   static defaultState() {
     return {

packages/physics/traits/shaped.trait.js

@@ -7,7 +7,7 @@ import {ShapeView} from '../shape-view';
 const decorate = compose(
 );
 
-export class Shaped extends decorate(Trait) {
+export default class Shaped extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/sound/traits/audible.trait.js

@@ -2,7 +2,7 @@ import {Trait} from '@avocado/entity';
 
 import {Sound} from '..';
 
-export class Audible extends Trait {
+export default class Audible extends Trait {
 
   static defaultParams() {
     return {

packages/timing/packets/trait-update-animated.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '@avocado/net';
 
-export class TraitUpdateAnimatedPacket extends Packet {
+export default class TraitUpdateAnimatedPacket extends Packet {
 
   static get schema() {
     return {

packages/timing/traits/animated.trait.js

@@ -4,7 +4,7 @@ import {Rectangle, Vector} from '@avocado/math';
 
 import {Animation} from '../animation';
 import {AnimationView} from '../animation-view';
-import {TraitUpdateAnimatedPacket} from '../packets/trait-update-animated.packet';
+import TraitUpdateAnimatedPacket from '../packets/trait-update-animated.packet';
 
 const decorate = compose(
   StateProperty('currentAnimation', {
@@ -15,7 +15,7 @@ const decorate = compose(
   }),
 );
 
-export class Animated extends decorate(Trait) {
+export default class Animated extends decorate(Trait) {
 
   static defaultParams() {
     return {

packages/topdown/index.js

@@ -1,7 +1,7 @@
 export {Camera} from './camera';
 export {Layer} from './layer';
 export {LayerView} from './layer-view';
-export {Room} from './room.synchronized';
+export {default as Room} from './room.synchronized';
 export {RoomView} from './room-view';
 export {TilesRenderer} from './tiles-renderer';
 export {Tiles} from './tiles';

packages/topdown/layer.js

@@ -11,12 +11,8 @@ import {
 } from '@avocado/net';
 import {ShapeList} from '@avocado/physics';
 
-import {
-  LayerUpdateTilesetUriPacket,
-} from './packets/layer-update-tileset-uri.packet';
-import {
-  TilesUpdatePacket,
-} from './packets/tiles-update.packet';
+import LayerUpdateTilesetUriPacket from './packets/layer-update-tileset-uri.packet';
+import TilesUpdatePacket from './packets/tiles-update.packet';
 
 
 import {Tiles} from './tiles';

packages/topdown/layers.js

@@ -3,7 +3,7 @@ import * as I from 'immutable';
 import {arrayUnique, compose, EventEmitter, flatten} from '@avocado/core';
 
 import {Layer} from './layer';
-import {LayersUpdateLayerPacket} from './packets/layers-update-layer.packet';
+import LayersUpdateLayerPacket from './packets/layers-update-layer.packet';
 
 const decorate = compose(
   EventEmitter,

packages/topdown/packets/layer-update-tileset-uri.packet.js

@@ -1,6 +1,6 @@
 import {Packet} from '@avocado/net';
 
-export class LayerUpdateTilesetUriPacket extends Packet {
+export default class LayerUpdateTilesetUriPacket extends Packet {
 
   static get schema() {
     return {

packages/topdown/packets/layers-update-layer.packet.js

@@ -1,6 +1,6 @@
 import {BundlePacket, Packet} from '@avocado/net';
 
-export class LayersUpdateLayerPacket extends Packet {
+export default class LayersUpdateLayerPacket extends Packet {
 
   static pack(packet) {
     const data = packet.data[1];

packages/topdown/packets/room-update-layers.packet.js

@@ -1,7 +1,7 @@
 import {BundlePacket} from '@avocado/net';
 import {SynchronizedUpdatePacket} from '@avocado/net';
 
-export class RoomUpdateLayersPacket extends SynchronizedUpdatePacket {
+export default class RoomUpdateLayersPacket extends SynchronizedUpdatePacket {
 
   static pack(packet) {
     const data = packet.data[1];

packages/topdown/packets/room-update-size.packet.js

@@ -1,7 +1,7 @@
 import {Vector} from '@avocado/math';
 import {SynchronizedUpdatePacket} from '@avocado/net';
 
-export class RoomUpdateSizePacket extends SynchronizedUpdatePacket {
+export default class RoomUpdateSizePacket extends SynchronizedUpdatePacket {
 
   static pack(packet) {
     const data = packet.data[1];

packages/topdown/packets/tiles-update.packet.js

@@ -1,7 +1,7 @@
 import {Vector} from '@avocado/math';
 import {Packet} from '@avocado/net';
 
-export class TilesUpdatePacket extends Packet {
+export default class TilesUpdatePacket extends Packet {
 
   static pack(packet) {
     const data = packet.data[1];

packages/topdown/room.synchronized.js

@@ -7,8 +7,8 @@ import {RectangleShape} from '@avocado/physics';
 import {Resource} from '@avocado/resource';
 
 import {Layers} from './layers';
-import {RoomUpdateSizePacket} from './packets/room-update-size.packet';
-import {RoomUpdateLayersPacket} from './packets/room-update-layers.packet';
+import RoomUpdateSizePacket from './packets/room-update-size.packet';
+import RoomUpdateLayersPacket from './packets/room-update-layers.packet';
 
 const ROOM_BOUND_SIZE = 64;
 const HALF_ROOM_BOUND_SIZE = ROOM_BOUND_SIZE / 2;
@@ -27,7 +27,7 @@ const decorate = compose(
 
 let synchronizationId = 1;
 
-export class Room extends decorate(Resource) {
+export default class Room extends decorate(Resource) {
 
   constructor(json) {
     super();

packages/topdown/tiles.js

@@ -3,7 +3,7 @@ import * as I from 'immutable';
 import {compose, EventEmitter} from '@avocado/core';
 import {Rectangle, Vector} from '@avocado/math';
 
-import {TilesUpdatePacket} from './packets/tiles-update.packet';
+import TilesUpdatePacket from './packets/tiles-update.packet';
 
 const CHUNK_AXIS = 10;
 

packages/topdown/traits/followed.trait.js

@@ -2,7 +2,7 @@ import {Trait} from '@avocado/entity';
 
 import {Camera} from '../camera';
 
-export class Followed extends Trait {
+export default class Followed extends Trait {
 
   static defaultParams() {
     return {

packages/topdown/traits/layered.trait.js

@@ -1,7 +1,7 @@
 import {Trait} from '@avocado/entity';
 import {Vector} from '@avocado/math';
 
-export class Layered extends Trait {
+export default class Layered extends Trait {
 
   static type() {
     return 'layered';

packages/topdown/traits/roomed.trait.js

@@ -1,6 +1,6 @@
 import {Trait} from '@avocado/entity';
 
-export class Roomed extends Trait {
+export default class Roomed extends Trait {
 
   static type() {
     return 'roomed';

packages/topdown/traits/tile-entity.trait.js

@@ -8,7 +8,7 @@ const decorate = compose(
   }),
 );
 
-export class TileEntity extends decorate(Trait) {
+export default class TileEntity extends decorate(Trait) {
 
   static defaultState() {
     return {