diff --git a/package.json b/package.json
index b9b8d8f..fdc0fca 100644
--- a/package.json
+++ b/package.json
@@ -57,8 +57,8 @@
   "devDependencies": {
     "jest": "^22.1.4",
     "longjohn": "^0.2.12",
-    "mineflayer": "^2.6.1",
+    "mineflayer": "^2.7.3",
     "require-self": "^0.2.1",
-    "standard": "^11.0.1"
+    "standard": "^12.0.1"
   }
 }
diff --git a/src/lib/experience.js b/src/lib/experience.js
index a293c09..c6209e7 100644
--- a/src/lib/experience.js
+++ b/src/lib/experience.js
@@ -1,4 +1,4 @@
-module.exports = {distanceToXpLevel, getXpLevel, getXpRequired, getBaseXpFromLevel}
+module.exports = { distanceToXpLevel, getXpLevel, getXpRequired, getBaseXpFromLevel }
 
 function distanceToXpLevel (xp, toLevel) {
   const level = getXpLevel(xp)
diff --git a/src/lib/plugins/animations.js b/src/lib/plugins/animations.js
index 7d8364d..89cb92e 100644
--- a/src/lib/plugins/animations.js
+++ b/src/lib/plugins/animations.js
@@ -8,16 +8,16 @@ module.exports.player = function (player) {
     })
   )
 
-  player._client.on('entity_action', ({actionId} = {}) => {
+  player._client.on('entity_action', ({ actionId } = {}) => {
     if (actionId === 3) {
-      player.setAndUpdateMetadata([{'key': 0, 'type': 0, 'value': 0x08}])
+      player.setAndUpdateMetadata([{ 'key': 0, 'type': 0, 'value': 0x08 }])
     } else if (actionId === 4) {
-      player.setAndUpdateMetadata([{'key': 0, 'type': 0, 'value': 0x00}])
+      player.setAndUpdateMetadata([{ 'key': 0, 'type': 0, 'value': 0x00 }])
     } else if (actionId === 0) {
-      player.setAndUpdateMetadata([{'key': 0, 'type': 0, 'value': 0x02}])
+      player.setAndUpdateMetadata([{ 'key': 0, 'type': 0, 'value': 0x02 }])
       player.crouching = true
     } else if (actionId === 1) {
-      player.setAndUpdateMetadata([{'key': 0, 'type': 0, 'value': 0x00}])
+      player.setAndUpdateMetadata([{ 'key': 0, 'type': 0, 'value': 0x00 }])
       player.crouching = false
     }
   })
diff --git a/src/lib/plugins/blocks.js b/src/lib/plugins/blocks.js
index 3220650..2fed172 100644
--- a/src/lib/plugins/blocks.js
+++ b/src/lib/plugins/blocks.js
@@ -15,7 +15,7 @@ module.exports.player = function (player, serv) {
       position: position,
       blockType: blockType,
       blockData: blockData
-    }, ({position, blockType, blockData}) => {
+    }, ({ position, blockType, blockData }) => {
       player._client.write('block_change', {
         location: position,
         type: blockType << 4 | blockData
diff --git a/src/lib/plugins/chat.js b/src/lib/plugins/chat.js
index 991ace9..22bda30 100644
--- a/src/lib/plugins/chat.js
+++ b/src/lib/plugins/chat.js
@@ -1,5 +1,5 @@
 module.exports.server = function (serv) {
-  serv.broadcast = (message, {whitelist = serv.players, blacklist = [], system = false} = {}) => {
+  serv.broadcast = (message, { whitelist = serv.players, blacklist = [], system = false } = {}) => {
     if (whitelist.type === 'player') whitelist = [whitelist]
 
     if (typeof message === 'string') message = serv.parseClassic(message)
@@ -120,9 +120,9 @@ module.exports.server = function (serv) {
 }
 
 module.exports.player = function (player, serv) {
-  player._client.on('chat', ({message} = {}) => {
+  player._client.on('chat', ({ message } = {}) => {
     if (message[0] === '/') {
-      player.behavior('command', {command: message.slice(1)}, ({command}) => player.handleCommand(command))
+      player.behavior('command', { command: message.slice(1) }, ({ command }) => player.handleCommand(command))
     } else {
       player.behavior('chat', {
         message: message,
@@ -130,7 +130,7 @@ module.exports.player = function (player, serv) {
         text: message,
         whitelist: serv.players,
         blacklist: []
-      }, ({prefix, text, whitelist, blacklist}) => {
+      }, ({ prefix, text, whitelist, blacklist }) => {
         const obj = serv.parseClassic(prefix)
         if (!obj.extra) obj.extra = []
         obj.extra.push(serv.parseClassic(text))
diff --git a/src/lib/plugins/commands.js b/src/lib/plugins/commands.js
index 4cccfa5..1e32cf4 100644
--- a/src/lib/plugins/commands.js
+++ b/src/lib/plugins/commands.js
@@ -1,6 +1,6 @@
 const UserError = require('flying-squid').UserError
 
-module.exports.player = function (player, serv, {version}) {
+module.exports.player = function (player, serv, { version }) {
   player.commands.add({
     base: 'help',
     info: 'to show all commands',
@@ -14,7 +14,7 @@ module.exports.player = function (player, serv, {version}) {
       const search = params.join(' ')
       return { search: search, page: (page && page - 1) || 0 }
     },
-    action ({search, page}) {
+    action ({ search, page }) {
       if (page < 0) return 'Page # must be >= 1'
       const hash = player.commands.uniqueHash
 
@@ -247,7 +247,7 @@ module.exports.server = function (serv) {
     opt.forEach(o => {
       const match = o.match(/^([^=]+)=([^=]+)$/)
       if (match === null) err = new UserError('Invalid selector option format: "' + o + '"')
-      else optPair.push({key: match[1], val: match[2]})
+      else optPair.push({ key: match[1], val: match[2] })
     })
     if (err) throw err
 
@@ -275,7 +275,7 @@ module.exports.server = function (serv) {
       minScores: []
     }
 
-    optPair.forEach(({key, val}) => {
+    optPair.forEach(({ key, val }) => {
       if (['x', 'y', 'z'].indexOf(key) !== -1) pos[key] = val
       else if (!optConversion[key]) {
         data[key] = val
diff --git a/src/lib/plugins/communication.js b/src/lib/plugins/communication.js
index 00d6380..6c90184 100644
--- a/src/lib/plugins/communication.js
+++ b/src/lib/plugins/communication.js
@@ -8,12 +8,12 @@ module.exports.server = function (serv) {
   serv._writeNearby = (packetName, packetFields, loc) =>
     serv._writeArray(packetName, packetFields, serv.getNearby(loc))
 
-  serv.getNearby = ({world, position, radius = 8 * 16}) => serv.players.filter(player =>
+  serv.getNearby = ({ world, position, radius = 8 * 16 }) => serv.players.filter(player =>
     player.world === world &&
     player.position.distanceTo(position) <= radius
   )
 
-  serv.getNearbyEntities = ({world, position, radius = 8 * 16}) => Object.keys(serv.entities)
+  serv.getNearbyEntities = ({ world, position, radius = 8 * 16 }) => Object.keys(serv.entities)
     .map(eId => serv.entities[eId])
     .filter(entity =>
       entity.world === world &&
diff --git a/src/lib/plugins/daycycle.js b/src/lib/plugins/daycycle.js
index 67e56c8..2a17926 100644
--- a/src/lib/plugins/daycycle.js
+++ b/src/lib/plugins/daycycle.js
@@ -17,7 +17,7 @@ module.exports.server = function (serv) {
       serv.behavior('changeTime', {
         old: serv.time,
         newTime: serv.time + 20
-      }, ({newTime}) => {
+      }, ({ newTime }) => {
         serv.setTime(newTime % 24000) // Vanilla only does it every second
       })
     }
@@ -48,7 +48,7 @@ module.exports.player = function (player, serv) {
         value: data[2] === 'day' ? 1000 : (data[2] === 'night' ? 13000 : parseInt(data[2]))
       }
     },
-    action ({action, value}) {
+    action ({ action, value }) {
       if (action === 'query') {
         player.chat('It is ' + serv.time)
       } else {
diff --git a/src/lib/plugins/digging.js b/src/lib/plugins/digging.js
index a2e3e3b..71f54bf 100644
--- a/src/lib/plugins/digging.js
+++ b/src/lib/plugins/digging.js
@@ -1,11 +1,11 @@
 const Vec3 = require('vec3').Vec3
 
 module.exports.player = function (player, serv) {
-  function cancelDig ({position, block}) {
+  function cancelDig ({ position, block }) {
     player.sendBlock(position, block.type, block.metadata)
   }
 
-  player._client.on('block_dig', async ({location, status, face}) => {
+  player._client.on('block_dig', async ({ location, status, face }) => {
     let pos = new Vec3(location.x, location.y, location.z)
 
     const directionVector = directionToVector[face]
@@ -25,14 +25,14 @@ module.exports.player = function (player, serv) {
         player.behavior('dig', { // Start dig survival
           position: pos,
           block: block
-        }, ({position}) => {
+        }, ({ position }) => {
           return startDigging(position)
         }, cancelDig)
       } else if (status === 2) { completeDigging(pos) } else if (status === 1) {
         player.behavior('cancelDig', { // Cancel dig survival
           position: pos,
           block: block
-        }, ({position}) => {
+        }, ({ position }) => {
           return cancelDigging(position)
         })
       } else if (status === 0 && player.gameMode === 1) { return creativeDigging(pos) }
@@ -71,7 +71,7 @@ module.exports.player = function (player, serv) {
           start: startDigging,
           timePassed: currentDiggingTime,
           position: location
-        }, ({state}) => {
+        }, ({ state }) => {
           lastDestroyState = state
           player._writeOthersNearby('block_break_animation', {
             'entityId': currentAnimationId,
@@ -127,7 +127,7 @@ module.exports.player = function (player, serv) {
     }
   }
 
-  function dropBlock ({blockDropPosition, blockDropWorld, blockDropVelocity, blockDropId, blockDropDamage, blockDropPickup, blockDropDeath}) {
+  function dropBlock ({ blockDropPosition, blockDropWorld, blockDropVelocity, blockDropId, blockDropDamage, blockDropPickup, blockDropDeath }) {
     serv.spawnObject(2, blockDropWorld, blockDropPosition, {
       velocity: blockDropVelocity,
       itemId: blockDropId,
diff --git a/src/lib/plugins/effects.js b/src/lib/plugins/effects.js
index 29f8e39..d182afe 100644
--- a/src/lib/plugins/effects.js
+++ b/src/lib/plugins/effects.js
@@ -5,7 +5,7 @@ module.exports.entity = function (entity, serv) {
     entity.effects[i] = null // Just so we know it's a real potion and not undefined/not existant
   }
 
-  entity.sendEffect = (effectId, {amplifier = 0, duration = 30 * 20, particles = true, whitelist, blacklist = []} = {}) => {
+  entity.sendEffect = (effectId, { amplifier = 0, duration = 30 * 20, particles = true, whitelist, blacklist = [] } = {}) => {
     if (!whitelist) whitelist = serv.getNearby(entity)
     if (entity.type === 'player' && [1].indexOf(effectId) !== -1) entity.sendAbilities()
     const sendTo = whitelist.filter(p => blacklist.indexOf(p) === -1)
@@ -19,7 +19,7 @@ module.exports.entity = function (entity, serv) {
     serv._writeArray('entity_effect', data, sendTo)
   }
 
-  entity.sendRemoveEffect = (effectId, {whitelist, blacklist = []} = {}) => {
+  entity.sendRemoveEffect = (effectId, { whitelist, blacklist = [] } = {}) => {
     if (!whitelist) whitelist = serv.getNearby(entity)
     const sendTo = whitelist.filter(p => blacklist.indexOf(p) === -1)
     serv._writeArray('remove_entity_effect', {
diff --git a/src/lib/plugins/experience.js b/src/lib/plugins/experience.js
index 84b3ed7..6247964 100644
--- a/src/lib/plugins/experience.js
+++ b/src/lib/plugins/experience.js
@@ -1,4 +1,4 @@
-const {distanceToXpLevel, getXpLevel, getBaseXpFromLevel} = require('flying-squid').experience
+const { distanceToXpLevel, getXpLevel, getBaseXpFromLevel } = require('flying-squid').experience
 
 module.exports.player = function (player, serv) {
   player.xp = 0
diff --git a/src/lib/plugins/inventory.js b/src/lib/plugins/inventory.js
index baea57a..2e98d77 100644
--- a/src/lib/plugins/inventory.js
+++ b/src/lib/plugins/inventory.js
@@ -1,6 +1,6 @@
 const Vec3 = require('vec3')
 
-module.exports.player = function (player, serv, {version}) {
+module.exports.player = function (player, serv, { version }) {
   const Item = require('prismarine-item')(version)
   const windows = require('prismarine-windows')(version).windows
 
@@ -8,7 +8,7 @@ module.exports.player = function (player, serv, {version}) {
   player.heldItem = new Item(256, 1)
   player.inventory = new windows.InventoryWindow(0, 'Inventory', 44)
 
-  player._client.on('held_item_slot', ({slotId} = {}) => {
+  player._client.on('held_item_slot', ({ slotId } = {}) => {
     player.heldItemSlot = slotId
     player.setEquipment(0, player.inventory.slots[36 + player.heldItemSlot])
 
@@ -143,7 +143,7 @@ module.exports.player = function (player, serv, {version}) {
     }
   })
 
-  player._client.on('set_creative_slot', ({slot, item} = {}) => {
+  player._client.on('set_creative_slot', ({ slot, item } = {}) => {
     if (item.blockId === -1) {
       player.inventory.updateSlot(slot, undefined)
       return
diff --git a/src/lib/plugins/log.js b/src/lib/plugins/log.js
index 46940f6..f91ddf7 100644
--- a/src/lib/plugins/log.js
+++ b/src/lib/plugins/log.js
@@ -49,7 +49,7 @@ module.exports.player = function (player, serv) {
 
   player.on('disconnected', () => serv.log('[INFO]: ' + player.username + ' disconnected'))
 
-  player.on('chat', ({message}) => serv.log('[INFO] ' + '<' + player.username + '>' + ' ' + message))
+  player.on('chat', ({ message }) => serv.log('[INFO] ' + '<' + player.username + '>' + ' ' + message))
 
   player.on('kicked', (kicker, reason) =>
     serv.log(kicker.username + ' kicked ' + player.username + (reason ? ' (' + reason + ')' : '')))
diff --git a/src/lib/plugins/moderation.js b/src/lib/plugins/moderation.js
index 46cb785..d997977 100644
--- a/src/lib/plugins/moderation.js
+++ b/src/lib/plugins/moderation.js
@@ -89,7 +89,7 @@ module.exports.player = function (player, serv) {
         reason: parts.join(' ')
       }
     },
-    action ({username, reason}) {
+    action ({ username, reason }) {
       const kickPlayer = serv.getPlayer(username)
       if (!kickPlayer) {
         player.chat(username + ' is not on this server!')
@@ -113,7 +113,7 @@ module.exports.player = function (player, serv) {
         reason: parts.join(' ')
       }
     },
-    action ({username, reason}) {
+    action ({ username, reason }) {
       const banPlayer = serv.getPlayer(username)
 
       if (!banPlayer) {
@@ -148,7 +148,7 @@ module.exports.player = function (player, serv) {
         reason: argv.shift()
       }
     },
-    action ({IP, reason}) {
+    action ({ IP, reason }) {
       serv.banIP(IP, reason)
       player.chat('' + IP + ' was IP banned')
     }
diff --git a/src/lib/plugins/particle.js b/src/lib/plugins/particle.js
index bcbc1db..51ae678 100644
--- a/src/lib/plugins/particle.js
+++ b/src/lib/plugins/particle.js
@@ -1,7 +1,7 @@
 const Vec3 = require('vec3').Vec3
 
 module.exports.server = function (serv) {
-  serv.emitParticle = (particle, world, position, {whitelist, blacklist = [], radius = 32, longDistance = true, size = new Vec3(1, 1, 1), count = 1} = {}) => {
+  serv.emitParticle = (particle, world, position, { whitelist, blacklist = [], radius = 32, longDistance = true, size = new Vec3(1, 1, 1), count = 1 } = {}) => {
     const players = (typeof whitelist !== 'undefined' ? (whitelist instanceof Array ? whitelist : [whitelist]) : serv.getNearby({
       world: world,
       position: position,
@@ -39,13 +39,13 @@ module.exports.player = function (player, serv) {
         size: results[5] ? new Vec3(parseInt(results[3]), parseInt(results[4]), parseInt(results[5])) : new Vec3(1, 1, 1)
       }
     },
-    action ({particle, amount, size}) {
+    action ({ particle, amount, size }) {
       if (amount >= 100000) {
         player.chat('You cannot emit more than 100,000 particles!')
         return
       }
       player.chat('Emitting "' + particle + '" (count: ' + amount + ', size: ' + size.toString() + ')')
-      serv.emitParticle(particle, player.world, player.position, {count: amount, size: size})
+      serv.emitParticle(particle, player.world, player.position, { count: amount, size: size })
     }
   })
 }
diff --git a/src/lib/plugins/physics.js b/src/lib/plugins/physics.js
index d19e2e8..a1b1f96 100644
--- a/src/lib/plugins/physics.js
+++ b/src/lib/plugins/physics.js
@@ -1,6 +1,6 @@
 const Vec3 = require('vec3').Vec3
 
-module.exports.entity = function (entity, serv, {version}) {
+module.exports.entity = function (entity, serv, { version }) {
   const blocks = require('minecraft-data')(version).blocks
 
   entity.calculatePhysics = async (delta) => {
diff --git a/src/lib/plugins/placeBlock.js b/src/lib/plugins/placeBlock.js
index 3436b30..691bc85 100644
--- a/src/lib/plugins/placeBlock.js
+++ b/src/lib/plugins/placeBlock.js
@@ -10,10 +10,10 @@ const materialToSound = {
   'wood': 'wood'
 }
 
-module.exports.player = function (player, serv, {version}) {
+module.exports.player = function (player, serv, { version }) {
   const blocks = require('minecraft-data')(version).blocks
 
-  player._client.on('block_place', ({direction, location} = {}) => {
+  player._client.on('block_place', ({ direction, location } = {}) => {
     const heldItem = player.inventory.slots[36 + player.heldItemSlot]
     if (direction === -1 || heldItem.type === -1 || !blocks[heldItem.type]) return
     const referencePosition = new Vec3(location.x, location.y, location.z)
@@ -28,7 +28,7 @@ module.exports.player = function (player, serv, {version}) {
       reference: referencePosition,
       playSound: true,
       sound: 'dig.' + (materialToSound[blocks[heldItem.type].material] || 'stone')
-    }, ({direction, heldItem, position, playSound, sound, id, damage}) => {
+    }, ({ direction, heldItem, position, playSound, sound, id, damage }) => {
       if (playSound) {
         serv.playSound(sound, player.world, placedPosition.clone().add(new Vec3(0.5, 0.5, 0.5)), {
           pitch: 0.8
diff --git a/src/lib/plugins/players.js b/src/lib/plugins/players.js
index 6104628..d1b2513 100644
--- a/src/lib/plugins/players.js
+++ b/src/lib/plugins/players.js
@@ -38,7 +38,7 @@ module.exports.player = function (player, serv) {
       return parseInt(str)
     },
     action (diff) {
-      serv._writeAll('difficulty', {difficulty: diff})
+      serv._writeAll('difficulty', { difficulty: diff })
       serv.difficulty = diff
     }
   })
diff --git a/src/lib/plugins/portal.js b/src/lib/plugins/portal.js
index 902a9c2..6db7d78 100644
--- a/src/lib/plugins/portal.js
+++ b/src/lib/plugins/portal.js
@@ -1,8 +1,8 @@
 const Vec3 = require('vec3').Vec3
 const UserError = require('flying-squid').UserError
 
-module.exports.player = function (player, serv, {version}) {
-  const {detectFrame, generatePortal, addPortalToWorld} = require('flying-squid').portal_detector(version)
+module.exports.player = function (player, serv, { version }) {
+  const { detectFrame, generatePortal, addPortalToWorld } = require('flying-squid').portal_detector(version)
 
   player.use_flint_and_steel = async (referencePosition, direction, position) => {
     let block = await player.world.getBlock(referencePosition)
@@ -18,7 +18,7 @@ module.exports.player = function (player, serv, {version}) {
     player.changeBlock(position, 51, 0)
   }
 
-  player.on('dug', ({position, block}) => {
+  player.on('dug', ({ position, block }) => {
     function destroyPortal (portal, positionAlreadyDone = null) {
       player.world.portals = player.world.portals.splice(player.world.portals.indexOf(portal), 1)
       portal
@@ -28,14 +28,14 @@ module.exports.player = function (player, serv, {version}) {
     }
 
     if (block.name === 'obsidian') {
-      const p = player.world.portals.filter(({bottom, top, left, right}) =>
+      const p = player.world.portals.filter(({ bottom, top, left, right }) =>
         [].concat([], [bottom, left, right, top])
           .reduce((acc, pos) => acc || pos.equals(position), false))
       p.forEach(portal => destroyPortal(portal, position))
     }
 
     if (block.name === 'portal') {
-      const p = player.world.portals.filter(({air}) => air.reduce((acc, pos) => acc || pos.equals(position), false))
+      const p = player.world.portals.filter(({ air }) => air.reduce((acc, pos) => acc || pos.equals(position), false))
       p.forEach(portal => destroyPortal(portal, position))
     }
   })
@@ -53,9 +53,9 @@ module.exports.player = function (player, serv, {version}) {
       const bottomLeft = new Vec3(x, y, z)
       if (direction !== 'x' && direction !== 'z') { throw new UserError('Wrong Direction') }
       direction = direction === 'x' ? new Vec3(1, 0, 0) : new Vec3(0, 0, 1)
-      return {bottomLeft, direction, width, height}
+      return { bottomLeft, direction, width, height }
     },
-    async action ({bottomLeft, direction, width, height}) {
+    async action ({ bottomLeft, direction, width, height }) {
       if (width > 21 || height > 21) { throw new UserError('Portals can only be 21x21!') }
       const portal = generatePortal(bottomLeft, direction, width, height)
       await addPortalToWorld(player.world, portal, [], [], async (pos, type) => {
diff --git a/src/lib/plugins/pvp.js b/src/lib/plugins/pvp.js
index 2f690d4..a938f23 100644
--- a/src/lib/plugins/pvp.js
+++ b/src/lib/plugins/pvp.js
@@ -21,7 +21,7 @@ module.exports.player = function (player, serv) {
     }, (o) => o.attackedEntity.takeDamage(o))
   }
 
-  player._client.on('use_entity', ({mouse, target} = {}) => {
+  player._client.on('use_entity', ({ mouse, target } = {}) => {
     if (!serv.entities[target]) {
       let dragon
       for (dragon = target - 1; dragon >= target - 7 && !serv.entities[dragon]; dragon--) {}
@@ -42,13 +42,13 @@ module.exports.player = function (player, serv) {
       let arr = player.selectorString(sel)
       if (arr.length === 0) throw new UserError('Could not find player')
 
-      arr.map(entity => entity.takeDamage({damage: 20}))
+      arr.map(entity => entity.takeDamage({ damage: 20 }))
     }
   })
 }
 
 module.exports.entity = function (entity, serv) {
-  entity.takeDamage = ({sound = 'game.player.hurt', damage = 1, velocity = new Vec3(0, 0, 0), maxVelocity = new Vec3(4, 4, 4), animation = true}) => {
+  entity.takeDamage = ({ sound = 'game.player.hurt', damage = 1, velocity = new Vec3(0, 0, 0), maxVelocity = new Vec3(4, 4, 4), animation = true }) => {
     entity.updateHealth(entity.health - damage)
     serv.playSound(sound, entity.world, entity.position)
 
diff --git a/src/lib/plugins/settings.js b/src/lib/plugins/settings.js
index 84be543..b044d1f 100644
--- a/src/lib/plugins/settings.js
+++ b/src/lib/plugins/settings.js
@@ -31,7 +31,7 @@ module.exports.player = async function (player, serv) {
   player.findSpawnPoint = async () => {
     player.spawnPoint = await serv.getSpawnPoint(player.world)
   }
-  player._client.on('settings', ({viewDistance}) => {
+  player._client.on('settings', ({ viewDistance }) => {
     player.view = viewDistance
   })
 }
diff --git a/src/lib/plugins/sound.js b/src/lib/plugins/sound.js
index bc8a907..b0c0673 100644
--- a/src/lib/plugins/sound.js
+++ b/src/lib/plugins/sound.js
@@ -1,7 +1,7 @@
 const Vec3 = require('vec3').Vec3
 
 module.exports.server = function (serv) {
-  serv.playSound = (sound, world, position, {whitelist, blacklist = [], radius = 32, volume = 1.0, pitch = 1.0, soundCategory = 0} = {}) => {
+  serv.playSound = (sound, world, position, { whitelist, blacklist = [], radius = 32, volume = 1.0, pitch = 1.0, soundCategory = 0 } = {}) => {
     const players = (typeof whitelist !== 'undefined' ? (typeof whitelist instanceof Array ? whitelist : [whitelist]) : serv.getNearby({
       world: world,
       position: position,
@@ -24,7 +24,7 @@ module.exports.server = function (serv) {
       })
   }
 
-  serv.playNoteBlock = (pitch, world, position, {instrument = 'harp', particle = true} = {}) => {
+  serv.playNoteBlock = (pitch, world, position, { instrument = 'harp', particle = true } = {}) => {
     if (particle) {
       serv.emitParticle(23, world, position.clone().add(new Vec3(0.5, 1.5, 0.5)), {
         count: 1,
@@ -43,7 +43,7 @@ module.exports.player = function (player, serv) {
     serv.playSound(sound, player.world, null, opt)
   }
 
-  player.on('placeBlock_cancel', async ({reference}, cancel) => {
+  player.on('placeBlock_cancel', async ({ reference }, cancel) => {
     if (player.crouching) return
     const id = await player.world.getBlockType(reference)
     if (id !== 25) return
@@ -56,7 +56,7 @@ module.exports.player = function (player, serv) {
     serv.playNoteBlock(data.note, player.world, reference)
   })
 
-  player.on('dig_cancel', async ({position}, cancel) => {
+  player.on('dig_cancel', async ({ position }, cancel) => {
     const id = await player.world.getBlockType(position)
     if (id !== 25) return
     cancel(false)
@@ -82,7 +82,7 @@ module.exports.player = function (player, serv) {
     },
     action (action) {
       player.chat('Playing "' + action.sound_name + '" (volume: ' + action.volume + ', pitch: ' + action.pitch + ')')
-      player.playSound(action.sound_name, {volume: action.volume, pitch: action.pitch})
+      player.playSound(action.sound_name, { volume: action.volume, pitch: action.pitch })
     }
   })
 
@@ -102,7 +102,7 @@ module.exports.player = function (player, serv) {
     },
     action (action) {
       player.chat('Playing "' + action.sound_name + '" (volume: ' + action.volume + ', pitch: ' + action.pitch + ')')
-      serv.playSound(action.sound_name, player.world, player.position, {volume: action.volume, pitch: action.pitch})
+      serv.playSound(action.sound_name, player.world, player.position, { volume: action.volume, pitch: action.pitch })
     }
   })
 }
diff --git a/src/lib/plugins/spawn.js b/src/lib/plugins/spawn.js
index 1f2131c..943f861 100644
--- a/src/lib/plugins/spawn.js
+++ b/src/lib/plugins/spawn.js
@@ -28,7 +28,7 @@ module.exports.server = function (serv, options) {
     return entity
   }
 
-  serv.spawnObject = (type, world, position, {pitch = 0, yaw = 0, velocity = new Vec3(0, 0, 0), data = 1, itemId, itemDamage = 0, pickupTime = undefined, deathTime = undefined}) => {
+  serv.spawnObject = (type, world, position, { pitch = 0, yaw = 0, velocity = new Vec3(0, 0, 0), data = 1, itemId, itemDamage = 0, pickupTime = undefined, deathTime = undefined }) => {
     const object = serv.initEntity('object', type, world, position)
     object.uuid = UUID.v4()
     object.name = objectsById[type].name
@@ -48,7 +48,7 @@ module.exports.server = function (serv, options) {
     object.updateAndSpawn()
   }
 
-  serv.spawnMob = (type, world, position, {pitch = 0, yaw = 0, headPitch = 0, velocity = new Vec3(0, 0, 0), metadata = []} = {}) => {
+  serv.spawnMob = (type, world, position, { pitch = 0, yaw = 0, headPitch = 0, velocity = new Vec3(0, 0, 0), metadata = [] } = {}) => {
     const mob = serv.initEntity('mob', type, world, position)
     mob.uuid = UUID.v4()
     mob.name = mobsById[type].name
@@ -112,9 +112,9 @@ module.exports.player = function (player, serv, options) {
     parse (str) {
       const args = str.split(' ')
       if (args.length !== 2) { return false }
-      return {number: args[0], name: args[1]}
+      return { number: args[0], name: args[1] }
     },
-    action ({number, name}) {
+    action ({ number, name }) {
       if (Object.keys(serv.entities).length > options['max-entities'] - number) { throw new UserError('Too many mobs !') }
       const entity = entitiesByName[name]
       if (!entity) {
@@ -182,9 +182,9 @@ module.exports.player = function (player, serv, options) {
       let attached = player.selectorString(args[1])
       if (attached.length === 0) throw new UserError('one attached')
 
-      return {carrier: carrier[0], attached: attached[0]}
+      return { carrier: carrier[0], attached: attached[0] }
     },
-    action ({carrier, attached}) {
+    action ({ carrier, attached }) {
       carrier.attach(attached)
     }
   })
diff --git a/src/lib/plugins/stats.js b/src/lib/plugins/stats.js
index e10fdfe..6099ae5 100644
--- a/src/lib/plugins/stats.js
+++ b/src/lib/plugins/stats.js
@@ -1,5 +1,5 @@
 module.exports.player = function (player) {
-  player._client.on('client_command', ({payload} = {}) => {
+  player._client.on('client_command', ({ payload } = {}) => {
     if (payload === 1) {
       // WIP: dummy
       player.system('WIP, press ESC')
diff --git a/src/lib/plugins/updatePositions.js b/src/lib/plugins/updatePositions.js
index 43665a0..7947d46 100644
--- a/src/lib/plugins/updatePositions.js
+++ b/src/lib/plugins/updatePositions.js
@@ -1,7 +1,7 @@
 const Vec3 = require('vec3').Vec3
 
 module.exports.player = function (player) {
-  player._client.on('look', ({yaw, pitch, onGround} = {}) => sendLook(yaw, pitch, onGround))
+  player._client.on('look', ({ yaw, pitch, onGround } = {}) => sendLook(yaw, pitch, onGround))
 
   // float (degrees) --> byte (1/256 "degrees")
   function conv (f) {
@@ -37,11 +37,11 @@ module.exports.player = function (player) {
     })
   }
 
-  player._client.on('position', ({x, y, z, onGround} = {}) => {
+  player._client.on('position', ({ x, y, z, onGround } = {}) => {
     player.sendPosition((new Vec3(x, y, z)), onGround)
   })
 
-  player._client.on('position_look', ({x, y, z, onGround, yaw, pitch} = {}) => {
+  player._client.on('position_look', ({ x, y, z, onGround, yaw, pitch } = {}) => {
     player.sendPosition((new Vec3(x, y, z)), onGround)
     sendLook(yaw, pitch, onGround)
   })
@@ -89,7 +89,7 @@ module.exports.entity = function (entity, serv) {
       position: position,
       onGround: onGround,
       teleport: teleport
-    }, ({position, onGround}) => {
+    }, ({ position, onGround }) => {
       // known position is very important because the diff (/delta) send to players is floored hence is not precise enough
       // storing the known position allows to compensate next time a diff is sent
       // without the known position, the error accumulate fast and player position is incorrect from the point of view
diff --git a/src/lib/plugins/useItem.js b/src/lib/plugins/useItem.js
index de276a2..d327674 100644
--- a/src/lib/plugins/useItem.js
+++ b/src/lib/plugins/useItem.js
@@ -1,9 +1,9 @@
 const Vec3 = require('vec3').Vec3
 
-module.exports.player = function (player, serv, {version}) {
+module.exports.player = function (player, serv, { version }) {
   const items = require('minecraft-data')(version).items
 
-  player._client.on('block_place', ({direction, location} = {}) => {
+  player._client.on('block_place', ({ direction, location } = {}) => {
     const heldItem = player.inventory.slots[36 + player.heldItemSlot]
     if (direction === -1 || heldItem.type === -1 || !items[heldItem.type]) return
     const item = heldItem
diff --git a/src/lib/plugins/weather.js b/src/lib/plugins/weather.js
index ecde4ee..c672b4d 100644
--- a/src/lib/plugins/weather.js
+++ b/src/lib/plugins/weather.js
@@ -11,13 +11,13 @@ module.exports.player = function (player, serv) {
       let condition = args[0]
       if (['clear', 'rain'].indexOf(condition) === -1) { return false }
 
-      return {condition: condition}
+      return { condition: condition }
     },
-    action ({condition}) {
+    action ({ condition }) {
       if (condition === 'rain') {
-        serv._writeAll('game_state_change', {reason: 2, gameMode: 0})
+        serv._writeAll('game_state_change', { reason: 2, gameMode: 0 })
       } else if (condition === 'clear') {
-        serv._writeAll('game_state_change', {reason: 1, gameMode: 0})
+        serv._writeAll('game_state_change', { reason: 1, gameMode: 0 })
       }
     }
   })
diff --git a/src/lib/plugins/world.js b/src/lib/plugins/world.js
index cec3606..2e18074 100644
--- a/src/lib/plugins/world.js
+++ b/src/lib/plugins/world.js
@@ -8,7 +8,7 @@ const { level } = require('prismarine-provider-anvil')
 const fsStat = promisify(fs.stat)
 const fsMkdir = promisify(fs.mkdir)
 
-module.exports.server = async function (serv, {version, worldFolder, generation = {'name': 'diamond_square', 'options': {'worldHeight': 80}}} = {}) {
+module.exports.server = async function (serv, { version, worldFolder, generation = { 'name': 'diamond_square', 'options': { 'worldHeight': 80 } } } = {}) {
   const World = require('prismarine-world')(version)
 
   const newSeed = generation.options.seed || Math.floor(Math.random() * Math.pow(2, 31))
@@ -27,7 +27,7 @@ module.exports.server = async function (serv, {version, worldFolder, generation
       seed = levelData['RandomSeed'][0]
     } catch (err) {
       seed = newSeed
-      await level.writeLevel(worldFolder + '/level.dat', {'RandomSeed': [seed, 0]})
+      await level.writeLevel(worldFolder + '/level.dat', { 'RandomSeed': [seed, 0] })
     }
   } else { seed = newSeed }
   generation.options.seed = seed
@@ -69,8 +69,8 @@ module.exports.server = async function (serv, {version, worldFolder, generation
       .filter(player => player.world === world)
       .forEach(oPlayer => {
         chunks
-          .filter(({chunkX, chunkZ}) => oPlayer.loadedChunks[chunkX + ',' + chunkZ] !== undefined)
-          .forEach(({chunkX, chunkZ}) => oPlayer.unloadChunk(chunkX, chunkZ))
+          .filter(({ chunkX, chunkZ }) => oPlayer.loadedChunks[chunkX + ',' + chunkZ] !== undefined)
+          .forEach(({ chunkX, chunkZ }) => oPlayer.unloadChunk(chunkX, chunkZ))
         oPlayer.sendRestMap()
       })
   }
@@ -104,7 +104,7 @@ module.exports.player = function (player, serv, settings) {
       x: chunkX,
       z: chunkZ,
       chunk: column
-    }, ({x, z, chunk}) => {
+    }, ({ x, z, chunk }) => {
       player._client.write('map_chunk', {
         x: x,
         z: z,
@@ -140,19 +140,19 @@ module.exports.player = function (player, serv, settings) {
         chunkX: playerChunkX + t[0] - view,
         chunkZ: playerChunkZ + t[1] - view
       }))
-      .filter(({chunkX, chunkZ}) => {
+      .filter(({ chunkX, chunkZ }) => {
         const key = chunkX + ',' + chunkZ
         const loaded = player.loadedChunks[key]
         if (!loaded) player.loadedChunks[key] = 1
         return !loaded
       })
-      .reduce((acc, {chunkX, chunkZ}) => {
+      .reduce((acc, { chunkX, chunkZ }) => {
         const p = acc
           .then(() => player.world.getColumn(chunkX, chunkZ))
           .then((column) => player.sendChunk(chunkX, chunkZ, column))
         return group ? p.then(() => sleep(5)) : p
       }
-        , Promise.resolve())
+      , Promise.resolve())
   }
 
   function sleep (ms = 0) {
@@ -209,8 +209,8 @@ module.exports.player = function (player, serv, settings) {
     usage: '/changeworld overworld|nether',
     op: true,
     action (world) {
-      if (world === 'nether') player.changeWorld(serv.netherworld, {dimension: -1})
-      if (world === 'overworld') player.changeWorld(serv.overworld, {dimension: 0})
+      if (world === 'nether') player.changeWorld(serv.netherworld, { dimension: -1 })
+      if (world === 'overworld') player.changeWorld(serv.overworld, { dimension: 0 })
     }
   })
 }
diff --git a/src/lib/portal_detector.js b/src/lib/portal_detector.js
index c3c0ede..47d1f57 100644
--- a/src/lib/portal_detector.js
+++ b/src/lib/portal_detector.js
@@ -22,7 +22,7 @@ async function findPotentialLines (world, startingPoint, directionV) {
   const firstLineDirection = directionV.y !== 0 ? [new Vec3(1, 0, 0), new Vec3(0, 0, 1)]
     : [new Vec3(0, 1, 0)]
   return (await Promise.all(firstLineDirection
-    .map(async d => ({direction: d, line: (await findLine(world, startingPoint, 'obsidian', d, directionV))}))))
+    .map(async d => ({ direction: d, line: (await findLine(world, startingPoint, 'obsidian', d, directionV)) }))))
     .filter(line => (line.line.length >= 3 && line.direction.y !== 0) ||
     (line.line.length >= 2 && line.direction.y === 0))
 }
@@ -32,7 +32,7 @@ function positiveOrder (line, direction) {
   return line
 }
 
-async function findBorder (world, {line, direction}, directionV) {
+async function findBorder (world, { line, direction }, directionV) {
   let bottom = line
   if (bottom.length === 0) { return [] }
   let left = await findLineInDirection(world, bottom[0].plus(direction.scaled(-1).plus(directionV)), 'obsidian', directionV, direction)
@@ -57,7 +57,7 @@ async function findBorder (world, {line, direction}, directionV) {
 
   if (bottom.length < 2 || top.length < 2 || left.length < 3 || right.length < 3) { return null }
 
-  return {bottom, left, right, top}
+  return { bottom, left, right, top }
 }
 
 async function detectFrame (world, startingPoint, directionV) {
@@ -66,8 +66,8 @@ async function detectFrame (world, startingPoint, directionV) {
   return asyncFilter((await Promise.all(potentialLines
     .map(line => findBorder(world, line, directionV))))
     .filter(border => border !== null)
-    .map(({bottom, left, right, top}) => ({bottom, left, right, top, air: getAir({bottom, left, right, top})})),
-  async ({air}) => isAllAir(world, air))
+    .map(({ bottom, left, right, top }) => ({ bottom, left, right, top, air: getAir({ bottom, left, right, top }) })),
+  async ({ air }) => isAllAir(world, air))
 }
 
 async function asyncEvery (array, pred) {
@@ -85,7 +85,7 @@ async function isAllAir (world, blocks) {
 }
 
 function getAir (border) {
-  const {bottom, top} = border
+  const { bottom, top } = border
   return flatMap(bottom, pos => range(1, top[0].y - bottom[0].y).map(i => pos.offset(0, i, 0)))
 }
 
@@ -110,7 +110,7 @@ function generatePortal (bottomLeft, direction, width, height) {
 
 function addPortalToWorld (world, portal, additionalAir, additionalObsidian, setBlockType = null) {
   if (setBlockType === null) { setBlockType = world.setBlockType.bind(world) }
-  const {bottom, left, right, top, air} = portal
+  const { bottom, left, right, top, air } = portal
 
   const p = flatMap([bottom, left, right, top], border => border.map(pos => setBlockType(pos, 49)))
   p.push(air.map(pos => setBlockType(pos, 0)))
@@ -131,7 +131,7 @@ async function makeWorldWithPortal (portal, additionalAir, additionalObsidian) {
 function loader (version) {
   World = require('prismarine-world')(version)
   Chunk = require('prismarine-chunk')(version)
-  return {detectFrame, findPotentialLines, findBorder, getAir, generateLine, generatePortal, addPortalToWorld, makeWorldWithPortal}
+  return { detectFrame, findPotentialLines, findBorder, getAir, generateLine, generatePortal, addPortalToWorld, makeWorldWithPortal }
 }
 
 module.exports = loader
diff --git a/src/lib/supportFeature.js b/src/lib/supportFeature.js
index e09121f..42e921a 100644
--- a/src/lib/supportFeature.js
+++ b/src/lib/supportFeature.js
@@ -1,4 +1,4 @@
 const features = require('./features')
 
 module.exports = (feature, version) =>
-  features.some(({name, versions}) => name === feature && versions.includes(version))
+  features.some(({ name, versions }) => name === feature && versions.includes(version))
diff --git a/src/lib/worldGenerations/all_the_blocks.js b/src/lib/worldGenerations/all_the_blocks.js
index ffb6e44..ae84a3a 100644
--- a/src/lib/worldGenerations/all_the_blocks.js
+++ b/src/lib/worldGenerations/all_the_blocks.js
@@ -1,6 +1,6 @@
 const Vec3 = require('vec3').Vec3
 
-function generation ({version}) {
+function generation ({ version }) {
   const Chunk = require('prismarine-chunk')(version)
   const blocks = require('minecraft-data')(version).blocks
 
diff --git a/src/lib/worldGenerations/grass_field.js b/src/lib/worldGenerations/grass_field.js
index 0e086f9..fff297d 100644
--- a/src/lib/worldGenerations/grass_field.js
+++ b/src/lib/worldGenerations/grass_field.js
@@ -1,6 +1,6 @@
 const Vec3 = require('vec3').Vec3
 
-function generation ({version}) {
+function generation ({ version }) {
   const Chunk = require('prismarine-chunk')(version)
 
   function generateSimpleChunk () {
diff --git a/src/lib/worldGenerations/nether.js b/src/lib/worldGenerations/nether.js
index f156fbe..21c74dc 100644
--- a/src/lib/worldGenerations/nether.js
+++ b/src/lib/worldGenerations/nether.js
@@ -1,7 +1,7 @@
 const Vec3 = require('vec3').Vec3
 const rand = require('random-seed')
 
-function generation ({version, seed, level = 50} = {}) {
+function generation ({ version, seed, level = 50 } = {}) {
   const Chunk = require('prismarine-chunk')(version)
 
   function generateChunk (chunkX, chunkZ) {
diff --git a/src/lib/worldGenerations/superflat.js b/src/lib/worldGenerations/superflat.js
index 6e06207..1a57a63 100644
--- a/src/lib/worldGenerations/superflat.js
+++ b/src/lib/worldGenerations/superflat.js
@@ -1,6 +1,6 @@
 const Vec3 = require('vec3').Vec3
 
-function generation ({version, opt = 'default', bottomId = 7, middleId = 1, topId = 2, middleThickness = 3, debug = false} = {}) {
+function generation ({ version, opt = 'default', bottomId = 7, middleId = 1, topId = 2, middleThickness = 3, debug = false } = {}) {
   const Chunk = require('prismarine-chunk')(version)
 
   function generateChunk () {
diff --git a/test/mineflayer.test.js b/test/mineflayer.test.js
index b41926e..5342ca9 100644
--- a/test/mineflayer.test.js
+++ b/test/mineflayer.test.js
@@ -134,7 +134,7 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
         const pos = bot.entity.position.offset(0, -1, 0).floored()
         bot.dig(bot.blockAt(pos))
 
-        let [, newBlock] = await once(bot2, 'blockUpdate', {array: true})
+        let [, newBlock] = await once(bot2, 'blockUpdate', { array: true })
         assertPosEqual(newBlock.position, pos)
         expect(newBlock.type).toEqual(0)
       })
@@ -145,7 +145,7 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
         const pos = bot.entity.position.offset(0, -2, 0).floored()
         bot.dig(bot.blockAt(pos))
 
-        let [, newBlock] = await once(bot2, 'blockUpdate', {array: true})
+        let [, newBlock] = await once(bot2, 'blockUpdate', { array: true })
         assertPosEqual(newBlock.position, pos)
         expect(newBlock.type).toEqual(0)
 
@@ -158,7 +158,7 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
 
         bot.placeBlock(bot.blockAt(pos.offset(0, -1, 0)), new Vec3(0, 1, 0));
 
-        [, newBlock] = await once(bot2, 'blockUpdate', {array: true})
+        [, newBlock] = await once(bot2, 'blockUpdate', { array: true })
         assertPosEqual(newBlock.position, pos)
         expect(newBlock.type).toEqual(1)
       })
@@ -246,7 +246,7 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
       test('can use /setblock', async () => {
         await Promise.all([waitSpawnZone(bot, 2), onGround(bot)])
         bot.chat('/setblock 1 2 3 95 0')
-        let [, newBlock] = await once(bot, 'blockUpdate:' + new Vec3(1, 2, 3), {array: true})
+        let [, newBlock] = await once(bot, 'blockUpdate:' + new Vec3(1, 2, 3), { array: true })
         expect(newBlock.type).toEqual(95)
       })
       test('can use /xp', async () => {
diff --git a/test/portal.test.js b/test/portal.test.js
index c5db7f1..c6f4ee3 100644
--- a/test/portal.test.js
+++ b/test/portal.test.js
@@ -81,7 +81,7 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
       additionalObsidian: [new Vec3(2, 1, 1), new Vec3(5, 1, 1), new Vec3(2, 6, 1), new Vec3(5, 6, 1)]
     })
 
-    const {bottom, left, right, top, air} = generatePortal(new Vec3(2, 1, 2), new Vec3(1, 0, 0), 4, 5)
+    const { bottom, left, right, top, air } = generatePortal(new Vec3(2, 1, 2), new Vec3(1, 0, 0), 4, 5)
 
     portalData.push({
       name: '2 portals',
@@ -103,11 +103,11 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
       additionalObsidian: []
     })
 
-    portalData.forEach(({name, bottomLeft, direction, width, height, additionalAir, additionalObsidian}) => {
+    portalData.forEach(({ name, bottomLeft, direction, width, height, additionalAir, additionalObsidian }) => {
       const portal = generatePortal(bottomLeft, direction, width, height)
-      const {bottom, left, right, top, air} = portal
+      const { bottom, left, right, top, air } = portal
       describe('Detect ' + name, () => {
-        const expectedBorder = {bottom, left, right, top}
+        const expectedBorder = { bottom, left, right, top }
 
         let world
         beforeAll(async function () {
@@ -233,9 +233,9 @@ squid.supportedVersions.forEach((supportedVersion, i) => {
       additionalObsidian: [new Vec3(4, 3, 1)]
     })
 
-    portalData.forEach(({name, bottomLeft, direction, width, height, additionalAir, additionalObsidian}) => {
+    portalData.forEach(({ name, bottomLeft, direction, width, height, additionalAir, additionalObsidian }) => {
       const portal = generatePortal(bottomLeft, direction, width, height)
-      const {bottom, right, top} = portal
+      const { bottom, right, top } = portal
       describe("doesn't detect detect " + name, () => {
         let world
         beforeAll(async function () {