fix linting of examples

examples/chat/index.js

@@ -1,5 +1,4 @@
-/* @flow */
+/* global Y, chat */
-/* global Y */
 
 // initialize a shared object. This function call returns a promise!
 Y({
@@ -17,10 +16,10 @@ Y({
 }).then(function (y) {
   window.yChat = y
   // This functions inserts a message at the specified position in the DOM
-  function appendMessage(message, position) { 
+  function appendMessage (message, position) {
     var p = document.createElement('p')
     var uname = document.createElement('span')
-    uname.appendChild(document.createTextNode(message.username + ": "))
+    uname.appendChild(document.createTextNode(message.username + ': '))
     p.appendChild(uname)
     p.appendChild(document.createTextNode(message.message))
     document.querySelector('#chat').insertBefore(p, chat.children[position] || null)
@@ -28,9 +27,8 @@ Y({
   // This function makes sure that only 7 messages exist in the chat history.
   // The rest is deleted
   function cleanupChat () {
-    var len
+    if (y.share.chat.length > 7) {
-    while ((len = y.share.chat.length) > 7) {
+      y.share.chat.delete(0, y.chat.length - 7)
-      y.share.chat.delete(0)        
     }
   }
   // Insert the initial content
@@ -40,11 +38,11 @@ Y({
   // whenever content changes, make sure to reflect the changes in the DOM
   y.share.chat.observe(function (event) {
     if (event.type === 'insert') {
-      for (var i = 0; i < event.length; i++) {
+      for (let i = 0; i < event.length; i++) {
         appendMessage(event.values[i], event.index + i)
       }
     } else if (event.type === 'delete') {
-      for (var i = 0; i < event.length; i++) {
+      for (let i = 0; i < event.length; i++) {
         chat.children[event.index].remove()
       }
     }
@@ -54,8 +52,8 @@ Y({
   document.querySelector('#chatform').onsubmit = function (event) {
     // the form is submitted
     var message = {
-      username: this.querySelector("[name=username]").value,
+      username: this.querySelector('[name=username]').value,
-      message: this.querySelector("[name=message]").value
+      message: this.querySelector('[name=message]').value
     }
     if (message.username.length > 0 && message.message.length > 0) {
       if (y.share.chat.length > 6) {
@@ -66,7 +64,7 @@ Y({
       // This will call the observe function (see line 40)
       // and reflect the change in the DOM
       y.share.chat.push([message])
-      this.querySelector("[name=message]").value = ""
+      this.querySelector('[name=message]').value = ''
     }
     // Do not send this form!
     event.preventDefault()

examples/jigsaw/index.js

@@ -23,7 +23,12 @@ Y({
   var drag = d3.behavior.drag()
     .on('dragstart', function (params) {
       // get the translation of the element
-      var translation = d3.select(this).attr('transform').slice(10,-1).split(',').map(Number)
+      var translation = d3
+        .select(this)
+        .attr('transform')
+        .slice(10, -1)
+        .split(',')
+        .map(Number)
       // mouse coordinates
       var mouse = d3.mouse(this.parentNode)
       origin = {
@@ -31,11 +36,11 @@ Y({
         y: mouse[1] - translation[1]
       }
     })
-    .on("drag", function(){
+    .on('drag', function () {
       var mouse = d3.mouse(this.parentNode)
       var x = mouse[0] - origin.x // =^= mouse - mouse at dragstart + translation at dragstart
       var y = mouse[1] - origin.y
-      d3.select(this).attr("transform", "translate(" + x + "," + y + ")")
+      d3.select(this).attr('transform', 'translate(' + x + ',' + y + ')')
     })
     .on('dragend', function (piece, i) {
       // save the current translation of the puzzle piece
@@ -46,23 +51,23 @@ Y({
     })
 
   var data = [y.share.piece1, y.share.piece2, y.share.piece3, y.share.piece4]
-  var pieces = d3.select(document.querySelector("#puzzle-example")).selectAll("path").data(data)
+  var pieces = d3.select(document.querySelector('#puzzle-example')).selectAll('path').data(data)
 
   pieces
     .classed('draggable', true)
-    .attr("transform", function (piece) {
+    .attr('transform', function (piece) {
       var translation = piece.get('translation') || {x: 0, y: 0}
-      return "translate(" + translation.x + "," + translation.y + ")"
+      return 'translate(' + translation.x + ',' + translation.y + ')'
     }).call(drag)
 
-  data.forEach(function(piece){
+  data.forEach(function (piece) {
     piece.observe(function () {
       // whenever a property of a piece changes, update the translation of the pieces
       pieces
         .transition()
-        .attr("transform", function (piece) {
+        .attr('transform', function (piece) {
           var translation = piece.get('translation') || {x: 0, y: 0}
-          return "translate(" + translation.x + "," + translation.y + ")"
+          return 'translate(' + translation.x + ',' + translation.y + ')'
         })
     })
   })

examples/monaco/index.js

@@ -1,8 +1,8 @@
-/* global Y */
+/* global Y, monaco */
 
-require.config({ paths: { 'vs': '../node_modules/monaco-editor/min/vs' }})
+require.config({ paths: { 'vs': '../node_modules/monaco-editor/min/vs' } })
-require(['vs/editor/editor.main'], function() {
 
+require(['vs/editor/editor.main'], function () {
   // Initialize a shared object. This function call returns a promise!
   Y({
     db: {
@@ -28,4 +28,3 @@ require(['vs/editor/editor.main'], function() {
     y.share.monaco.bindMonaco(editor)
   })
 })
-

examples/package.json

@@ -6,5 +6,11 @@
   "license": "MIT",
   "dependencies": {
     "monaco-editor": "^0.8.3"
+  },
+  "devDependencies": {
+    "standard": "^10.0.2"
+  },
+  "standard": {
+    "ignore": ["bower_components"]
   }
 }

examples/quill/index.js

@@ -29,11 +29,11 @@ Y({
         [{ script: 'sub' }, { script: 'super' }],
         ['link', 'image'],
         ['link', 'code-block'],
-        [{list: 'ordered' }]
+        [{ list: 'ordered' }]
       ]
     },
     theme: 'snow'
-  });
+  })
   // bind quill to richtext type
   y.share.richtext.bind(window.quill)
 })

examples/serviceworker/index.js

@@ -1,13 +1,13 @@
 /* global Y, Quill */
 
 // register yjs service worker
-if('serviceWorker' in navigator){
+if ('serviceWorker' in navigator) {
   // Register service worker
   // it is important to copy yjs-sw-template to the root directory!
-  navigator.serviceWorker.register('./yjs-sw-template.js').then(function(reg){
+  navigator.serviceWorker.register('./yjs-sw-template.js').then(function (reg) {
-    console.log("Yjs service worker registration succeeded. Scope is " + reg.scope);
+    console.log('Yjs service worker registration succeeded. Scope is ' + reg.scope)
-  }).catch(function(err){
+  }).catch(function (err) {
-    console.error("Yjs service worker registration failed with error " + err);
+    console.error('Yjs service worker registration failed with error ' + err)
   })
 }
 
@@ -39,7 +39,7 @@ Y({
         [{ script: 'sub' }, { script: 'super' }],
         ['link', 'image'],
         ['link', 'code-block'],
-        [{list: 'ordered' }]
+        [{ list: 'ordered' }]
       ]
     },
     theme: 'snow'