Delete trailing whitespace (#42)

14 files changed, 141 insertions, 141 deletions

diff --git a/javascript/app/components/bottom-panel.js b/javascript/app/components/bottom-panel.js
index 5d8b5bc..6415d0e 100644
--- a/javascript/app/components/bottom-panel.js
+++ b/javascript/app/components/bottom-panel.js
@@ -1,6 +1,6 @@
 import Ember from 'ember';
 
-function show(component) {  
+function show(component) {
   const height = Math.floor(component.$containerElement.height() /2);
   component.$().css({
     "display":"block",
@@ -40,13 +40,13 @@ export default Ember.Component.extend({
         }
       });
     });
-  },  
+  },
   visibilityObserver : Ember.observer('visible',function () {
     this.get('visible') ? show(this) : hide(this);
   }),
   actions : {
     close () {
-      this.set('visible',false);      
+      this.set('visible',false);
     }
   }
 });
diff --git a/javascript/app/components/file-tree.js b/javascript/app/components/file-tree.js
index d255229..7c5e112 100644
--- a/javascript/app/components/file-tree.js
+++ b/javascript/app/components/file-tree.js
@@ -10,7 +10,7 @@ const directoryTreeToJsTree = function (packageId,directoryTree) {
       jsTreeNode.a_attr = {href:"/package/" + packageId + "/show/" + node.path};
     }
     if(node.tag === "Dir") {
-      jsTreeNode.children = directoryTreeToJsTree(packageId,node);      
+      jsTreeNode.children = directoryTreeToJsTree(packageId,node);
       jsTreeNode.state = {"opened" : containsHaskellModule(node)};
     } else {
       if(node.isHaskellModule) {
@@ -25,8 +25,8 @@ const directoryTreeToJsTree = function (packageId,directoryTree) {
   });
 };
 
-const containsHaskellModule = function(node) {  
-  return node.contents.some((n) => {    
+const containsHaskellModule = function(node) {
+  return node.contents.some((n) => {
     if(n.tag === "File") {
       return n.isHaskellModule;
     } else {
@@ -35,9 +35,9 @@ const containsHaskellModule = function(node) {
   });
 }
 
-const fileExtension = function (filename) {  
-  const idx = filename.lastIndexOf('.');  
-  return (idx < 1) ? "" : filename.substr(idx + 1);  
+const fileExtension = function (filename) {
+  const idx = filename.lastIndexOf('.');
+  return (idx < 1) ? "" : filename.substr(idx + 1);
 }
 
 export default Ember.Component.extend({
@@ -49,10 +49,10 @@ export default Ember.Component.extend({
     });
   }),
   didInsertElement : function () {
-    this._super(...arguments);    
+    this._super(...arguments);
     const element = this.element.getElementsByClassName('file-tree')[0];
     const component = this;
-    
+
     const jstreeElement = Ember.$(element).jstree({
       'core' : {
         'data' : directoryTreeToJsTree(this.get('packageId'),this.get('directoryTree'))
@@ -69,16 +69,16 @@ export default Ember.Component.extend({
       'sort' : function (a,b) {
         const node1 = this.get_node(a).data;
         const node2 = this.get_node(b).data;
-        if(component.get("sortType") === "alphabetical") {          
+        if(component.get("sortType") === "alphabetical") {
           return node1.name > node2.name;
-        } else {          
+        } else {
           const extendedName1 = (node1.tag === "Dir" ? "0" : "1") + fileExtension(node1.name) + node1.name;
-          const extendedName2 = (node2.tag === "Dir" ? "0" : "1") + fileExtension(node2.name) + node2.name;          
+          const extendedName2 = (node2.tag === "Dir" ? "0" : "1") + fileExtension(node2.name) + node2.name;
           return extendedName1 > extendedName2;
         }
       }
     });
-    
+
     jstreeElement.on("select_node.jstree",(event,data) => {
       const file = data.node.data;
       if(file.tag != "Dir") {
@@ -86,8 +86,8 @@ export default Ember.Component.extend({
       }
     });
 
-    const jstree = jstreeElement.jstree(true);    
-            
+    const jstree = jstreeElement.jstree(true);
+
     if(this.get('currentFile')) {
       jstree.select_node(this.get('currentFile'));
       const node = jstree.get_node(this.get('currentFile'),true)[0];
@@ -111,7 +111,7 @@ export default Ember.Component.extend({
     }
   }),
   actions : {
-    hide() {      
+    hide() {
       this.get('hide')();
     }
   }
diff --git a/javascript/app/components/haskell-module.js b/javascript/app/components/haskell-module.js
index 7084510..187e6c5 100644
--- a/javascript/app/components/haskell-module.js
+++ b/javascript/app/components/haskell-module.js
@@ -19,17 +19,17 @@ function compareLocations (p1,p2) {
   }
 }
 
-function buildSrcSpan(sourceCodeLines,start,end) {  
+function buildSrcSpan(sourceCodeLines,start,end) {
   if(sourceCodeLines[start.line] && sourceCodeLines[end.line]) {
     if(start.line === end.line) {
       return sourceCodeLines[start.line].slice(start.column-1,end.column-1);
-    } else {    
+    } else {
       const firstLine = sourceCodeLines[start.line];
       let middleLines = [];
-      for(let i = start.line + 1; i < end.line;i ++) {      
+      for(let i = start.line + 1; i < end.line;i ++) {
         middleLines.push(sourceCodeLines[i]);
       }
-      const lastLine = sourceCodeLines[end.line];   
+      const lastLine = sourceCodeLines[end.line];
       const minOffset = Math.min(start.column,
                                  (middleLines.concat([lastLine]))
                                  .map((line) => line.search(/\S/))
@@ -52,7 +52,7 @@ function modifyClass(element,on) {
 }
 
 function highlightIdentifiers(parentElement,identifierElement,on) {
-  if(identifierElement.id) {    
+  if(identifierElement.id) {
     const identifiers = Array.prototype.slice.call(parentElement.querySelectorAll("span[id='"+identifierElement.id+"']"));
     identifiers.forEach((identifier) => {
       modifyClass(identifier,on);
@@ -63,7 +63,7 @@ function highlightIdentifiers(parentElement,identifierElement,on) {
 }
 
 //divident is a string
-//divident may have any number of digits 
+//divident may have any number of digits
 function modulo(divident, divisor) {
   return Array.from(divident).map(c => parseInt(c))
     .reduce((acc, value) => {
@@ -82,12 +82,12 @@ function identifierStyle(identifierElement,
                          occurrences,
                          path,
                          colorTheme,
-                         moduleName) {  
+                         moduleName) {
   const idOcc = occurrences[identifierElement.dataset.occurrence];
-  
+
   let color = colorTheme.defaultColor;
-  let fontWeight;  
-  
+  let fontWeight;
+
   if(idOcc) {
     if(idOcc.sort.tag === 'TypeId') {
       color = colorTheme.typeColor;
@@ -102,7 +102,7 @@ function identifierStyle(identifierElement,
       const idInfo = identifiers[identifierElement.dataset.identifier];
       if(idInfo) {
         if(isDefinedInCurrentModule(moduleName,path,idInfo)) {
-          color = colorTheme.topLevelIdFromCurrentModule;         
+          color = colorTheme.topLevelIdFromCurrentModule;
         } else if(idInfo.sort === "Internal" && idInfo.locationInfo.tag === "ExactLocation") {
           const colorNumber = modulo(identifierElement.id,colorTheme.localIdentifierColor.length);
           color = colorTheme.localIdentifierColor[colorNumber];
@@ -111,7 +111,7 @@ function identifierStyle(identifierElement,
       }
     }
   }
-  
+
   return "color:"+color+";"
     +(fontWeight ? "font-weight:" + fontWeight : "")+";"
     +(idOcc.isBinder ? "text-decoration:underline;" : "");
@@ -122,16 +122,16 @@ function initializeIdentifiers (sourceCodeContainerElement,component) {
   if(identifierElements.length > 0) {
     const timeout = 250;//milliseconds
     let timer = null;
-    
+
     identifierElements.forEach((identifierElement) => {
-      
+
       const cssText = identifierStyle(identifierElement,
                                       component.get('identifiers'),
-                                      component.get('occurrences'),                                     
+                                      component.get('occurrences'),
                                       component.get('path'),
                                       component.get('colorTheme'),
                                       component.get('name'));
-      
+
       identifierElement.style.cssText = cssText;
 
       //go to definition
@@ -139,31 +139,31 @@ function initializeIdentifiers (sourceCodeContainerElement,component) {
         if(timer) {
           clearTimeout(timer);
         }
-        
+
         if(!window.getSelection().isCollapsed) {
           return;
         }
 
-        const identifierInfo = component.get('identifiers')[identifierElement.dataset.identifier]; 
+        const identifierInfo = component.get('identifiers')[identifierElement.dataset.identifier];
         const idOccurrenceInfo = component.get('occurrences')[identifierElement.dataset.occurrence];
 
         const currentLineNumber = parseInt(identifierElement.parentNode.dataset.line);
-        
+
         if(idOccurrenceInfo.sort.tag === "ModuleId") {
           goToDefinition(component.get('store'),
                          idOccurrenceInfo.sort.contents,
                          event.which,
                          currentLineNumber);
         }
-        else {          
-          if(identifierInfo && (event.which === 1 || event.which === 2)) {            
+        else {
+          if(identifierInfo && (event.which === 1 || event.which === 2)) {
             if(!idOccurrenceInfo.isBinder) {
               goToDefinition(component.get('store'),
                              identifierInfo.locationInfo,
                              event.which,
                              currentLineNumber);
             } else {
-              if(identifierInfo.sort === "External") {                
+              if(identifierInfo.sort === "External") {
                 component.get('findReferences')(component.get('packageId'),
                                                 identifierInfo.externalId,
                                                 identifierInfo.demangledOccName,
@@ -173,7 +173,7 @@ function initializeIdentifiers (sourceCodeContainerElement,component) {
             }
           }
         }
-      }      
+      }
       identifierElement.onmouseover = () => {
         highlightIdentifiers(sourceCodeContainerElement,identifierElement,true);
         if(timer) {
@@ -185,27 +185,27 @@ function initializeIdentifiers (sourceCodeContainerElement,component) {
             const identifierOccurrence = component.get('occurrences')[identifierElement.dataset.occurrence];
             console.log(identifierOccurrence);
             console.log(identifierInfo);
-            
+
             component.set('selectedIdentifier',identifierElement);
             component.set('currentLineNumber',parseInt(identifierElement.parentNode.dataset.line) || 1);
             component.set('identifierInfo',identifierInfo);
             component.set('identifierOccurrence',identifierOccurrence);
             component.set('hasSelectedExpression',false);
             component.set('isHoveredOverIdentifier',true);
-            
+
           });
         },timeout);
       };
-      
+
       identifierElement.onmouseout = () => {
         highlightIdentifiers(sourceCodeContainerElement,identifierElement,false);
-        
+
         if(timer) {
           clearTimeout(timer);
         }
-                
+
         timer = setTimeout (() => {
-          Ember.run.next(component,() => {            
+          Ember.run.next(component,() => {
             component.set('isHoveredOverIdentifier',false);
           });
         },timeout);
@@ -224,19 +224,19 @@ function contains (node, other) {
 function initializeExpressionInfo(sourceCodeContainerElement,component) {
   const lineElements = Array.prototype.slice.call(sourceCodeContainerElement.querySelectorAll("td.line-content"));
   if(lineElements.length > 0) {
-    
+
     //Line numbers start with 1
     let sourceCodeLines = [""];
-    
+
     lineElements.forEach((el) => {
       sourceCodeLines.push(el.textContent);
     });
-    
-    const allowedNodeNames = ["#text","SPAN","TD"];    
+
+    const allowedNodeNames = ["#text","SPAN","TD"];
     let isLoading = false;
     let shouldWait = false;
     const timeout = 400;//milliseconds
-    
+
     const onmouseup = function()  {
       Ember.run.next(() => {
         if(isLoading || shouldWait) {
@@ -244,14 +244,14 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
         }
         shouldWait = true;
         setTimeout(() => {shouldWait = false;},timeout);
-        
+
         component.set('hasSelectedExpression',false);
-        
-        const selection = window.getSelection();        
-        
+
+        const selection = window.getSelection();
+
         //Selection of multiple lines inside a table doesn't work in Firefox
         //https://bugzilla.mozilla.org/show_bug.cgi?id=365900
-        
+
         if(!(selection.anchorNode && selection.focusNode)
            || !contains(sourceCodeContainerElement,selection.anchorNode)
            || !contains(sourceCodeContainerElement,selection.focusNode)
@@ -259,16 +259,16 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
            || (allowedNodeNames.indexOf(selection.focusNode.nodeName) === -1)
            || selection.isCollapsed) {
           return;
-        }        
-        
+        }
+
         // Detects whether the selection is backwards
         const detectionRange = document.createRange();
         detectionRange.setStart(selection.anchorNode, selection.anchorOffset);
         detectionRange.setEnd(selection.focusNode, selection.focusOffset);
         const isBackward = detectionRange.collapsed;
-        
+
         let startNode,startNodeOffset,endNode,endNodeOffset;
-        
+
         if(isBackward) {
           startNode = selection.focusNode;
           startNodeOffset = selection.focusOffset;
@@ -283,8 +283,8 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
 
         let lineStart,columnStart,lineEnd,columnEnd;
         let infoWindowTargetElement;
-        
-        
+
+
         //HTML inside source code container :
         //<tr><td><span data-start="1" date-end="3">abc</span><span>...</span></td></tr>
         //<tr>...</tr>
@@ -292,17 +292,17 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
           const parent = startNode.parentNode;//<span>
           columnStart = parseInt(parent.dataset.start) + startNodeOffset;
           lineStart = parseInt(parent.parentNode.dataset.line);
-          
+
           if(startNodeOffset === startNode.textContent.length && parent.nextSibling === null) {
             const tr = startNode.parentNode.parentNode.parentNode;// span -> td -> tr
-            
+
             //Skipping empty lines
-            let nextLine = tr.nextSibling;            
+            let nextLine = tr.nextSibling;
             while(nextLine.children[1].textContent === "") {
               nextLine = nextLine.nextSibling;
             }
             infoWindowTargetElement = nextLine.children[1].children[0];
-            
+
           } else {
             if(!(startNodeOffset === 0) && (parent.nextSibling)) {
               infoWindowTargetElement = parent.nextSibling;
@@ -320,7 +320,7 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
             nextLine = nextLine.nextSibling;
           }
           infoWindowTargetElement = nextLine.children[1].children[0];
-          
+
         } else if(startNode.nodeName === "TD") {
           if(startNodeOffset > 0) {
             const child = startNode.children[startNodeOffset-1];
@@ -330,10 +330,10 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
           }
           lineStart = parseInt(startNode.id.slice(2));
           infoWindowTargetElement = startNode.children[0];
-        } 
-        
+        }
+
         if(endNode.nodeName === "#text") {
-          columnEnd = parseInt(endNode.parentNode.dataset.start) + endNodeOffset;          
+          columnEnd = parseInt(endNode.parentNode.dataset.start) + endNodeOffset;
           lineEnd = parseInt(endNode.parentNode.parentNode.dataset.line);
         } else if(endNode.nodeName === "SPAN") {
           columnEnd = 1;
@@ -341,22 +341,22 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
         } else if(endNode.nodeName === "TD"){
           if(endNodeOffset > 0) {
             const child = endNode.children[endNodeOffset-1];
-            columnEnd = parseInt(child.dataset.start);            
+            columnEnd = parseInt(child.dataset.start);
           } else {
             columnEnd = 1;
           }
           lineEnd = parseInt(endNode.id.slice(2));
-        }        
-        
+        }
+
         const loadExprPromise = component.get('store').loadExpressions(
           component.get('packageId'),
-          component.get('path'),          
+          component.get('path'),
           lineStart,
           columnStart,
           lineEnd,
           columnEnd);
         isLoading = true;
-                
+
         loadExprPromise.then((expressions) => {
           Ember.run.next(() => {
             if(expressions && expressions.length > 0) {
@@ -368,7 +368,7 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
                   return 1;
                 }
               });
-              
+
               const expressionsWithSourceCode = expressions.reduce((result,expression) => {
                 const object = Ember.copy(expression);
                 const srcSpan = buildSrcSpan(sourceCodeLines,
@@ -387,15 +387,15 @@ function initializeExpressionInfo(sourceCodeContainerElement,component) {
                 component.set('expressions',expressionsWithSourceCode);
                 component.set('currentLineNumber',parseInt(infoWindowTargetElement.parentNode.dataset.line) || 1);
                 component.set('hasSelectedExpression',true);
-                
+
               }
             }
             isLoading = false;
           });
-        });        
+        });
       });
     };
-    
+
     sourceCodeContainerElement.addEventListener('mouseup',onmouseup);
     component._onmouseup = onmouseup;
   }
@@ -418,10 +418,10 @@ export default Ember.Component.extend({
         this.set('filteredDeclarations',filteredDeclarations);
       });
     }, 300);
-  }),  
+  }),
   identifierLocationInfo : Ember.computed('identifierInfo','identifierOccurrence',function() {
     const idOcc = this.get('identifierOccurrence');
-    const idInfo = this.get('identifierInfo');    
+    const idInfo = this.get('identifierInfo');
     if(idOcc) {
       if(idOcc.sort.tag === "ModuleId") {
         return idOcc.sort.contents;
@@ -470,10 +470,10 @@ export default Ember.Component.extend({
   didReceiveAttrs() {
     this.set('filteredDeclarations',this.get('declarations'));
   },
-  didInsertElement() {    
+  didInsertElement() {
     this._super(...arguments);
     const sourceCodeContainerElement = this.element.querySelector('.source-code-container');
-    sourceCodeContainerElement.innerHTML = this.get('html');    
+    sourceCodeContainerElement.innerHTML = this.get('html');
     this.sourceCodeContainerElement = sourceCodeContainerElement;
 
     // Add links to Haskell language extensions docs
@@ -493,7 +493,7 @@ export default Ember.Component.extend({
       }
       i = i + 1;
     }
-    
+
     this.element.parentNode.scrollTop = 0;
     const declarations = this.element.querySelector('.declarations-content');
     this.set('query','');
@@ -510,7 +510,7 @@ export default Ember.Component.extend({
     this.cleanup();
   },
   actions : {
-    goToLine(lineNumber) {   
+    goToLine(lineNumber) {
       window.location.hash = "L"+lineNumber;
     },
     toggleShowDeclarations() {
diff --git a/javascript/app/components/identifier-info.js b/javascript/app/components/identifier-info.js
index 0e870a2..79c35c6 100644
--- a/javascript/app/components/identifier-info.js
+++ b/javascript/app/components/identifier-info.js
@@ -1,7 +1,7 @@
 import Ember from 'ember';
 import {goToDefinition} from '../utils/go-to-definition';
 
-export default Ember.Component.extend({  
+export default Ember.Component.extend({
   store : Ember.inject.service('store'),
   downloadedDocumentation : null,
   didInsertElement () {
@@ -26,25 +26,25 @@ export default Ember.Component.extend({
       this.element.removeEventListener('mouseup',this._onmouseup);
     }
   },
-  //Naughty record selectors : 
+  //Naughty record selectors :
   //https://github.com/ghc/ghc/blob/ced2cb5e8fbf4493488d1c336da7b00d174923ce/compiler/typecheck/TcTyDecls.hs#L940-L961
   isNaughtyRecSel : Ember.computed('identifierInfo',function () {
     const idInfo = this.get('identifierInfo');
-    return idInfo ? (idInfo.details === "RecSelIdNaughty") : false;   
+    return idInfo ? (idInfo.details === "RecSelIdNaughty") : false;
   }),
   isExternalIdentifier : Ember.computed('identifierInfo',function () {
     const idInfo = this.get('identifierInfo');
-    return idInfo ? (idInfo.sort === "External") : false; 
+    return idInfo ? (idInfo.sort === "External") : false;
   }),
   identifierObserver : Ember.observer('identifierInfo',function () {
     this.set("downloadedDocumentation","");
     const idInfo = this.get('identifierInfo');
-    if(idInfo) {      
+    if(idInfo) {
       const locationInfo = idInfo.locationInfo;
       if(locationInfo.tag === "ApproximateLocation") {
         const packageId = locationInfo.packageId.name + "-" + locationInfo.packageId.version;
         const currentIdentifier = idInfo;
-        
+
         this.get('store').loadDefinitionSite(packageId,
                                              locationInfo.moduleName,
                                              locationInfo.componentId,
@@ -52,10 +52,10 @@ export default Ember.Component.extend({
                                              locationInfo.name)
           .then((definitionSite) => {
             Ember.run.next(this,() => {
-              if(currentIdentifier === this.get('identifierInfo')) {                
+              if(currentIdentifier === this.get('identifierInfo')) {
                 this.set('downloadedDocumentation',definitionSite.documentation);
               }})
-          }).catch(() => {            
+          }).catch(() => {
             this.get('store').loadHoogleDocs(packageId,
                                              locationInfo.moduleName,
                                              locationInfo.entity,
diff --git a/javascript/app/components/identifier-name.js b/javascript/app/components/identifier-name.js
index e0f8c3c..4b01b03 100644
--- a/javascript/app/components/identifier-name.js
+++ b/javascript/app/components/identifier-name.js
@@ -11,7 +11,7 @@ export default Ember.Component.extend({
   }),
   style : Ember.computed('identifierElement',function() {
     const element = this.get('identifierElement');
-    if(element) {      
+    if(element) {
       return new Ember.String.htmlSafe("color:"+element.style.color);
     }
   }),
@@ -44,7 +44,7 @@ export default Ember.Component.extend({
     return (this.get('identifierInfo.sort') === "External");
   }),
   actions : {
-    goToDefinition (event) {      
+    goToDefinition (event) {
       goToDefinition(this.get('store'),
                      this.get('locationInfo'),
                      event.which,
diff --git a/javascript/app/components/infinite-list.js b/javascript/app/components/infinite-list.js
index b73b6d4..02e1943 100644
--- a/javascript/app/components/infinite-list.js
+++ b/javascript/app/components/infinite-list.js
@@ -10,34 +10,34 @@ function initialize(component) {
   pageNumber = 1;
 }
 
-export default Component.extend({  
+export default Component.extend({
   renderedElements : [],
   init() {
     this._super(...arguments);
     initialize(this);
   },
-  elementsObserver : observer('elements',function() {    
+  elementsObserver : observer('elements',function() {
     initialize(this);
     const containerElement = document.getElementById(this.get('containerElementId'));
-    if(containerElement) { 
+    if(containerElement) {
       containerElement.scrollTop = 0;
     }
   }),
   didInsertElement() {
     const containerElement = document.getElementById(this.get('containerElementId'));
     if(containerElement) {
-      const component = this;                       
+      const component = this;
       containerElement.onscroll = function() {
         const perPage = component.get('perPage');
         const elements = component.get('elements');
-        
+
         if(!updating &&
            (pageNumber * perPage < elements.length) &&
            (containerElement.scrollTop + containerElement.offsetHeight
             > component.element.offsetHeight - 100)) {
-          
+
           updating = true;
-          run.next(component,() => {                        
+          run.next(component,() => {
             const newElements = elements.slice(pageNumber * perPage,(pageNumber + 1) * perPage);
             component.get('renderedElements').pushObjects(newElements);
             pageNumber ++;
diff --git a/javascript/app/components/info-window.js b/javascript/app/components/info-window.js
index a011f99..da669f1 100644
--- a/javascript/app/components/info-window.js
+++ b/javascript/app/components/info-window.js
@@ -8,27 +8,27 @@ function updatePosition(component) {
   if(targetElement) {
     const infoWindowHeight = component.element.offsetHeight;
     const targetElementHeight = targetElement.offsetHeight;
-    
-    const parent = targetElement.parentNode;//<td> element    
-    const containerElement = document.querySelector("#" + component.get('containerElementId'));    
+
+    const parent = targetElement.parentNode;//<td> element
+    const containerElement = document.querySelector("#" + component.get('containerElementId'));
 
     //getBoundingClientRect() returns the smallest rectangle which contains
     //the entire element, with read-only left, top, right, bottom, x, y, width,
     //and height properties describing the overall border-box in pixels. Properties
     //other than width and height are relative to the top-left of the *viewport*.
     const targetTopViewport = targetElement.getBoundingClientRect().top;
-    
+
     let containerTopViewport;
     if (containerElement) {
       containerTopViewport = containerElement.getBoundingClientRect().top;
     } else {
       containerTopViewport = 0;
     }
-    
+
     let infoWindowTop;
     if(targetTopViewport < infoWindowHeight + containerTopViewport) {
       //offsetTop is the number of pixels from the top of the closest relatively
-      //positioned parent element.      
+      //positioned parent element.
       infoWindowTop = targetElement.offsetTop + parent.offsetTop
         + targetElementHeight + 10 + "px";
     } else {
@@ -37,7 +37,7 @@ function updatePosition(component) {
     }
 
     const infoWindowLeft = targetElement.offsetLeft + parent.offsetLeft + "px";
-    
+
     component.$().css({
       top:infoWindowTop,
       left:infoWindowLeft
@@ -54,16 +54,16 @@ export default Ember.Component.extend({
   isFocused: false,
   didInsertElement () {
     const component = this;
-    
+
     const $headerElement = Ember.$(component.element.querySelector(".info-window-header"));
     const $contentElement = Ember.$(component.element.querySelector(".info-window-content"));
     const $infoWindowElement = Ember.$(component.element.querySelector(".info-window"));
     const $infoWindowContainerElement = Ember.$(component.element);
-    
+
     this.$headerElement = $headerElement;
-    this.$contentElement = $contentElement;    
+    this.$contentElement = $contentElement;
 
-    this.$().resizable({    
+    this.$().resizable({
       handles: "n,w",
       minHeight: 80,
       minWidth: 400,
@@ -74,10 +74,10 @@ export default Ember.Component.extend({
         resizing = false;
       },
       resize : function() {
-        const containerHeight = $infoWindowContainerElement.height();               
+        const containerHeight = $infoWindowContainerElement.height();
         $infoWindowElement.css({
           "height": containerHeight + 2 + "px"
-        });        
+        });
         $contentElement.css({
           "max-height":(containerHeight - $headerElement.outerHeight(true)) + "px"
         });
@@ -104,7 +104,7 @@ export default Ember.Component.extend({
     const element = document.elementFromPoint(event.clientX,event.clientY);
     if(element && element.classList.contains('link')) {
       return;
-    }    
+    }
     if(!resizing
        && !dragging
        && !this.get('isPinned')
@@ -122,7 +122,7 @@ export default Ember.Component.extend({
     if (this.get('isPinned')
         || this.get('isFocused')
         || this.get('isHoveredOverIdentifier')
-        || this.get('hasSelectedExpression')) {      
+        || this.get('hasSelectedExpression')) {
       return false;
     } else {
       return true;
diff --git a/javascript/app/components/input-with-autocomplete.js b/javascript/app/components/input-with-autocomplete.js
index 34abe7a..5960c46 100644
--- a/javascript/app/components/input-with-autocomplete.js
+++ b/javascript/app/components/input-with-autocomplete.js
@@ -1,14 +1,14 @@
 import Ember from 'ember';
 export default Ember.Component.extend({
-  store : Ember.inject.service('store'),  
+  store : Ember.inject.service('store'),
   highlightedItemIndex: -1,
   items : [],
   query: null,
   didInsertElement() {
     const $input = Ember.$(this.element).find(".search-input");
-    const $autocompleteContainer = Ember.$(this.element).find(".autocomplete-container");    
-    this.$input = $input;        
-    this.$autocompleteContainer = $autocompleteContainer;    
+    const $autocompleteContainer = Ember.$(this.element).find(".autocomplete-container");
+    this.$input = $input;
+    this.$autocompleteContainer = $autocompleteContainer;
     const width = $input.width() + 300;
     $autocompleteContainer.css({
       "width" : width+"px",
@@ -23,9 +23,9 @@ export default Ember.Component.extend({
         this.onDown();
       } else if(e.which === 38) {
         this.onUp();
-      } 
+      }
     });
-    $input.focusin(() => {      
+    $input.focusin(() => {
       this.showAutocompleteList();
     });
     $input.focusout(() => {
@@ -105,7 +105,7 @@ export default Ember.Component.extend({
   },
   searchUrlObserver : Ember.observer('createSearchUrlFunction',function() {
     this.notifyPropertyChange('query');
-  }),  
+  }),
   queryObserver : Ember.observer("query",function() {
     if(this.get('query')) {
       const perPage = this.get('maxItems') ? this.get('maxItems') : 10;
diff --git a/javascript/app/components/instance-info.js b/javascript/app/components/instance-info.js
index a0e04ed..339d415 100644
--- a/javascript/app/components/instance-info.js
+++ b/javascript/app/components/instance-info.js
@@ -10,7 +10,7 @@ export default Ember.Component.extend({
     return this.get('nestedLevel') + 1;
   }),
   actions : {
-    goToDefinition (event) {      
+    goToDefinition (event) {
       goToDefinition(this.get('store'),
                      this.get('instance.location'),
                      event.which,
diff --git a/javascript/app/components/paginated-list.js b/javascript/app/components/paginated-list.js
index 9d85610..d4b6609 100644
--- a/javascript/app/components/paginated-list.js
+++ b/javascript/app/components/paginated-list.js
@@ -8,10 +8,10 @@ function loadItems(store,component,url) {
       component.set('next',result.linkHeader.next);
       component.set('prev',result.linkHeader.prev);
       component.set('last',result.linkHeader.last);
-      
+
       const pageMatch = url.match(/(&|\?)page=(\d+)/);
       const perPageMatch = url.match(/(&|\?)per_page=(\d+)/);
-      
+
       const page = pageMatch ? pageMatch[2] : 1;
       const perPage = perPageMatch ? perPageMatch[2] : 20;
 
@@ -36,11 +36,11 @@ export default Ember.Component.extend({
     }
   },
   urlObserver : Ember.observer('url',function () {
-    loadItems(this.get('store'),this,this.get('url'));    
-    this.element.querySelector(".paginated-list-content").scrollTop = 0;    
+    loadItems(this.get('store'),this,this.get('url'));
+    this.element.querySelector(".paginated-list-content").scrollTop = 0;
   }),
   actions : {
-    update(url) {      
+    update(url) {
       this.element.querySelector(".paginated-list-content").scrollTop = 0;
       loadItems(this.get('store'),this,url);
     }
diff --git a/javascript/app/components/resizable-panel.js b/javascript/app/components/resizable-panel.js
index 20d781b..fe51ade 100644
--- a/javascript/app/components/resizable-panel.js
+++ b/javascript/app/components/resizable-panel.js
@@ -24,7 +24,7 @@ export default Ember.Component.extend({
   hidden:false,
   hiddenByUser:false,
   didInsertElement : function () {
-    this._super(...arguments);    
+    this._super(...arguments);
     Ember.run.next(this,() => {
       const onresize = () => {
         if(!this.get('hiddenByUser')) {
@@ -50,7 +50,7 @@ export default Ember.Component.extend({
         }
       });
       this.$alsoResizeElement = $alsoResizeElement;
-      if(window.innerWidth < 700) {      
+      if(window.innerWidth < 700) {
         this.set('hidden',true);
         hide(this,false);
       }
diff --git a/javascript/app/components/text-file.js b/javascript/app/components/text-file.js
index 05be31a..2239571 100644
--- a/javascript/app/components/text-file.js
+++ b/javascript/app/components/text-file.js
@@ -37,7 +37,7 @@ export default Ember.Component.extend({
   }),
   init() {
     this._super(...arguments);
-    this.markdownConverter = new showdown.Converter();    
+    this.markdownConverter = new showdown.Converter();
   },
   didInsertElement() {
     const sourceCodeContainerElement = this.element.querySelector('.source-code-container');
@@ -48,7 +48,7 @@ export default Ember.Component.extend({
     this.cleanup();
   },
   cleanup() {
-    if(this._onhashchange) {      
+    if(this._onhashchange) {
       window.removeEventListener('hashchange',this._onhashchange);
     }
     if(this._onkeydown) {
@@ -61,7 +61,7 @@ export default Ember.Component.extend({
   pathObserver : Ember.observer('path',function() {
     Ember.run.next(this,() => {
       this.cleanup();
-      this.didInsertElement();      
+      this.didInsertElement();
     });
   })
 });
diff --git a/javascript/app/components/type-signature-text.js b/javascript/app/components/type-signature-text.js
index e4eb200..ce33607 100644
--- a/javascript/app/components/type-signature-text.js
+++ b/javascript/app/components/type-signature-text.js
@@ -1,4 +1,4 @@
 import Ember from 'ember';
 export default Ember.Component.extend({
-  tagName : "span"  
+  tagName : "span"
 });
diff --git a/javascript/app/components/type-signature.js b/javascript/app/components/type-signature.js
index ed1849c..8e7545f 100644
--- a/javascript/app/components/type-signature.js
+++ b/javascript/app/components/type-signature.js
@@ -1,11 +1,11 @@
 import Ember from 'ember';
 export default Ember.Component.extend({
-  tagName : "span",  
-  expandTypeSynonyms: false,  
+  tagName : "span",
+  expandTypeSynonyms: false,
   expandTypeSynonymsLabel : Ember.computed('expandTypeSynonyms',function() {
     return this.get('expandTypeSynonyms') ? "Show type synonyms" : "Expand type synonyms";
   }),
-  components : Ember.computed('type','expandTypeSynonyms',function() {   
+  components : Ember.computed('type','expandTypeSynonyms',function() {
     if(this.get('expandTypeSynonyms') && this.get('type.componentsExpanded')) {
       return this.get('type.componentsExpanded');
     } else {
@@ -14,7 +14,7 @@ export default Ember.Component.extend({
   }),
   typeObserver : Ember.observer('type',function() {
     this.set('expandTypeSynonyms',false);
-  }),  
+  }),
   actions : {
     toggleExpandTypeSynonyms () {
       this.toggleProperty('expandTypeSynonyms');