Use 'Array.prototype.forEach' instead of '_.each' and '_.forEach'

src/js/git/index.js

@@ -1551,11 +1551,9 @@ GitEngine.prototype.fakeTeamwork = function(numToMake, branch) {
   var deferred = Q.defer();
   var chain = deferred.promise;
 
-  _.each(_.range(numToMake), function(i) {
-    chain = chain.then(function() {
-      return chainStep();
-    });
-  });
+  for(var i = 0; i < numToMake; i++) {
+    chain = chain.then(chainStep);
+  }
   this.animationQueue.thenFinish(chain, deferred);
 };
 
@@ -2074,7 +2072,7 @@ GitEngine.prototype.hgRebase = function(destination, base) {
 
   var masterSet = {};
   masterSet[baseCommit.get('id')] = true;
-  _.each([upstream, downstream].concat(moreSets), function(set) {
+  [upstream, downstream].concat(moreSets).forEach(function(set) {
     _.each(set, function(val, id) {
       masterSet[id] = true;
     });
@@ -2085,7 +2083,7 @@ GitEngine.prototype.hgRebase = function(destination, base) {
   var upstreamSet = this.getUpstreamBranchSet();
   _.each(masterSet, function(val, commitID) {
     // now loop over that commits branches
-    _.each(upstreamSet[commitID], function(branchJSON) {
+    upstreamSet[commitID].forEach(function(branchJSON) {
       branchMap[branchJSON.id] = true;
     });
   });

src/js/graph/index.js

@@ -85,7 +85,7 @@ var Graph = {
       var commitJSON = tree.commits[objID];
 
       var parentObjs = [];
-      _.each(commitJSON.parents, function(parentID) {
+      commitJSON.parents.forEach(function(parentID) {
         parentObjs.push(this.getOrMakeRecursive(tree, createdSoFar, parentID));
       }, this);
 
@@ -143,7 +143,7 @@ var Graph = {
       var here = queue.pop();
       var rents = here.get('parents');
 
-      _.each(rents, addToExplored);
+      (rents || []).forEach(addToExplored);
     }
     return exploredSet;
   },
@@ -151,7 +151,7 @@ var Graph = {
   getUniqueObjects: function(objects) {
     var unique = {};
     var result = [];
-    _.forEach(objects, function(object) {
+    objects.forEach(function(object) {
       if (unique[object.id]) {
         return;
       }

src/js/graph/treeCompare.js

@@ -115,7 +115,7 @@ TreeCompare.compareAllTagsWithinTrees = function(treeA, treeB) {
 
 TreeCompare.compareBranchesWithinTrees = function(treeA, treeB, branches) {
   var result = true;
-  _.each(branches, function(branchName) {
+  branches.forEach(function(branchName) {
     result = result && this.compareBranchWithinTrees(treeA, treeB, branchName);
   }, this);
 
@@ -176,7 +176,7 @@ TreeCompare.compareBranchesWithinTreesHashAgnostic = function(treeA, treeB, bran
   var recurseCompare = this.getRecurseCompareHashAgnostic(treeA, treeB);
 
   var result = true;
-  _.each(branches, function(branchName) {
+  branches.forEach(function(branchName) {
     var branchA = treeA.branches[branchName];
     var branchB = treeB.branches[branchName];
 
@@ -217,7 +217,7 @@ TreeCompare.evalAssertsOnBranch = function(tree, branchName, asserts) {
   }
 
   var result = true;
-  _.each(asserts, function(assert) {
+  asserts.forEach(function(assert) {
     try {
       result = result && assert(data);
     } catch (err) {
@@ -305,7 +305,7 @@ TreeCompare.getRecurseCompare = function(treeA, treeB, options) {
     // so the index lookup is valid. for merge commits this will duplicate some of the
     // checking (because we aren't doing graph search) but it's not a huge deal
     var maxNumParents = Math.max(commitA.parents.length, commitB.parents.length);
-    _.each(_.range(maxNumParents), function(index) {
+    for (var index = 0; index < maxNumParents; index++) {
       var pAid = commitA.parents[index];
       var pBid = commitB.parents[index];
 
@@ -315,7 +315,7 @@ TreeCompare.getRecurseCompare = function(treeA, treeB, options) {
       var childB = treeB.commits[pBid];
 
       result = result && recurseCompare(childA, childB);
-    }, this);
+    }
     // if each of our children recursively are equal, we are good
     return result;
   };
@@ -377,7 +377,7 @@ TreeCompare.reduceTreeFields = function(trees) {
     tags: {}
   };
 
-  _.each(trees, function(tree) {
+  trees.forEach(function(tree) {
     _.each(treeDefaults, function(val, key) {
       if (tree[key] === undefined) {
         tree[key] = val;
@@ -391,7 +391,7 @@ TreeCompare.reduceTreeFields = function(trees) {
     _.each(objects, function(obj, objKey) {
       // our blank slate to copy over
       var blank = {};
-      _.each(saveFields, function(field) {
+      saveFields.forEach(function(field) {
         if (obj[field] !== undefined) {
           blank[field] = obj[field];
         } else if (defaults[field] !== undefined) {
@@ -410,7 +410,7 @@ TreeCompare.reduceTreeFields = function(trees) {
     });
   };
 
-  _.each(trees, function(tree) {
+  trees.forEach(function(tree) {
     saveOnly(tree, 'commits', commitSaveFields, commitSortFields);
     saveOnly(tree, 'branches', branchSaveFields);
     saveOnly(tree, 'tags', tagSaveFields);

src/js/level/parseWaterfall.js

@@ -68,7 +68,7 @@ ParseWaterfall.prototype.addLast = function(which, value) {
 };
 
 ParseWaterfall.prototype.expandAllShortcuts = function(commandStr) {
-  _.each(this.shortcutWaterfall, function(shortcutMap) {
+  this.shortcutWaterfall.forEach(function(shortcutMap) {
     commandStr = this.expandShortcut(commandStr, shortcutMap);
   }, this);
   return commandStr;
@@ -87,13 +87,13 @@ ParseWaterfall.prototype.expandShortcut = function(commandStr, shortcutMap) {
 };
 
 ParseWaterfall.prototype.processAllInstants = function(commandStr) {
-  _.each(this.instantWaterfall, function(instantCommands) {
+  this.instantWaterfall.forEach(function(instantCommands) {
     this.processInstant(commandStr, instantCommands);
   }, this);
 };
 
 ParseWaterfall.prototype.processInstant = function(commandStr, instantCommands) {
-  _.each(instantCommands, function(tuple) {
+  instantCommands.forEach(function(tuple) {
     var regex = tuple[0];
     var results = regex.exec(commandStr);
     if (results) {
@@ -109,7 +109,7 @@ ParseWaterfall.prototype.parseAll = function(commandStr) {
   }
 
   var toReturn = false;
-  _.each(this.parseWaterfall, function(parseFunc) {
+  this.parseWaterfall.forEach(function(parseFunc) {
     var results = parseFunc(commandStr);
     if (results) {
       toReturn = results;
@@ -120,4 +120,3 @@ ParseWaterfall.prototype.parseAll = function(commandStr) {
 };
 
 exports.ParseWaterfall = ParseWaterfall;
-

src/js/models/commandModel.js

@@ -93,7 +93,7 @@ var Command = Backbone.Model.extend({
 
   deleteOptions: function(options) {
     var map = this.getOptionsMap();
-    _.each(options, function(option) {
+    options.forEach(function(option) {
       delete map[option];
     }, this);
     this.setOptionsMap(map);

src/js/sandbox/commands.js

@@ -98,7 +98,7 @@ var instantCommands = [
       intl.str('show-all-commands'),
       '<br/>'
     ];
-    _.each(allCommands, function(regex, command) {
+    allCommands.forEach(function(regex, command) {
       lines.push(command);
     });
 
@@ -144,7 +144,7 @@ var getAllCommands = function() {
       allCommands[vcs + ' ' + method] = regex;
     });
   });
-  _.each(toDelete, function(key) {
+  toDelete.forEach(function(key) {
     delete allCommands[key];
   });
 

src/js/stores/LevelStore.js

@@ -41,7 +41,7 @@ var validateLevel = function(level) {
     'solutionCommand'
   ];
 
-  _.each(requiredFields, function(field) {
+  requiredFields.forEach(function(field) {
     if (level[field] === undefined) {
       console.log(level);
       throw new Error('I need this field for a level: ' + field);
@@ -59,7 +59,7 @@ _.each(levelSequences, function(levels, levelSequenceName) {
   }
 
   // for this particular sequence...
-  _.each(levels, function(level, index) {
+  levels.forEach(function(level, index) {
     validateLevel(level);
 
     var id = levelSequenceName + String(index + 1);

src/js/views/commandViews.js

@@ -173,7 +173,7 @@ var CommandPromptView = Backbone.View.extend({
     which.reverse();
 
     var str = '';
-    _.each(which, function(text) {
+    which.forEach(function(text) {
       str += text + ';';
     }, this);
 
@@ -202,4 +202,3 @@ var CommandPromptView = Backbone.View.extend({
 });
 
 exports.CommandPromptView = CommandPromptView;
-

src/js/views/gitDemonstrationView.js

@@ -168,7 +168,7 @@ var GitDemonstrationView = ContainedBase.extend({
     var chainDeferred = Q.defer();
     var chainPromise = chainDeferred.promise;
 
-    _.each(commands, function(command, index) {
+    commands.forEach(function(command, index) {
       chainPromise = chainPromise.then(function() {
         var myDefer = Q.defer();
         this.mainVis.gitEngine.dispatch(command, myDefer);

src/js/views/levelDropdownView.js

@@ -292,7 +292,7 @@ var LevelDropdownView = ContainedBase.extend({
     $(selector).toggleClass('selected', value);
 
     // also go find the series and update the about
-    _.each(this.seriesViews, function(view) {
+    this.seriesViews.forEach(function(view) {
       if (view.levelIDs.indexOf(id) === -1) {
         return;
       }
@@ -343,14 +343,14 @@ var LevelDropdownView = ContainedBase.extend({
   },
 
   updateSolvedStatus: function() {
-    _.each(this.seriesViews, function(view) {
+    this.seriesViews.forEach(function(view) {
       view.updateSolvedStatus();
     }, this);
   },
 
   buildSequences: function() {
     this.seriesViews = [];
-    _.each(this.getSequencesOnTab(), function(sequenceName) {
+    this.getSequencesOnTab().forEach(function(sequenceName) {
       this.seriesViews.push(new SeriesView({
         destination: this.$el,
         name: sequenceName,
@@ -377,7 +377,7 @@ var SeriesView = BaseView.extend({
 
     this.levelIDs = [];
     var firstLevelInfo = null;
-    _.each(this.levels, function(level) {
+    this.levels.forEach(function(level) {
       if (firstLevelInfo === null) {
         firstLevelInfo = this.formatLevelAbout(level.id);
       }

src/js/views/multiView.js

@@ -142,7 +142,7 @@ var MultiView = Backbone.View.extend({
     // other views will take if they need to
     this.keyboardListener.mute();
 
-    _.each(this.childViews, function(childView) {
+    this.childViews.forEach(function(childView) {
       childView.die();
     });
 
@@ -183,7 +183,7 @@ var MultiView = Backbone.View.extend({
 
   render: function() {
     // go through each and render... show the first
-    _.each(this.childViewJSONs, function(childViewJSON, index) {
+    this.childViewJSONs.forEach(function(childViewJSON, index) {
       var childView = this.createChildView(childViewJSON);
       this.childViews.push(childView);
       this.addNavToView(childView, index);

src/js/views/rebaseView.js

@@ -19,7 +19,7 @@ var InteractiveRebaseView = ContainedBase.extend({
 
     this.rebaseEntries = new RebaseEntryCollection();
     options.toRebase.reverse();
-    _.each(options.toRebase, function(commit) {
+    options.toRebase.forEach(function(commit) {
       var id = commit.get('id');
       this.rebaseMap[id] = commit;
 
@@ -63,7 +63,7 @@ var InteractiveRebaseView = ContainedBase.extend({
 
     // now get the real array
     var toRebase = [];
-    _.each(uiOrder, function(id) {
+    uiOrder.forEach(function(id) {
       // the model pick check
       if (this.entryObjMap[id].get('pick')) {
         toRebase.unshift(this.rebaseMap[id]);

src/js/visuals/index.js

@@ -58,7 +58,7 @@ GitVisuals.prototype.defer = function(action) {
 };
 
 GitVisuals.prototype.deferFlush = function() {
-  _.each(this.deferred, function(action) {
+  this.deferred.forEach(function(action) {
     action();
   }, this);
   this.deferred = [];
@@ -68,17 +68,17 @@ GitVisuals.prototype.resetAll = function() {
   // make sure to copy these collections because we remove
   // items in place and underscore is too dumb to detect length change
   var edges = this.visEdgeCollection.toArray();
-  _.each(edges, function(visEdge) {
+  edges.forEach(function(visEdge) {
     visEdge.remove();
   }, this);
 
   var branches = this.visBranchCollection.toArray();
-  _.each(branches, function(visBranch) {
+  branches.forEach(function(visBranch) {
     visBranch.remove();
   }, this);
 
   var tags = this.visTagCollection.toArray();
-  _.each(tags, function(visTag) {
+  tags.forEach(function(visTag) {
     visTag.remove();
   }, this);
 
@@ -332,7 +332,7 @@ GitVisuals.prototype.explodeNodes = function(speed) {
     // are called unnecessarily when they have almost
     // zero speed. would be interesting to see performance differences
     var keepGoing = [];
-    _.each(funcs, function(func) {
+    funcs.forEach(function(func) {
       if (func()) {
         keepGoing.push(func);
       }
@@ -485,7 +485,7 @@ GitVisuals.prototype.getBlendedHuesForCommit = function(commit) {
 
 GitVisuals.prototype.blendHuesFromBranchStack = function(branchStackArray) {
   var hueStrings = [];
-  _.each(branchStackArray, function(branchWrapper) {
+  branchStackArray.forEach(function(branchWrapper) {
     var fill = branchWrapper.obj.get('visBranch').get('fill');
 
     if (fill.slice(0,3) !== 'hsb') {
@@ -525,7 +525,7 @@ GitVisuals.prototype.getCommitUpstreamStatus = function(commit) {
 GitVisuals.prototype.calcTagStacks = function() {
   var tags = this.gitEngine.getTags();
   var map = {};
-  _.each(tags, function(tag) {
+  tags.forEach(function(tag) {
       var thisId = tag.target.get('id');
 
       map[thisId] = map[thisId] || [];
@@ -542,7 +542,7 @@ GitVisuals.prototype.calcTagStacks = function() {
 GitVisuals.prototype.calcBranchStacks = function() {
   var branches = this.gitEngine.getBranches();
   var map = {};
-  _.each(branches, function(branch) {
+  branches.forEach(function(branch) {
     var thisId = branch.target.get('id');
 
     map[thisId] = map[thisId] || [];
@@ -572,7 +572,7 @@ GitVisuals.prototype.calcWidth = function() {
 
 GitVisuals.prototype.maxWidthRecursive = function(commit) {
   var childrenTotalWidth = 0;
-  _.each(commit.get('children'), function(child) {
+  commit.get('children').forEach(function(child) {
     // only include this if we are the "main" parent of
     // this child
     if (child.isMainParent(commit)) {
@@ -601,14 +601,14 @@ GitVisuals.prototype.assignBoundsRecursive = function(commit, min, max) {
   // basic box-flex model
   var totalFlex = 0;
   var children = commit.get('children');
-  _.each(children, function(child) {
+  children.forEach(function(child) {
     if (child.isMainParent(commit)) {
       totalFlex += child.get('visNode').getMaxWidthScaled();
     }
   }, this);
 
   var prevBound = min;
-  _.each(children, function(child, index) {
+  children.forEach(function(child, index) {
     if (!child.isMainParent(commit)) {
       return;
     }
@@ -777,7 +777,7 @@ GitVisuals.prototype.calcDepthRecursive = function(commit, depth) {
 
   var children = commit.get('children');
   var maxDepth = depth;
-  _.each(children, function(child) {
+  children.forEach(function(child) {
     var d = this.calcDepthRecursive(child, depth + 1);
     maxDepth = Math.max(d, maxDepth);
   }, this);
@@ -924,7 +924,7 @@ function blendHueStrings(hueStrings) {
   var totalBright = 0;
   var length = hueStrings.length;
 
-  _.each(hueStrings, function(hueString) {
+  hueStrings.forEach(function(hueString) {
     var exploded = hueString.split('(')[1];
     exploded = exploded.split(')')[0];
     exploded = exploded.split(',');

src/js/visuals/tree.js

@@ -3,7 +3,7 @@ var Backbone = require('backbone');
 
 var VisBase = Backbone.Model.extend({
   removeKeys: function(keys) {
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       if (this.get(key)) {
         this.get(key).remove();
       }
@@ -25,7 +25,7 @@ var VisBase = Backbone.Model.extend({
     var attr = this.getAttributes();
 
     // safely insert this attribute into all the keys we want
-    _.each(keys.include, function(key) {
+    keys.include.forEach(function(key) {
       attr[key] = Object.assign(
         {},
         attr[key],
@@ -33,7 +33,7 @@ var VisBase = Backbone.Model.extend({
       );
     });
 
-    _.each(keys.exclude, function(key) {
+    keys.exclude.forEach(function(key) {
       delete attr[key];
     });
 
@@ -42,4 +42,3 @@ var VisBase = Backbone.Model.extend({
 });
 
 exports.VisBase = VisBase;
-

src/js/visuals/visBase.js

@@ -3,7 +3,7 @@ var Backbone = require('backbone');
 
 var VisBase = Backbone.Model.extend({
   removeKeys: function(keys) {
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       if (this.get(key)) {
         this.get(key).remove();
       }
@@ -35,14 +35,14 @@ var VisBase = Backbone.Model.extend({
   },
 
   setAttrBase: function(keys, attr, instant, speed, easing) {
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       if (instant) {
         this.get(key).attr(attr[key]);
       } else {
         this.get(key).stop();
         this.get(key).animate(attr[key], speed, easing);
         // some keys don't support animating too, so set those instantly here
-        _.forEach(this.getNonAnimateKeys(), function(nonAnimateKey) {
+        this.getNonAnimateKeys().forEach(function(nonAnimateKey) {
           if (attr[key] && attr[key][nonAnimateKey] !== undefined) {
             this.get(key).attr(nonAnimateKey, attr[key][nonAnimateKey]);
           }
@@ -70,7 +70,7 @@ var VisBase = Backbone.Model.extend({
     var attr = this.getAttributes();
 
     // safely insert this attribute into all the keys we want
-    _.each(keys.include, function(key) {
+    keys.include.forEach(function(key) {
       attr[key] = Object.assign(
         {},
         attr[key],
@@ -78,7 +78,7 @@ var VisBase = Backbone.Model.extend({
       );
     });
 
-    _.each(keys.exclude, function(key) {
+    keys.exclude.forEach(function(key) {
       delete attr[key];
     });
 
@@ -87,4 +87,3 @@ var VisBase = Backbone.Model.extend({
 });
 
 exports.VisBase = VisBase;
-

src/js/visuals/visBranch.js

@@ -167,7 +167,7 @@ var VisBranch = VisBase.extend({
 
     var myArray = this.getBranchStackArray();
     var index = -1;
-    _.each(myArray, function(branch, i) {
+    myArray.forEach(function(branch, i) {
       if (branch.obj == this.get('branch')) {
         index = i;
       }
@@ -279,7 +279,7 @@ var VisBranch = VisBase.extend({
       arrowInnerLow,
       arrowStartLow
     ];
-    _.each(coords, function(pos) {
+    coords.forEach(function(pos) {
       pathStr += 'L' + toStringCoords(pos) + ' ';
     }, this);
     pathStr += 'z';
@@ -309,7 +309,7 @@ var VisBranch = VisBase.extend({
     }
 
     var maxWidth = 0;
-    _.each(this.getBranchStackArray(), function(branch) {
+    this.getBranchStackArray().forEach(function(branch) {
       maxWidth = Math.max(maxWidth, getTextWidth(
         branch.obj.get('visBranch')
       ));
@@ -432,7 +432,7 @@ var VisBranch = VisBase.extend({
 
     // set CSS
     var keys = ['text', 'rect', 'arrow'];
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       $(this.get(key).node).css(attr.css);
     }, this);
 
@@ -451,7 +451,7 @@ var VisBranch = VisBase.extend({
       this.get('arrow')
     ];
 
-    _.each(objs, function(rObj) {
+    objs.forEach(function(rObj) {
       rObj.click(this.onClick.bind(this));
     }, this);
   },
@@ -577,4 +577,3 @@ var VisBranchCollection = Backbone.Collection.extend({
 exports.VisBranchCollection = VisBranchCollection;
 exports.VisBranch = VisBranch;
 exports.randomHueString = randomHueString;
-

src/js/visuals/visEdge.js

@@ -15,7 +15,7 @@ var VisEdge = VisBase.extend({
 
   validateAtInit: function() {
     var required = ['tail', 'head'];
-    _.each(required, function(key) {
+    required.forEach(function(key) {
       if (!this.get(key)) {
         throw new Error(key + ' is required!');
       }

src/js/visuals/visNode.js

@@ -261,33 +261,33 @@ var VisNode = VisBase.extend({
   },
 
   setOutgoingEdgesOpacity: function(opacity) {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       edge.setOpacity(opacity);
     });
   },
 
   animateOutgoingEdgesToAttr: function(snapShot, speed, easing) {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       var attr = snapShot[edge.getID()];
       edge.animateToAttr(attr);
     }, this);
   },
 
   animateOutgoingEdges: function(speed, easing) {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       edge.animateUpdatedPath(speed, easing);
     }, this);
   },
 
   animateOutgoingEdgesFromSnapshot: function(snapshot, speed, easing) {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       var attr = snapshot[edge.getID()];
       edge.animateToAttr(attr, speed, easing);
     }, this);
   },
 
   setOutgoingEdgesBirthPosition: function(parentCoords) {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       var headPos = edge.get('head').getScreenCoords();
       var path = edge.genSmoothBezierPathStringFromCoords(parentCoords, headPos);
       edge.get('path').stop();
@@ -334,7 +334,7 @@ var VisNode = VisBase.extend({
     }
     var commandStr = 'git checkout ' + this.get('commit').get('id');
     var Main = require('../app');
-    _.each([this.get('circle'), this.get('text')], function(rObj) {
+    [this.get('circle'), this.get('text')].forEach(function(rObj) {
       rObj.click(function() {
         Main.getEventBaton().trigger('commandSubmitted', commandStr);
       });
@@ -347,7 +347,7 @@ var VisNode = VisBase.extend({
 
     // set the opacity on my stuff
     var keys = ['circle', 'text'];
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       this.get(key).attr({
         opacity: opacity
       });
@@ -371,7 +371,7 @@ var VisNode = VisBase.extend({
   },
 
   removeAllEdges: function() {
-    _.each(this.get('outgoingEdges'), function(edge) {
+    this.get('outgoingEdges').forEach(function(edge) {
       edge.remove();
     }, this);
   },

src/js/visuals/visTag.js

@@ -95,7 +95,7 @@ var VisTag = VisBase.extend({
 
     var myArray = this.getTagStackArray();
     var index = -1;
-    _.each(myArray, function(Tag, i) {
+    myArray.forEach(function(Tag, i) {
       if (Tag.obj == this.get('tag')) {
         index = i;
       }
@@ -175,7 +175,7 @@ var VisTag = VisBase.extend({
     var textNode = this.get('text').node;
 
     var maxWidth = 0;
-    _.each(this.getTagStackArray(), function(Tag) {
+    this.getTagStackArray().forEach(function(Tag) {
       maxWidth = Math.max(maxWidth, getTextWidth(
         Tag.obj.get('visTag')
       ));
@@ -271,7 +271,7 @@ var VisTag = VisBase.extend({
 
     // set CSS
     var keys = ['text', 'rect'];
-    _.each(keys, function(key) {
+    keys.forEach(function(key) {
       $(this.get(key).node).css(attr.css);
     }, this);
 
@@ -289,7 +289,7 @@ var VisTag = VisBase.extend({
       this.get('text')
     ];
 
-    _.each(objs, function(rObj) {
+    objs.forEach(function(rObj) {
       rObj.click(this.onClick.bind(this));
     }, this);
   },
@@ -405,4 +405,3 @@ var VisTagCollection = Backbone.Collection.extend({
 exports.VisTagCollection = VisTagCollection;
 exports.VisTag = VisTag;
 exports.randomHueString = randomHueString;
-