var -> const in require statements, use arrow function in define requ…

…ire call, phetsims/tasks#1010
phetsims · Sep 19, 2019 · 6911816 · 6911816
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commit 6911816
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diff --git a/js/least-squares-regression-main.js b/js/least-squares-regression-main.js
@@ -5,16 +5,16 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var LeastSquaresRegressionScreen = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionScreen' );
-  var Sim = require( 'JOIST/Sim' );
-  var SimLauncher = require( 'JOIST/SimLauncher' );
+  const LeastSquaresRegressionScreen = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionScreen' );
+  const Sim = require( 'JOIST/Sim' );
+  const SimLauncher = require( 'JOIST/SimLauncher' );
 
   // strings
-  var leastSquaresRegressionTitleString = require( 'string!LEAST_SQUARES_REGRESSION/least-squares-regression.title' );
+  const leastSquaresRegressionTitleString = require( 'string!LEAST_SQUARES_REGRESSION/least-squares-regression.title' );
 
   var simOptions = {
     credits: {

diff --git a/js/least-squares-regression/LeastSquaresRegressionConstants.js b/js/least-squares-regression/LeastSquaresRegressionConstants.js
@@ -5,12 +5,12 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var PhetFont = require( 'SCENERY_PHET/PhetFont' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const PhetFont = require( 'SCENERY_PHET/PhetFont' );
 
   var LeastSquaresRegressionConstants = {
 

diff --git a/js/least-squares-regression/LeastSquaresRegressionScreen.js b/js/least-squares-regression/LeastSquaresRegressionScreen.js
@@ -4,17 +4,17 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var LeastSquaresRegressionModel = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/LeastSquaresRegressionModel' );
-  var LeastSquaresRegressionScreenView = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/LeastSquaresRegressionScreenView' );
-  var Property = require( 'AXON/Property' );
-  var Screen = require( 'JOIST/Screen' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const LeastSquaresRegressionModel = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/LeastSquaresRegressionModel' );
+  const LeastSquaresRegressionScreenView = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/LeastSquaresRegressionScreenView' );
+  const Property = require( 'AXON/Property' );
+  const Screen = require( 'JOIST/Screen' );
 
   /**
    * @constructor

diff --git a/js/least-squares-regression/model/DataPoint.js b/js/least-squares-regression/model/DataPoint.js
@@ -6,17 +6,17 @@
  * @author John Blanco
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var BooleanProperty = require( 'AXON/BooleanProperty' );
-  var Emitter = require( 'AXON/Emitter' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var Vector2 = require( 'DOT/Vector2' );
-  var Vector2Property = require( 'DOT/Vector2Property' );
+  const BooleanProperty = require( 'AXON/BooleanProperty' );
+  const Emitter = require( 'AXON/Emitter' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const Vector2 = require( 'DOT/Vector2' );
+  const Vector2Property = require( 'DOT/Vector2Property' );
 
   /**
    * @param {Vector2} initialPosition

diff --git a/js/least-squares-regression/model/DataSet.js b/js/least-squares-regression/model/DataSet.js
@@ -7,12 +7,12 @@
  * @author Martin Veillette (Berea College)
  */
 
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var Range = require( 'DOT/Range' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const Range = require( 'DOT/Range' );
 
   // source strings - isolated here, these sources should not be translatable
   var SOURCES = {

diff --git a/js/least-squares-regression/model/Graph.js b/js/least-squares-regression/model/Graph.js
@@ -8,20 +8,20 @@
  * @author John Blanco
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var BooleanProperty = require( 'AXON/BooleanProperty' );
-  var Bounds2 = require( 'DOT/Bounds2' );
-  var DerivedProperty = require( 'AXON/DerivedProperty' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var NumberProperty = require( 'AXON/NumberProperty' );
-  var ObservableArray = require( 'AXON/ObservableArray' );
-  var Property = require( 'AXON/Property' );
-  var Residual = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/Residual' );
-  var Vector2 = require( 'DOT/Vector2' );
+  const BooleanProperty = require( 'AXON/BooleanProperty' );
+  const Bounds2 = require( 'DOT/Bounds2' );
+  const DerivedProperty = require( 'AXON/DerivedProperty' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const NumberProperty = require( 'AXON/NumberProperty' );
+  const ObservableArray = require( 'AXON/ObservableArray' );
+  const Property = require( 'AXON/Property' );
+  const Residual = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/Residual' );
+  const Vector2 = require( 'DOT/Vector2' );
 
   /**
    * @param {Range} xRange

diff --git a/js/least-squares-regression/model/LeastSquaresRegressionModel.js b/js/least-squares-regression/model/LeastSquaresRegressionModel.js
@@ -5,23 +5,23 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var BooleanProperty = require( 'AXON/BooleanProperty' );
-  var Bucket = require( 'PHETCOMMON/model/Bucket' );
-  var DataPoint = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataPoint' );
-  var DataSet = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataSet' );
-  var Dimension2 = require( 'DOT/Dimension2' );
-  var Emitter = require( 'AXON/Emitter' );
-  var Graph = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/Graph' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var ObservableArray = require( 'AXON/ObservableArray' );
-  var Property = require( 'AXON/Property' );
-  var Util = require( 'DOT/Util' );
-  var Vector2 = require( 'DOT/Vector2' );
+  const BooleanProperty = require( 'AXON/BooleanProperty' );
+  const Bucket = require( 'PHETCOMMON/model/Bucket' );
+  const DataPoint = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataPoint' );
+  const DataSet = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataSet' );
+  const Dimension2 = require( 'DOT/Dimension2' );
+  const Emitter = require( 'AXON/Emitter' );
+  const Graph = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/Graph' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const ObservableArray = require( 'AXON/ObservableArray' );
+  const Property = require( 'AXON/Property' );
+  const Util = require( 'DOT/Util' );
+  const Vector2 = require( 'DOT/Vector2' );
 
   // constants
   var BUCKET_SIZE = new Dimension2( 100, 55 );

diff --git a/js/least-squares-regression/model/Residual.js b/js/least-squares-regression/model/Residual.js
@@ -6,13 +6,13 @@
  * @author John Blanco
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var Vector2 = require( 'DOT/Vector2' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const Vector2 = require( 'DOT/Vector2' );
 
   /**
    *

diff --git a/js/least-squares-regression/view/BestFitLineControlPanel.js b/js/least-squares-regression/view/BestFitLineControlPanel.js
@@ -7,28 +7,28 @@
  * @author Martin Veillette (Berea College)
  */
 
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var AccordionBox = require( 'SUN/AccordionBox' );
-  var Checkbox = require( 'SUN/Checkbox' );
-  var EquationNode = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/EquationNode' );
-  var HStrut = require( 'SCENERY/nodes/HStrut' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var LayoutBox = require( 'SCENERY/nodes/LayoutBox' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var Panel = require( 'SUN/Panel' );
-  var Property = require( 'AXON/Property' );
-  var SumOfSquaredResidualsChart = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/SumOfSquaredResidualsChart' );
-  var SunConstants = require( 'SUN/SunConstants' );
-  var Text = require( 'SCENERY/nodes/Text' );
+  const AccordionBox = require( 'SUN/AccordionBox' );
+  const Checkbox = require( 'SUN/Checkbox' );
+  const EquationNode = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/EquationNode' );
+  const HStrut = require( 'SCENERY/nodes/HStrut' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const LayoutBox = require( 'SCENERY/nodes/LayoutBox' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const Panel = require( 'SUN/Panel' );
+  const Property = require( 'AXON/Property' );
+  const SumOfSquaredResidualsChart = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/SumOfSquaredResidualsChart' );
+  const SunConstants = require( 'SUN/SunConstants' );
+  const Text = require( 'SCENERY/nodes/Text' );
 
   // strings
-  var bestFitLineString = require( 'string!LEAST_SQUARES_REGRESSION/bestFitLine' );
-  var residualsString = require( 'string!LEAST_SQUARES_REGRESSION/residuals' );
-  var squaredResidualsString = require( 'string!LEAST_SQUARES_REGRESSION/squaredResiduals' );
+  const bestFitLineString = require( 'string!LEAST_SQUARES_REGRESSION/bestFitLine' );
+  const residualsString = require( 'string!LEAST_SQUARES_REGRESSION/residuals' );
+  const squaredResidualsString = require( 'string!LEAST_SQUARES_REGRESSION/squaredResiduals' );
 
   /**
    * @param {Graph} graph - model of the graph

diff --git a/js/least-squares-regression/view/DataPointCreatorNode.js b/js/least-squares-regression/view/DataPointCreatorNode.js
@@ -6,19 +6,19 @@
  * @author John Blanco
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var Circle = require( 'SCENERY/nodes/Circle' );
-  var DataPoint = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataPoint' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var Node = require( 'SCENERY/nodes/Node' );
-  var ScreenView = require( 'JOIST/ScreenView' );
-  var SimpleDragHandler = require( 'SCENERY/input/SimpleDragHandler' );
-  var Vector2 = require( 'DOT/Vector2' );
+  const Circle = require( 'SCENERY/nodes/Circle' );
+  const DataPoint = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/model/DataPoint' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const Node = require( 'SCENERY/nodes/Node' );
+  const ScreenView = require( 'JOIST/ScreenView' );
+  const SimpleDragHandler = require( 'SCENERY/input/SimpleDragHandler' );
+  const Vector2 = require( 'DOT/Vector2' );
 
   /**
    * @param {Function} addDataPointToModel - A function for adding the created dataPoint to the model

diff --git a/js/least-squares-regression/view/DataPointNode.js b/js/least-squares-regression/view/DataPointNode.js
@@ -6,13 +6,13 @@
  * @author John Blanco
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var Node = require( 'SCENERY/nodes/Node' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const Node = require( 'SCENERY/nodes/Node' );
 
   /**
    * @param {DataPoint} dataPoint

diff --git a/js/least-squares-regression/view/DataSetComboBox.js b/js/least-squares-regression/view/DataSetComboBox.js
@@ -5,7 +5,7 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules

diff --git a/js/least-squares-regression/view/DynamicDataPointNode.js b/js/least-squares-regression/view/DynamicDataPointNode.js
@@ -5,16 +5,16 @@
  *
  * @author Martin Veillette (Berea College)
  */
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var Circle = require( 'SCENERY/nodes/Circle' );
-  var DataPointNode = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/DataPointNode' );
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var SimpleDragHandler = require( 'SCENERY/input/SimpleDragHandler' );
+  const Circle = require( 'SCENERY/nodes/Circle' );
+  const DataPointNode = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/view/DataPointNode' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const SimpleDragHandler = require( 'SCENERY/input/SimpleDragHandler' );
 
   /**
    * @param {DataPoint} dataPoint

diff --git a/js/least-squares-regression/view/EquationNode.js b/js/least-squares-regression/view/EquationNode.js
@@ -6,21 +6,21 @@
  * @author Martin Veillette (Berea College)
  */
 
-define( function( require ) {
+define( require => {
   'use strict';
 
   // modules
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var MathSymbols = require( 'SCENERY_PHET/MathSymbols' );
-  var Node = require( 'SCENERY/nodes/Node' );
-  var Text = require( 'SCENERY/nodes/Text' );
-  var Util = require( 'DOT/Util' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const MathSymbols = require( 'SCENERY_PHET/MathSymbols' );
+  const Node = require( 'SCENERY/nodes/Node' );
+  const Text = require( 'SCENERY/nodes/Text' );
+  const Util = require( 'DOT/Util' );
 
   // strings
-  var symbolXString = require( 'string!LEAST_SQUARES_REGRESSION/symbol.x' );
-  var symbolYString = require( 'string!LEAST_SQUARES_REGRESSION/symbol.y' );
+  const symbolXString = require( 'string!LEAST_SQUARES_REGRESSION/symbol.x' );
+  const symbolYString = require( 'string!LEAST_SQUARES_REGRESSION/symbol.y' );
 
   /**
    * Scenery Node responsible for laying out the linear equation y = m x + b

diff --git a/js/least-squares-regression/view/GraphAxesNode.js b/js/least-squares-regression/view/GraphAxesNode.js
@@ -10,18 +10,18 @@ define( function ( require ) {
   'use strict';
 
   // modules
-  var inherit = require( 'PHET_CORE/inherit' );
-  var leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
-  var LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
-  var Line = require( 'SCENERY/nodes/Line' );
-  var MathSymbols = require( 'SCENERY_PHET/MathSymbols' );
-  var Node = require( 'SCENERY/nodes/Node' );
-  var Path = require( 'SCENERY/nodes/Path' );
-  var Rectangle = require( 'SCENERY/nodes/Rectangle' );
-  var Shape = require( 'KITE/Shape' );
-  var Text = require( 'SCENERY/nodes/Text' );
-  var Util = require( 'DOT/Util' );
-  var Vector2 = require( 'DOT/Vector2' );
+  const inherit = require( 'PHET_CORE/inherit' );
+  const leastSquaresRegression = require( 'LEAST_SQUARES_REGRESSION/leastSquaresRegression' );
+  const LeastSquaresRegressionConstants = require( 'LEAST_SQUARES_REGRESSION/least-squares-regression/LeastSquaresRegressionConstants' );
+  const Line = require( 'SCENERY/nodes/Line' );
+  const MathSymbols = require( 'SCENERY_PHET/MathSymbols' );
+  const Node = require( 'SCENERY/nodes/Node' );
+  const Path = require( 'SCENERY/nodes/Path' );
+  const Rectangle = require( 'SCENERY/nodes/Rectangle' );
+  const Shape = require( 'KITE/Shape' );
+  const Text = require( 'SCENERY/nodes/Text' );
+  const Util = require( 'DOT/Util' );
+  const Vector2 = require( 'DOT/Vector2' );
 
   //----------------------------------------------------------------------------------------
   // constants