Fix JSHint warnings

diff --git a/src/elements/element.line.js b/src/elements/element.line.js
index 4a6cd6e4fd8a7c29bce3b1e3a4fd1659fbf59b74..2c74b9b774b19cac8a9f99cb75e8555b98b9882e 100644 (file)
--- a/src/elements/element.line.js
+++ b/src/elements/element.line.js
@@ -57,15 +57,16 @@ module.exports = function(Chart) {
                                points.push(points[0]);
                        }
 
+                       var index, current, previous, currentVM;
+
                        // Fill Line
                        if (points.length && vm.fill) {
                                ctx.beginPath();
 
-                               for (var index = 0; index < points.length; ++index) {
-                                       var current = points[index];
-                                       var previous = helpers.previousItem(points, index);
-
-                                       var currentVM = current._view;
+                               for (index = 0; index < points.length; ++index) {
+                                       current = points[index];
+                                       previous = helpers.previousItem(points, index);
+                                       currentVM = current._view;
 
                                        // First point moves to it's starting position no matter what
                                        if (index === 0) {
@@ -97,7 +98,7 @@ module.exports = function(Chart) {
                                                                // If the first data point is NaN, then there is no real gap to skip
                                                                if (spanGaps && lastDrawnIndex !== -1) {
                                                                        // We are spanning the gap, so simple draw a line to this point
-                                                                       lineToPoint(previous, current)
+                                                                       lineToPoint(previous, current);
                                                                } else {
                                                                        if (loop) {
                                                                                ctx.lineTo(currentVM.x, currentVM.y);
@@ -142,10 +143,10 @@ module.exports = function(Chart) {
                        ctx.beginPath();
                        lastDrawnIndex = -1;
 
-                       for (var index = 0; index < points.length; ++index) {
-                               var current = points[index];
-                               var previous = helpers.previousItem(points, index);
-                               var currentVM = current._view;
+                       for (index = 0; index < points.length; ++index) {
+                               current = points[index];
+                               previous = helpers.previousItem(points, index);
+                               currentVM = current._view;
 
                                // First point moves to it's starting position no matter what
                                if (index === 0) {