Spacing and Tabbing reported by Travis CI, 2nd pass.

c3.js

@@ -992,7 +992,7 @@
                 }
             });
             if (isNaN(d.endAngle)) {
-              d.endAngle = d.startAngle;
+                d.endAngle = d.startAngle;
             }
             if (isGaugeType(d.data)) {
                 var sA = d.startAngle, eA = d.endAngle;
@@ -1000,7 +1000,7 @@
                     gF = Math.abs(gMin) + gMax, fA = Math.abs(sA) + eA,
                     aTic = (Math.PI) / gF;
                 d.startAngle = (-1 * (Math.PI / 2)) + (aTic * Math.abs(gMin));
-                d.endAngle = d.startAngle + (aTic * ((d.value > gMax) ? gMax : d.value ));
+                d.endAngle = d.startAngle + (aTic * ((d.value > gMax) ? gMax : d.value));
             }
             return found ? d : null;
         }
@@ -1041,7 +1041,7 @@
             return translate;
         }
         function getArcRatio(d) {
-            var whole = __gauge_style == 'arc' ? Math.PI : (Math.PI * 2);
+            var whole = __gauge_style === 'arc' ? Math.PI : (Math.PI * 2);
             return d ? (d.endAngle - d.startAngle) / whole : null;
         }
         function convertToArcData(d) {
@@ -2257,13 +2257,13 @@
             return function (value) {
                 for (var a = 1; a < levels.length; a++) {
                     if (levels[0] === 'percentage' && ((value / __gauge_max) * 100) < levels[a]) {
-                        return colors[a-1];
+                        return colors[a - 1];
                     }
                     if (levels[0] === 'whole' && value < levels[a]) {
-                        return colors[a-1];
+                        return colors[a - 1];
                     }
                 }
-                return colors[colors.length-1];
+                return colors[colors.length - 1];
             };
         }
 
@@ -2440,44 +2440,44 @@
         }
 
         function generateDrawArea(areaIndices, isSub) {
-          var area,
-              getPoint = generateGetAreaPoint(areaIndices, isSub),
-              yScaleGetter = isSub ? getSubYScale : getYScale;
-
-          if (__axis_rotated) {
-              area = d3.svg.area()
-                  .x0(function (d, i) { return yScaleGetter(d.id)(0); })
-                  .x1(function (d, i) { return yScaleGetter(d.id)(d.value); })
-                  .y(xx);
-          } else {
-              area = d3.svg.area()
-                  .x(xx)
-                  .y0(function (d, i) { if (__data_groups.length > 0) { var point = getPoint(d,i); return point[0][1]; } return yScaleGetter(d.id)(0); })
-                  .y1(function (d, i) { if (__data_groups.length > 0) { var point = getPoint(d,i); return point[1][1]; } return yScaleGetter(d.id)(d.value); });
-          }
-
-          return function (d, i) {
-              var data = filterRemoveNull(d.values), x0, y0;
-
-              if (hasType([d], 'area') || hasType([d], 'area-spline')) {
-                  isSplineType(d) ? area.interpolate("cardinal") : area.interpolate("linear");
-                  return area(data);
-              } else if (hasType([d], 'area-step')) {
-                  isStepType(d) ? area.interpolate("step-after") : area.interpolate("linear");
-                  return area(data);
-              } else {
-                  x0 = x(data[0].x);
-                  y0 = getYScale(d.id)(data[0].value);
-                  return __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
-              }
-          };
+            var area,
+                getPoint = generateGetAreaPoint(areaIndices, isSub),
+                yScaleGetter = isSub ? getSubYScale : getYScale;
+
+            if (__axis_rotated) {
+                area = d3.svg.area()
+                    .x0(function (d, i) { return yScaleGetter(d.id)(0); })
+                    .x1(function (d, i) { return yScaleGetter(d.id)(d.value); })
+                    .y(xx);
+            } else {
+                area = d3.svg.area()
+                    .x(xx)
+                    .y0(function (d, i) { if (__data_groups.length > 0) { var point = getPoint(d, i); return point[0][1]; } return yScaleGetter(d.id)(0); })
+                    .y1(function (d, i) { if (__data_groups.length > 0) { var point = getPoint(d, i); return point[1][1]; } return yScaleGetter(d.id)(d.value); });
+            }
+
+            return function (d, i) {
+                var data = filterRemoveNull(d.values), x0, y0;
+
+                if (hasType([d], 'area') || hasType([d], 'area-spline')) {
+                    isSplineType(d) ? area.interpolate("cardinal") : area.interpolate("linear");
+                    return area(data);
+                } else if (hasType([d], 'area-step')) {
+                    isStepType(d) ? area.interpolate("step-after") : area.interpolate("linear");
+                    return area(data);
+                } else {
+                    x0 = x(data[0].x);
+                    y0 = getYScale(d.id)(data[0].value);
+                    return __axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
+                }
+            };
         }
 
         function generateDrawLine(lineIndices, isSub) {
             var getPoint = generateGetLinePoint(lineIndices, isSub),
                 yScaleGetter = isSub ? getSubYScale : getYScale,
                 xValue = isSub ? subxx : xx,
-                yValue = function (d,i) { if (__data_groups.length > 0) { var point = getPoint(d,i); return point[0][1]; } return yScaleGetter(d.id)(d.value); },
+                yValue = function (d, i) { if (__data_groups.length > 0) { var point = getPoint(d, i); return point[0][1]; } return yScaleGetter(d.id)(d.value); },
                 line = d3.svg.line()
                     .x(__axis_rotated ? yValue : xValue)
                     .y(__axis_rotated ? xValue : yValue);
@@ -2550,25 +2550,25 @@
         }
 
         function generateGetAreaPoint(areaIndices, isSub) { // partial duplication of generateGetBarPoints
-          var areaTargetsNum = areaIndices.__max__ + 1,
-              x = getAreaX(areaTargetsNum, areaIndices, !!isSub),
-              y = getAreaY(!!isSub),
-              areaOffset = getAreaOffset(areaIndices, !!isSub),
-              yScale = isSub ? getSubYScale : getYScale;
-          return function (d, i) {
-                var y0 = yScale(d.id)(0),
-                    offset = areaOffset(d, i) || y0, // offset is for stacked area chart
-                    posX = x(d), posY = y(d);
-                // fix posY not to overflow opposite quadrant
-                if (__axis_rotated) {
-                    if ((d.value > 0 && posY < offset) || (d.value < 0 && posY > offset)) { posY = offset; }
-                }
-                // 1 point that marks the area position
-                return [
-                    [posX, offset],
-                    [posX, posY - (y0 - offset)]
-                ];
-          };
+            var areaTargetsNum = areaIndices.__max__ + 1,
+                x = getAreaX(areaTargetsNum, areaIndices, !!isSub),
+                y = getAreaY(!!isSub),
+                areaOffset = getAreaOffset(areaIndices, !!isSub),
+                yScale = isSub ? getSubYScale : getYScale;
+            return function (d, i) {
+                  var y0 = yScale(d.id)(0),
+                      offset = areaOffset(d, i) || y0, // offset is for stacked area chart
+                      posX = x(d), posY = y(d);
+                  // fix posY not to overflow opposite quadrant
+                  if (__axis_rotated) {
+                      if ((d.value > 0 && posY < offset) || (d.value < 0 && posY > offset)) { posY = offset; }
+                  }
+                  // 1 point that marks the area position
+                  return [
+                      [posX, offset],
+                      [posX, posY - (y0 - offset)]
+                  ];
+            };
         }
 
         function generateGetBarPoints(barIndices, isSub) {
@@ -2597,24 +2597,24 @@
         }
 
         function generateGetLinePoint(lineIndices, isSub) { // partial duplication of generateGetBarPoints
-          var lineTargetsNum = lineIndices.__max__ + 1,
-              x = getLineX(lineTargetsNum, lineIndices, !!isSub),
-              y = getLineY(!!isSub),
-              lineOffset = getLineOffset(lineIndices, !!isSub),
-              yScale = isSub ? getSubYScale : getYScale;
-          return function (d, i) {
-                var y0 = yScale(d.id)(0),
-                    offset = lineOffset(d, i) || y0, // offset is for stacked area chart
-                    posX = x(d), posY = y(d);
-                // fix posY not to overflow opposite quadrant
-                if (__axis_rotated) {
-                    if ((d.value > 0 && posY < offset) || (d.value < 0 && posY > offset)) { posY = offset; }
-                }
-                // 1 point that marks the line position
-                return [
-                    [posX, posY - (y0 - offset)]
-                ];
-          };
+            var lineTargetsNum = lineIndices.__max__ + 1,
+                x = getLineX(lineTargetsNum, lineIndices, !!isSub),
+                y = getLineY(!!isSub),
+                lineOffset = getLineOffset(lineIndices, !!isSub),
+                yScale = isSub ? getSubYScale : getYScale;
+            return function (d, i) {
+                  var y0 = yScale(d.id)(0),
+                      offset = lineOffset(d, i) || y0, // offset is for stacked area chart
+                      posX = x(d), posY = y(d);
+                  // fix posY not to overflow opposite quadrant
+                  if (__axis_rotated) {
+                      if ((d.value > 0 && posY < offset) || (d.value < 0 && posY > offset)) { posY = offset; }
+                  }
+                  // 1 point that marks the line position
+                  return [
+                      [posX, posY - (y0 - offset)]
+                  ];
+            };
         }
 
         function lineWithRegions(d, x, y, _regions) {
@@ -2843,14 +2843,14 @@
             updateLegend(mapToIds(c3.data.targets), {withTransform: false, withTransitionForTransform: false});
 
             /*-- Main Region --*/
-            if (c3.data.targets.length == 0) {
-              main.append("text")
-                .attr("class", CLASS.text)
-                .attr("x", (main[0][0].parentNode.width.baseVal.value / 2) - margin.left)
-                .attr("y", (main[0][0].parentNode.height.baseVal.value / 2) - margin.top)
-                .attr("text-anchor", "middle")
-                .attr("style", (__data_empty_label_fill ? "fill:"+ __data_empty_label_fill +"; " : "") + (__data_empty_label_size ? "font-size:"+ __data_empty_label_size +"; " : "") )
-                .text(__data_empty_label_text);
+            if (c3.data.targets.length === 0) {
+                main.append("text")
+                  .attr("class", CLASS.text)
+                  .attr("x", (main[0][0].parentNode.width.baseVal.value / 2) - margin.left)
+                  .attr("y", (main[0][0].parentNode.height.baseVal.value / 2) - margin.top)
+                  .attr("text-anchor", "middle")
+                  .attr("style", (__data_empty_label_fill ? "fill:" + __data_empty_label_fill + "; " : "") + (__data_empty_label_size ? "font-size:" + __data_empty_label_size + "; " : ""))
+                  .text(__data_empty_label_text);
             }
 
             // Grids
@@ -3722,18 +3722,18 @@
             mainArc = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc)
                 .data(arcData);
             if (__gauge_style === "arc") {
-              mainArc.enter().append("path")
-                .attr("class", "")
-                .style("opacity", 1)
-                .style("fill", __gauge_color) // Where background color would receive customization.
-                .style("cursor", "pointer")
-                .attr("transform", "scale(1,1)")
-                .attr("d", function (d) {
-                  d.value = __gauge_max;
-                  d.startAngle = -1*(Math.PI/2);
-                  d.endAngle = Math.PI/2;
-                  return getArc(d, true);
-                });
+                mainArc.enter().append("path")
+                  .attr("class", "")
+                  .style("opacity", 1)
+                  .style("fill", __gauge_color) // Where background color would receive customization.
+                  .style("cursor", "pointer")
+                  .attr("transform", "scale(1,1)")
+                  .attr("d", function (d) {
+                      d.value = __gauge_max;
+                      d.startAngle = -1 * (Math.PI / 2);
+                      d.endAngle = Math.PI / 2;
+                      return getArc(d, true);
+                  });
             mainArc.exit().transition().duration(durationForExit)
                 .style('opacity', 0)
                 .remove();