heatmap: fix - check trace exists before checking type

antoinerg · antoinerg · commit a34ca4576a17 · 2019-05-01T20:14:05.000-04:00
diff --git a/src/traces/heatmap/clean_2d_array.js b/src/traces/heatmap/clean_2d_array.js
@@ -32,7 +32,7 @@ module.exports = function clean2dArray(zOld, transpose, trace, xa, ya) {
 
     var xMap = function(i) {return i;};
     var yMap = function(i) {return i;};
-    if(trace.type === 'heatmap') {
+    if(trace && trace.type === 'heatmap') {
         if(ya && ya.type === 'category') {
             yMap = function(i) {return trace._y[i];};
         }

Original file line number	Diff line number	Diff line change
`@@ -32,7 +32,7 @@ module.exports = function clean2dArray(zOld, transpose, trace, xa, ya) {`
`32`	`32`
`33`	`33`	`var xMap = function(i) {return i;};`
`34`	`34`	`var yMap = function(i) {return i;};`
`35`		`- if(trace.type === 'heatmap') {`
	`35`	`+ if(trace && trace.type === 'heatmap') {`
`36`	`36`	`if(ya && ya.type === 'category') {`
`37`	`37`	`yMap = function(i) {return trace._y[i];};`
`38`	`38`	`}`