Merge pull request #494 from franciscofabian/develop

robertleeplummerjr · web-flow · commit 985627048324 · 2019-10-20T20:23:29.000-04:00
check array length before accessing array elements
diff --git a/src/utils.js b/src/utils.js
@@ -120,7 +120,7 @@ const utils = {
    */
   getVariableType(value, strictIntegers) {
     if (utils.isArray(value)) {
-      if (value[0].nodeName === 'IMG') {
+      if (value.length > 0 && value[0].nodeName === 'IMG') {
         return 'HTMLImageArray';
       }
       return 'Array';

Original file line number	Diff line number	Diff line change
`@@ -120,7 +120,7 @@ const utils = {`
`120`	`120`	`*/`
`121`	`121`	`getVariableType(value, strictIntegers) {`
`122`	`122`	`if (utils.isArray(value)) {`
`123`		`- if (value[0].nodeName === 'IMG') {`
	`123`	`+ if (value.length > 0 && value[0].nodeName === 'IMG') {`
`124`	`124`	`return 'HTMLImageArray';`
`125`	`125`	`}`
`126`	`126`	`return 'Array';`