Added extra checking for existence of oldIndicies

ermyril · ermyril · commit f960d45c4eb5 · 2019-12-25T19:41:48.000+03:00
diff --git a/dist/index.es.js b/dist/index.es.js
@@ -151,7 +151,7 @@ function handleStateAdd(normalized, list) {
     return newList;
 }
 function getMode(evt) {
-    if (evt.oldIndicies.length > 0)
+    if (evt.oldIndicies && evt.oldIndicies.length > 0)
         return "multidrag";
     if (evt.swapItem)
         return "swap";
diff --git a/dist/index.js b/dist/index.js
@@ -157,7 +157,7 @@ function handleStateAdd(normalized, list) {
     return newList;
 }
 function getMode(evt) {
-    if (evt.oldIndicies.length > 0)
+    if (evt.oldIndicies && evt.oldIndicies.length > 0)
         return "multidrag";
     if (evt.swapItem)
         return "swap";
diff --git a/src/util.ts b/src/util.ts
@@ -124,7 +124,7 @@ export function handleStateAdd<T extends ItemInterface>(
 }
 
 export function getMode(evt: MultiDragEvent) {
-  if (evt.oldIndicies.length > 0) return "multidrag";
+  if (evt.oldIndicies && evt.oldIndicies.length > 0) return "multidrag";
   if (evt.swapItem) return "swap";
   return "normal";
 }

Original file line number	Diff line number	Diff line change
`@@ -151,7 +151,7 @@ function handleStateAdd(normalized, list) {`
`151`	`151`	`return newList;`
`152`	`152`	`}`
`153`	`153`	`function getMode(evt) {`
`154`		`- if (evt.oldIndicies.length > 0)`
	`154`	`+ if (evt.oldIndicies && evt.oldIndicies.length > 0)`
`155`	`155`	`return "multidrag";`
`156`	`156`	`if (evt.swapItem)`
`157`	`157`	`return "swap";`
Original file line number	Diff line number	Diff line change
`@@ -157,7 +157,7 @@ function handleStateAdd(normalized, list) {`
`157`	`157`	`return newList;`
`158`	`158`	`}`
`159`	`159`	`function getMode(evt) {`
`160`		`- if (evt.oldIndicies.length > 0)`
	`160`	`+ if (evt.oldIndicies && evt.oldIndicies.length > 0)`
`161`	`161`	`return "multidrag";`
`162`	`162`	`if (evt.swapItem)`
`163`	`163`	`return "swap";`
Original file line number	Diff line number	Diff line change
`@@ -124,7 +124,7 @@ export function handleStateAdd<T extends ItemInterface>(`
`124`	`124`	`}`
`125`	`125`
`126`	`126`	`export function getMode(evt: MultiDragEvent) {`
`127`		`- if (evt.oldIndicies.length > 0) return "multidrag";`
	`127`	`+ if (evt.oldIndicies && evt.oldIndicies.length > 0) return "multidrag";`
`128`	`128`	`if (evt.swapItem) return "swap";`
`129`	`129`	`return "normal";`
`130`	`130`	`}`