fix(overmind): only update chart state if changed

christianalfoni · christianalfoni · commit fa0af0d9d7b0 · 2019-09-29T19:13:37.000+02:00
diff --git a/packages/node_modules/overmind/src/config/statechart.ts b/packages/node_modules/overmind/src/config/statechart.ts
@@ -243,7 +243,9 @@ export function statechart<C extends IConfiguration, S extends string>(
             traverseOldPath.pop()
           }
 
-          stateTarget.state = newStatePath.slice()
+          if (newStatePath.join() !== oldStatePath.join()) {
+            stateTarget.state = newStatePath.slice()
+          }
 
           // Go down new path and trigger any entry on new states
           const traverseNewPath = newStatePath.slice()

Original file line number	Diff line number	Diff line change
`@@ -243,7 +243,9 @@ export function statechart<C extends IConfiguration, S extends string>(`
`243`	`243`	`traverseOldPath.pop()`
`244`	`244`	`}`
`245`	`245`
`246`		`- stateTarget.state = newStatePath.slice()`
	`246`	`+ if (newStatePath.join() !== oldStatePath.join()) {`
	`247`	`+ stateTarget.state = newStatePath.slice()`
	`248`	`+ }`
`247`	`249`
`248`	`250`	`// Go down new path and trigger any entry on new states`
`249`	`251`	`const traverseNewPath = newStatePath.slice()`