Avoid failure on first() call

goodwinnk · goodwinnk · commit 2817e1a5f1ef · 2016-11-17T13:47:23.000+03:00
diff --git a/idea/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt b/idea/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt
@@ -365,7 +365,7 @@ fun getStepOverAction(
         // Pretend we had already did a backing step
         methodLocations
                 .filter(::isLocationSuitable)
-                .first { it.ktLineNumber() == location.ktLineNumber() }
+                .firstOrNull { it.ktLineNumber() == location.ktLineNumber() } ?: location
     }
     else {
         location

Original file line number	Diff line number	Diff line change
`@@ -365,7 +365,7 @@ fun getStepOverAction(`
`365`	`365`	`// Pretend we had already did a backing step`
`366`	`366`	`methodLocations`
`367`	`367`	`.filter(::isLocationSuitable)`
`368`		`- .first { it.ktLineNumber() == location.ktLineNumber() }`
	`368`	`+ .firstOrNull { it.ktLineNumber() == location.ktLineNumber() } ?: location`
`369`	`369`	`}`
`370`	`370`	`else {`
`371`	`371`	`location`