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create KotlinReferenceUsageInfo in read action

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This commit is contained in:
Dmitry Jemerov
2015-07-21 18:11:37 +02:00
parent 90d2a0dd3c
commit 3012815f5f
1 changed files with 9 additions and 4 deletions
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idea/src/org/jetbrains/kotlin/idea/findUsages/handlers/KotlinFindUsagesHandler.kt
+9 -4
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@@ -90,10 +90,15 @@ public abstract class KotlinFindUsagesHandler<T : PsiElement>(psiElement: T,
companion object { companion object {
protected fun processUsage(processor: Processor<UsageInfo>, ref: PsiReference): Boolean protected fun processUsage(processor: Processor<UsageInfo>, ref: PsiReference): Boolean =
= processor.process(KotlinReferenceUsageInfo(ref)) processor.processIfNotNull { if (ref.element.valid) KotlinReferenceUsageInfo(ref) else null }
protected fun processUsage(processor: Processor<UsageInfo>, element: PsiElement): Boolean protected fun processUsage(processor: Processor<UsageInfo>, element: PsiElement): Boolean =
= processor.process(UsageInfo(element)) processor.processIfNotNull { if (element.valid) UsageInfo(element) else null }
private fun Processor<UsageInfo>.processIfNotNull(callback: () -> UsageInfo?): Boolean {
val usageInfo = runReadAction(callback)
return if (usageInfo != null) process(usageInfo) else true
}
} }
} }