Debugger: Gracefully handle debugger exceptions we can't do anything reasonable with (EA-128154, EA-139473)

2019-07-24 17:48:58 +09:00
parent 70745f233f
commit 17c3406097
4 changed files with 44 additions and 26 deletions
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.debugger
+
+import com.intellij.debugger.engine.evaluation.EvaluateException
+import com.intellij.openapi.diagnostic.Logger
+import com.sun.jdi.IncompatibleThreadStateException
+import com.sun.jdi.VMDisconnectedException
+
+private val LOG = Logger.getInstance("HopelessExceptionUtils")
+
+inline fun <T : Any> hopelessAware(block: () -> T?): T? {
+    return try {
+        block()
+    } catch (e: Exception) {
+        handleHopelessException(e)
+        null
+    }
+}
+
+fun handleHopelessException(e: Exception) {
+    when (if (e is EvaluateException) e.cause ?: e else e) {
+        is IncompatibleThreadStateException, is VMDisconnectedException -> {}
+        else -> {
+            if (e is EvaluateException) {
+                LOG.debug("Cannot evaluate async stack trace", e)
+            } else {
+                throw e
+            }
+        }
+    }
+}