Report exceptions from analyzer in the editor

They are rendered as errors and positioned on those expressions that cause them

compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java

@@ -53,6 +53,7 @@ public interface Errors {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
     DiagnosticFactory1<PsiElement, String> UNSUPPORTED = DiagnosticFactory1.create(ERROR);
+    DiagnosticFactory1<PsiElement, Throwable> EXCEPTION_FROM_ANALYZER = DiagnosticFactory1.create(ERROR);
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 

compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java

@@ -422,6 +422,7 @@ public class DefaultErrorMessages {
         MAP.put(UNSAFE_CALL, "Only safe (?.) or non-null asserted (!!.) calls are allowed on a nullable receiver of type {0}", RENDER_TYPE);
         MAP.put(AMBIGUOUS_LABEL, "Ambiguous label");
         MAP.put(UNSUPPORTED, "Unsupported [{0}]", STRING);
+        MAP.put(EXCEPTION_FROM_ANALYZER, "Internal Error occurred while analyzing this expression:\n{0}", THROWABLE);
         MAP.put(UNNECESSARY_SAFE_CALL, "Unnecessary safe call on a non-null receiver of type {0}", RENDER_TYPE);
         MAP.put(UNNECESSARY_NOT_NULL_ASSERTION, "Unnecessary non-null assertion (!!) on a non-null receiver of type {0}", RENDER_TYPE);
         MAP.put(NAME_IN_CONSTRAINT_IS_NOT_A_TYPE_PARAMETER, "{0} does not refer to a type parameter of {1}", new Renderer<JetTypeConstraint>() {

compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/Renderers.kt

@@ -16,7 +16,6 @@
 
 package org.jetbrains.kotlin.diagnostics.rendering
 
-import com.google.common.base.Predicate
 import com.google.common.collect.Lists
 import com.google.common.collect.Sets
 import com.intellij.openapi.diagnostic.Logger
@@ -24,6 +23,8 @@ import com.intellij.openapi.util.text.StringUtil
 import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.*
+import org.jetbrains.kotlin.diagnostics.rendering.TabledDescriptorRenderer.newTable
+import org.jetbrains.kotlin.diagnostics.rendering.TabledDescriptorRenderer.newText
 import org.jetbrains.kotlin.psi.JetClass
 import org.jetbrains.kotlin.psi.JetClassOrObject
 import org.jetbrains.kotlin.psi.JetNamedDeclaration
@@ -31,18 +32,20 @@ import org.jetbrains.kotlin.renderer.DescriptorRenderer
 import org.jetbrains.kotlin.renderer.Renderer
 import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.calls.inference.*
-import org.jetbrains.kotlin.resolve.calls.inference.constraintPosition.ConstraintPosition
+import org.jetbrains.kotlin.resolve.calls.inference.TypeBounds.Bound
-import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
-import org.jetbrains.kotlin.types.*
-import org.jetbrains.kotlin.types.checker.JetTypeChecker
-
-import org.jetbrains.kotlin.diagnostics.rendering.TabledDescriptorRenderer.*
 import org.jetbrains.kotlin.resolve.calls.inference.TypeBounds.BoundKind.LOWER_BOUND
 import org.jetbrains.kotlin.resolve.calls.inference.TypeBounds.BoundKind.UPPER_BOUND
+import org.jetbrains.kotlin.resolve.calls.inference.constraintPosition.ConstraintPosition
 import org.jetbrains.kotlin.resolve.calls.inference.constraintPosition.ConstraintPositionKind.RECEIVER_POSITION
 import org.jetbrains.kotlin.resolve.calls.inference.constraintPosition.ConstraintPositionKind.VALUE_PARAMETER_POSITION
+import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
+import org.jetbrains.kotlin.types.JetType
+import org.jetbrains.kotlin.types.TypeUtils
+import org.jetbrains.kotlin.types.Variance
+import org.jetbrains.kotlin.types.checker.JetTypeChecker
+import java.io.PrintWriter
+import java.io.StringWriter
 import kotlin.platform.platformStatic
-import org.jetbrains.kotlin.resolve.calls.inference.TypeBounds.Bound
 
 public object Renderers {
 
@@ -60,6 +63,12 @@ public object Renderers {
 
     public val STRING: Renderer<String> = Renderer { it }
 
+    public val THROWABLE: Renderer<Throwable> = Renderer {
+        val writer = StringWriter()
+        it.printStackTrace(PrintWriter(writer))
+        StringUtil.first(writer.toString(), 2048, true)
+    }
+
     public val NAME: Renderer<Named> = Renderer { it.getName().asString() }
 
     public val ELEMENT_TEXT: Renderer<PsiElement> = Renderer { it.getText() }

compiler/frontend/src/org/jetbrains/kotlin/types/expressions/ExpressionTypingVisitorDispatcher.java

@@ -16,10 +16,12 @@
 
 package org.jetbrains.kotlin.types.expressions;
 
+import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.progress.ProcessCanceledException;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.jetbrains.kotlin.diagnostics.DiagnosticUtils;
+import org.jetbrains.kotlin.diagnostics.Errors;
 import org.jetbrains.kotlin.psi.*;
 import org.jetbrains.kotlin.resolve.BindingContext;
 import org.jetbrains.kotlin.resolve.BindingContextUtils;
@@ -35,6 +37,8 @@ import static org.jetbrains.kotlin.resolve.bindingContextUtil.BindingContextUtil
 
 public class ExpressionTypingVisitorDispatcher extends JetVisitor<JetTypeInfo, ExpressionTypingContext> implements ExpressionTypingInternals {
 
+    private static final Logger LOG = Logger.getInstance(ExpressionTypingVisitor.class);
+
     @NotNull
     public static ExpressionTypingFacade create(@NotNull ExpressionTypingComponents components) {
         return new ExpressionTypingVisitorDispatcher(components, null);
@@ -164,10 +168,15 @@ public class ExpressionTypingVisitorDispatcher extends JetVisitor<JetTypeInfo, E
             throw e;
         }
         catch (Throwable e) {
-            throw new KotlinFrontEndException(
+            context.trace.report(Errors.EXCEPTION_FROM_ANALYZER.on(expression, e));
+            LOG.error(
                     "Exception while analyzing expression at " + DiagnosticUtils.atLocation(expression) + ":\n" + expression.getText() + "\n",
                     e
             );
+            return JetTypeInfo.create(
+                    ErrorUtils.createErrorType(e.getClass().getSimpleName() + " from analyzer"),
+                    context.dataFlowInfo
+            );
         }
     }  
 

idea/idea-analysis/src/org/jetbrains/kotlin/idea/highlighter/IdeErrorMessages.java

@@ -16,6 +16,7 @@
 
 package org.jetbrains.kotlin.idea.highlighter;
 
+import com.intellij.icons.AllIcons;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.TestOnly;
 import org.jetbrains.kotlin.diagnostics.Diagnostic;
@@ -26,6 +27,8 @@ import org.jetbrains.kotlin.js.resolve.diagnostics.ErrorsJs;
 import org.jetbrains.kotlin.js.resolve.diagnostics.JsCallDataHtmlRenderer;
 import org.jetbrains.kotlin.renderer.DescriptorRenderer;
 
+import java.net.URL;
+
 import static org.jetbrains.kotlin.diagnostics.Errors.*;
 import static org.jetbrains.kotlin.diagnostics.rendering.Renderers.RENDER_CLASS_OR_OBJECT;
 import static org.jetbrains.kotlin.diagnostics.rendering.Renderers.STRING;
@@ -127,6 +130,21 @@ public class IdeErrorMessages {
 
         MAP.put(CONFLICTING_JVM_DECLARATIONS, "<html>Platform declaration clash: {0}</html>", HTML_CONFLICTING_JVM_DECLARATIONS_DATA);
         MAP.put(ACCIDENTAL_OVERRIDE, "<html>Accidental override: {0}</html>", HTML_CONFLICTING_JVM_DECLARATIONS_DATA);
+
+        URL errorIconUrl = AllIcons.class.getResource("/general/error.png");
+        MAP.put(EXCEPTION_FROM_ANALYZER, "<html>Internal Error occurred while analyzing this expression <br/>" +
+                                         "<table cellspacing=\"0\" cellpadding=\"0\">" +
+                                         "<tr>" +
+                                         "<td>(<strong>Please use the \"</strong></td>" +
+                                         "<td><img src=\"" + errorIconUrl + "\"/></td>" +
+                                         "<td><strong>\" icon in the bottom-right corner to report this error</strong>):</td>" +
+                                         "</tr>" +
+                                         "</table>" +
+                                         "<br/>" +
+                                         "<pre>{0}</pre>" +
+                                         "</html>",
+                HTML_THROWABLE);
+
         MAP.put(ErrorsJs.JSCODE_ERROR, "<html>JavaScript: {0}</html>", JsCallDataHtmlRenderer.INSTANCE$);
         MAP.put(ErrorsJs.JSCODE_WARNING, "<html>JavaScript: {0}</html>", JsCallDataHtmlRenderer.INSTANCE$);
         MAP.setImmutable();

idea/idea-analysis/src/org/jetbrains/kotlin/idea/highlighter/IdeRenderers.java

@@ -19,6 +19,7 @@ package org.jetbrains.kotlin.idea.highlighter;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.kotlin.descriptors.CallableMemberDescriptor;
 import org.jetbrains.kotlin.descriptors.DeclarationDescriptor;
+import org.jetbrains.kotlin.diagnostics.rendering.Renderers;
 import org.jetbrains.kotlin.renderer.DescriptorRenderer;
 import org.jetbrains.kotlin.renderer.Renderer;
 import org.jetbrains.kotlin.resolve.calls.inference.InferenceErrorData;
@@ -151,4 +152,12 @@ public class IdeRenderers {
             return ("The following declarations have the same JVM signature (<code>" + data.getSignature().getName() + data.getSignature().getDesc() + "</code>):<br/>\n" + sb).trim();
         }
     };
+
+    public static final Renderer<Throwable> HTML_THROWABLE = new Renderer<Throwable>() {
+        @NotNull
+        @Override
+        public String render(@NotNull Throwable e) {
+            return Renderers.THROWABLE.render(e).replace("\n", "<br/>");
+        }
+    };
 }