Analysis API: fix constructor return type for FE1.0 implementation

analysis/analysis-api-fe10/src/org/jetbrains/kotlin/analysis/api/descriptors/components/KtFe10ExpressionTypeProvider.kt

@@ -18,10 +18,7 @@ import org.jetbrains.kotlin.descriptors.CallableDescriptor
 import org.jetbrains.kotlin.diagnostics.Errors
 import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.psi.*
-import org.jetbrains.kotlin.psi.psiUtil.getParentOfType
-import org.jetbrains.kotlin.psi.psiUtil.getParentOfTypes
-import org.jetbrains.kotlin.psi.psiUtil.isExtensionDeclaration
-import org.jetbrains.kotlin.psi.psiUtil.unwrapParenthesesLabelsAndAnnotations
+import org.jetbrains.kotlin.psi.psiUtil.*
 import org.jetbrains.kotlin.resolve.BindingContext
 import org.jetbrains.kotlin.resolve.calls.inference.returnTypeOrNothing
 import org.jetbrains.kotlin.resolve.calls.smartcasts.MultipleSmartCasts
@@ -115,6 +112,13 @@ class KtFe10ExpressionTypeProvider(
             }
         }
 
+        if (declaration is KtConstructor<*>) {
+            val bindingContext = analysisContext.analyze(declaration)
+            val kotlinType = bindingContext[BindingContext.CONSTRUCTOR, declaration]?.returnType
+                ?: ErrorUtils.createErrorType("Return type for constructor \"${declaration.containingClass()?.name}\" cannot be resolved")
+            return kotlinType.toKtType(analysisContext)
+        }
+
         return analysisContext.builtIns.unitType.toKtType(analysisContext)
     }
 

analysis/analysis-api/testData/components/expressionTypeProvider/declarationReturnType/declarationInPrimaryConstructor.descriptors.txt

@@ -1,4 +0,0 @@
-Foo@(1,1)
-  Foo@(1,13) : kotlin.Unit
-    t@(1,14) : T
-    i@(1,24) : kotlin.Int

analysis/analysis-api/testData/components/expressionTypeProvider/declarationReturnType/delegateProperties.descriptors.txt

@@ -1,10 +0,0 @@
-lazy@(3,1) : Lazy<T>
-  initializer@(3,14) : () -> T
-Lazy@(5,1)
-  Lazy@(5,14) : kotlin.Unit
-    value@(5,15) : T
-getValue@(7,1) : T
-  thisRef@(7,42) : kotlin.Any?
-  property@(7,57) : kotlin.reflect.KProperty<*>
-A@(9,1)
-  i@(10,5) : kotlin.Int