FIR: support DefinitelyNotNull types

#KT-49465 Fixed
2022-01-26 12:32:56 +01:00
parent bd31cbaebf
commit 15e08893aa
53 changed files with 1092 additions and 133 deletions
@@ -485,6 +485,33 @@ class FirTypeResolverImpl(private val session: FirSession) : FirTypeResolver() {
            }
            is FirFunctionTypeRef -> createFunctionalType(typeRef) to null
            is FirDynamicTypeRef -> ConeKotlinErrorType(ConeUnsupportedDynamicType()) to null
+            is FirIntersectionTypeRef -> {
+                val (leftType, leftDiagnostic) = resolveType(
+                    typeRef.leftType
+                        ?: return ConeKotlinErrorType(ConeSimpleDiagnostic("Problem during processing intersection type")) to null,
+                    scopeClassDeclaration,
+                    areBareTypesAllowed,
+                    isOperandOfIsOperator,
+                    useSiteFile,
+                    supertypeSupplier
+                )
+                val (rightType, _) = resolveType(
+                    typeRef.rightType
+                        ?: return ConeKotlinErrorType(ConeSimpleDiagnostic("Problem during processing intersection type")) to null,
+                    scopeClassDeclaration,
+                    areBareTypesAllowed,
+                    isOperandOfIsOperator,
+                    useSiteFile,
+                    supertypeSupplier
+                )
+
+                if (rightType.isAny && leftType is ConeTypeParameterType) {
+                    ConeDefinitelyNotNullType(leftType) to leftDiagnostic //how properly concat (leftDiagnostic + rightDiagnostic)?
+                } else {
+                    ConeKotlinErrorType(ConeUnsupported("Intersection types are not supported yet", typeRef.source)) to null
+                }
+
+            }
            else -> error(typeRef.render())
        }
    }