diff --git a/lib/de/diagnosticMessages.generated.json b/lib/de/diagnosticMessages.generated.json
index 33f191ca722..9a63b99d233 100644
--- a/lib/de/diagnosticMessages.generated.json
+++ b/lib/de/diagnosticMessages.generated.json
@@ -117,6 +117,7 @@
   "All_declarations_of_0_must_have_identical_modifiers_2687": "Alle Deklarationen von \"{0}\" müssen identische Modifizierer aufweisen.",
   "All_declarations_of_0_must_have_identical_type_parameters_2428": "Alle Deklarationen von \"{0}\" müssen identische Typparameter aufweisen.",
   "All_declarations_of_an_abstract_method_must_be_consecutive_2516": "Alle Deklarationen einer abstrakten Methode müssen aufeinanderfolgend sein.",
+  "All_destructured_elements_are_unused_6198": "Alle destrukturierten Elemente werden nicht verwendet.",
   "All_imports_in_import_declaration_are_unused_6192": "Keiner der Importe in der Importdeklaration wird verwendet.",
   "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011": "Standardimporte von Modulen ohne Standardexport zulassen. Dies wirkt sich nicht auf die Codeausgabe aus, lediglich auf die Typprüfung.",
   "Allow_javascript_files_to_be_compiled_6102": "Kompilierung von JavaScript-Dateien zulassen.",
@@ -220,6 +221,7 @@
   "Cannot_invoke_an_object_which_is_possibly_null_2721": "Ein Objekt, das möglicherweise NULL ist, kann nicht aufgerufen werden.",
   "Cannot_invoke_an_object_which_is_possibly_null_or_undefined_2723": "Ein Objekt, das möglicherweise NULL oder nicht definiert ist, kann nicht aufgerufen werden.",
   "Cannot_invoke_an_object_which_is_possibly_undefined_2722": "Ein Objekt, das möglicherweise nicht definiert ist, kann nicht aufgerufen werden.",
+  "Cannot_prepend_project_0_because_it_does_not_have_outFile_set_6308": "Das Projekt \"{0}\" kann nicht vorgestellt werden, weil \"outFile\" nicht festgelegt wurde.",
   "Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided_1205": "Ein Typ kann nicht erneut exportiert werden, wenn das Flag \"--isolatedModules\" angegeben ist.",
   "Cannot_read_file_0_Colon_1_5012": "Die Datei \"{0}\" kann nicht gelesen werden: {1}",
   "Cannot_redeclare_block_scoped_variable_0_2451": "Die blockbezogene Variable \"{0}\" Blockbereich kann nicht erneut deklariert werden.",
@@ -260,6 +262,7 @@
   "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020": "Kompilieren Sie das dem Pfad zugewiesene Projekt zu dessen Konfigurationsdatei oder zu einem Ordner mit der Datei \"tsconfig.json\".",
   "Compiler_option_0_expects_an_argument_6044": "Die Compileroption \"{0}\" erwartet ein Argument.",
   "Compiler_option_0_requires_a_value_of_type_1_5024": "Die Compileroption \"{0}\" erfordert einen Wert vom Typ \"{1}\".",
+  "Composite_projects_may_not_disable_declaration_emit_6304": "In zusammengesetzten Projekten kann die Deklarationsausgabe nicht deaktiviert werden.",
   "Computed_property_names_are_not_allowed_in_enums_1164": "Berechnete Eigenschaftennamen sind in Enumerationen unzulässig.",
   "Computed_values_are_not_permitted_in_an_enum_with_string_valued_members_2553": "Berechnete Werte sind in einer Enumeration mit Membern mit Zeichenfolgenwerten nicht zulässig.",
   "Concatenate_and_emit_output_to_single_file_6001": "Verketten und Ausgabe in einer Datei speichern.",
@@ -328,8 +331,8 @@
   "Duplicate_label_0_1114": "Doppelte Bezeichnung \"{0}\".",
   "Duplicate_number_index_signature_2375": "Doppelte Zahlenindexsignatur.",
   "Duplicate_string_index_signature_2374": "Doppelte Zeichenfolgen-Indexsignatur.",
-  "Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules_1323": "Der dynamische Import kann nicht verwendet werden, wenn ECMAScript 2015-Module das Ziel sind.",
   "Dynamic_import_cannot_have_type_arguments_1326": "Der dynamische Import kann nicht über Typargumente verfügen.",
+  "Dynamic_import_is_only_supported_when_module_flag_is_commonjs_or_esNext_1323": "Dynamic import is only supported when '--module' flag is 'commonjs' or 'esNext'.",
   "Dynamic_import_must_have_one_specifier_as_an_argument_1324": "Der dynamische Import benötigt einen Spezifizierer als Argument.",
   "Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0_7036": "Der Spezifizierer des dynamischen Imports muss den Typ \"string\" aufweisen, hier ist er jedoch vom Typ \"{0}\".",
   "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015": "Das Element weist implizit einen Typ \"any\" auf, weil der Indexausdruck nicht vom Typ \"number\" ist.",
@@ -338,6 +341,7 @@
   "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151": "Geben Sie eine einzelne Datei mit Quellzuordnungen anstelle einer separaten Datei aus.",
   "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152": "Geben Sie die Quelle zusammen mit den Quellzuordnungen innerhalb einer einzelnen Datei aus; hierfür muss \"--inlineSourceMap\" oder \"--sourceMap\" festgelegt sein.",
   "Enable_all_strict_type_checking_options_6180": "Aktivieren Sie alle strengen Typüberprüfungsoptionen.",
+  "Enable_project_compilation_6302": "Projektkompilierung aktivieren",
   "Enable_strict_checking_of_function_types_6186": "Aktivieren Sie die strenge Überprüfung für Funktionstypen.",
   "Enable_strict_checking_of_property_initialization_in_classes_6187": "Aktivieren Sie die strenge Überprüfung der Eigenschafteninitialisierung in Klassen.",
   "Enable_strict_null_checks_6113": "Strenge NULL-Überprüfungen aktivieren.",
@@ -399,6 +403,7 @@
   "File_0_has_an_unsupported_extension_so_skipping_it_6081": "Die Datei \"{0}\" hat eine nicht unterstützte Erweiterung und wird übersprungen.",
   "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054": "Die Datei \"{0}\" weist eine nicht unterstützte Erweiterung auf. Die einzigen unterstützten Erweiterungen sind \"{1}\".",
   "File_0_is_not_a_module_2306": "Die Datei \"{0}\" ist kein Modul.",
+  "File_0_is_not_in_project_file_list_Projects_must_list_all_files_or_use_an_include_pattern_6307": "Die Datei \"{0}\" befindet sich nicht in der Liste der Projektdateien. Projekte müssen alle Dateien auflisten oder ein include-Muster verwenden.",
   "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059": "Datei \"{0}\" befindet sich nicht unter \"rootDir\" \"{1}\". \"rootDir\" muss alle Quelldateien enthalten.",
   "File_0_not_found_6053": "Die Datei \"{0}\" wurde nicht gefunden.",
   "File_change_detected_Starting_incremental_compilation_6032": "Es wurde eine Dateiänderung erkannt. Die inkrementelle Kompilierung wird gestartet...",
@@ -463,7 +468,7 @@
   "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066": "In Umgebungsenumerationsdeklarationen muss der Memberinitialisierer ein konstanter Ausdruck sein.",
   "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432": "In einer Enumeration mit mehreren Deklarationen kann nur eine Deklaration einen Initialisierer für das erste Enumerationselement ausgeben.",
   "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474": "In const-Enumerationsdeklarationen muss der Memberinitialisierer ein konstanter Ausdruck sein.",
-  "Include_modules_imported_with_json_extension_6197": "Include modules imported with '.json' extension",
+  "Include_modules_imported_with_json_extension_6197": "Importierte Module mit der Erweiterung \"JSON\" einschließen",
   "Index_signature_in_type_0_only_permits_reading_2542": "Die Indexsignatur in Typ \"{0}\" lässt nur Lesevorgänge zu.",
   "Index_signature_is_missing_in_type_0_2329": "Die Indexsignatur fehlt im Typ \"{0}\".",
   "Index_signatures_are_incompatible_2330": "Die Indexsignaturen sind nicht kompatibel.",
@@ -562,6 +567,7 @@
   "Module_name_0_was_successfully_resolved_to_1_6089": "======== Der Modulname \"{0}\" wurde erfolgreich in \"{1}\" aufgelöst. ========",
   "Module_resolution_kind_is_not_specified_using_0_6088": "Die Art der Modulauflösung wird nicht angegeben. \"{0}\" wird verwendet.",
   "Module_resolution_using_rootDirs_has_failed_6111": "Fehler bei der Modulauflösung mithilfe von \"rootDirs\".",
+  "Move_to_a_new_file_95049": "Move to a new file",
   "Multiple_consecutive_numeric_separators_are_not_permitted_6189": "Mehrere aufeinander folgende numerische Trennzeichen sind nicht zulässig.",
   "Multiple_constructor_implementations_are_not_allowed_2392": "Mehrere Konstruktorimplementierungen sind unzulässig.",
   "NEWLINE_6061": "NEUE ZEILE",
@@ -603,9 +609,11 @@
   "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047": "Die Option \"isolatedModules\" kann nur verwendet werden, wenn entweder die Option \"--module\" angegeben ist oder die Option \"target\" den Wert \"ES2015\" oder höher aufweist.",
   "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060": "Die \"path\"-Option kann nicht ohne Angabe der \"-baseUrl\"-Option angegeben werden.",
   "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042": "Die Option \"project\" darf nicht mit Quelldateien in einer Befehlszeile kombiniert werden.",
-  "Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy_5070": "Option '--resolveJsonModule' cannot be specified without 'node' module resolution strategy.",
+  "Option_resolveJsonModule_cannot_be_specified_without_node_module_resolution_strategy_5070": "Die Option \"--resolveJsonModule\" kann nicht ohne die Modulauflösungsstrategie \"node\" angegeben werden.",
   "Options_Colon_6027": "Optionen:",
   "Output_directory_for_generated_declaration_files_6166": "Ausgabeverzeichnis für erstellte Deklarationsdateien.",
+  "Output_file_0_from_project_1_does_not_exist_6309": "Die Ausgabedatei \"{0}\" aus dem Projekt \"{1}\" ist nicht vorhanden.",
+  "Output_file_0_has_not_been_built_from_source_file_1_6305": "Die Ausgabedatei \"{0}\" wurde nicht aus der Quelldatei \"{1}\" erstellt.",
   "Overload_signature_is_not_compatible_with_function_implementation_2394": "Die Überladungssignatur ist nicht mit der Funktionsimplementierung kompatibel.",
   "Overload_signatures_must_all_be_abstract_or_non_abstract_2512": "Überladungssignaturen müssen alle abstrakt oder nicht abstrakt sein.",
   "Overload_signatures_must_all_be_ambient_or_non_ambient_2384": "Überladungssignaturen müssen alle umgebend oder nicht umgebend sein.",
@@ -649,6 +657,8 @@
   "Print_names_of_generated_files_part_of_the_compilation_6154": "Drucknamen des generierten Dateiteils der Kompilierung.",
   "Print_the_compiler_s_version_6019": "Die Version des Compilers ausgeben.",
   "Print_this_message_6017": "Diese Nachricht ausgeben.",
+  "Project_references_may_not_form_a_circular_graph_Cycle_detected_Colon_0_6202": "Projektverweise dürfen keinen kreisförmigen Graphen bilden. Zyklus erkannt: {0}",
+  "Projects_to_reference_6300": "Zu referenzierende Projekte",
   "Property_0_does_not_exist_on_const_enum_1_2479": "Die Eigenschaft \"{0}\" ist für die const-Enumeration \"{1}\" nicht vorhanden.",
   "Property_0_does_not_exist_on_type_1_2339": "Die Eigenschaft \"{0}\" ist für den Typ \"{1}\" nicht vorhanden.",
   "Property_0_does_not_exist_on_type_1_Did_you_forget_to_use_await_2570": "Die Eigenschaft \"{0}\" ist im Typ \"{1}\" nicht vorhanden. Haben Sie \"await\" nicht verwendet?",
@@ -696,8 +706,12 @@
   "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052": "Fehler für Ausdrücke und Deklarationen mit einem impliziten any-Typ auslösen.",
   "Raise_error_on_this_expressions_with_an_implied_any_type_6115": "Fehler für \"this\"-Ausdrücke mit einem impliziten any-Typ auslösen.",
   "Redirect_output_structure_to_the_directory_6006": "Die Ausgabestruktur in das Verzeichnis umleiten.",
+  "Referenced_project_0_must_have_setting_composite_Colon_true_6306": "Das referenzierte Projekt \"{0}\" muss für die Einstellung \"composite\" den Wert TRUE aufweisen.",
+  "Remove_all_unreachable_code_95051": "Remove all unreachable code",
   "Remove_declaration_for_Colon_0_90004": "Deklaration entfernen für: {0}",
+  "Remove_destructuring_90009": "Destrukturierung entfernen",
   "Remove_import_from_0_90005": "Import aus \"{0}\" entfernen",
+  "Remove_unreachable_code_95050": "Remove unreachable code",
   "Replace_import_with_0_95015": "Ersetzen Sie den Import durch \"{0}\".",
   "Report_error_when_not_all_code_paths_in_function_return_a_value_6075": "Fehler melden, wenn nicht alle Codepfade in der Funktion einen Wert zurückgeben.",
   "Report_errors_for_fallthrough_cases_in_switch_statement_6076": "Für FallTrough-Fälle in switch-Anweisung Fehler melden.",
diff --git a/lib/ru/diagnosticMessages.generated.json b/lib/ru/diagnosticMessages.generated.json
index e45d3c110bc..934cd404a51 100644
--- a/lib/ru/diagnosticMessages.generated.json
+++ b/lib/ru/diagnosticMessages.generated.json
@@ -468,7 +468,7 @@
   "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066": "Во внешних объявлениях перечислений инициализатор элемента должен быть константным выражением.",
   "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432": "В перечислении с несколькими объявлениями только одно объявление может опустить инициализатор для своего первого элемента перечисления.",
   "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474": "В инициализаторе элементов объявлений перечисления const должно быть константным выражением.",
-  "Include_modules_imported_with_json_extension_6197": "Include modules imported with '.json' extension",
+  "Include_modules_imported_with_json_extension_6197": "Включать модули, импортированные с расширением .json",
   "Index_signature_in_type_0_only_permits_reading_2542": "Сигнатура индекса в типе \"{0}\" разрешает только чтение.",
   "Index_signature_is_missing_in_type_0_2329": "В типе \"{0}\" отсутствует сигнатура индекса.",
   "Index_signatures_are_incompatible_2330": "Сигнатуры индекса несовместимы.",
@@ -706,7 +706,7 @@
   "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052": "Вызывать ошибку в выражениях и объявлениях с подразумеваемым типом any.",
   "Raise_error_on_this_expressions_with_an_implied_any_type_6115": "Вызвать ошибку в выражениях this с неявным типом any.",
   "Redirect_output_structure_to_the_directory_6006": "Перенаправить структуру вывода в каталог.",
-  "Referenced_project_0_must_have_setting_composite_Colon_true_6306": "Referenced project '{0}' must have setting \"composite\": true.",
+  "Referenced_project_0_must_have_setting_composite_Colon_true_6306": "Указанный в ссылке проект \"{0}\" должен иметь следующее значение параметра composite: true.",
   "Remove_declaration_for_Colon_0_90004": "Удалите объявление: \"{0}\"",
   "Remove_destructuring_90009": "Удалить деструктурирование",
   "Remove_import_from_0_90005": "Удалить импорт из \"{0}\"",
diff --git a/lib/tsc.js b/lib/tsc.js
index b1b42bc90f6..262b513c2c4 100644
--- a/lib/tsc.js
+++ b/lib/tsc.js
@@ -50930,7 +50930,7 @@ var ts;
     var asyncGeneratorHelper = {
         name: "typescript:asyncGenerator",
         scoped: false,
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);  }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
+        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
     };
     function createAsyncGeneratorHelper(context, generatorFunc) {
         context.requestEmitHelper(awaitHelper);
@@ -50945,7 +50945,7 @@ var ts;
     var asyncDelegator = {
         name: "typescript:asyncDelegator",
         scoped: false,
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n            };"
+        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
     };
     function createAsyncDelegatorHelper(context, expression, location) {
         context.requestEmitHelper(awaitHelper);
@@ -50955,7 +50955,7 @@ var ts;
     var asyncValues = {
         name: "typescript:asyncValues",
         scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator];\n                return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n            };"
+        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
     };
     function createAsyncValuesHelper(context, expression, location) {
         context.requestEmitHelper(asyncValues);
@@ -67476,10 +67476,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {
diff --git a/lib/tsserver.js b/lib/tsserver.js
index 50e11fa3c57..1149c8e2d8a 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -52430,7 +52430,7 @@ var ts;
     var asyncGeneratorHelper = {
         name: "typescript:asyncGenerator",
         scoped: false,
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);  }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
+        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
     };
     function createAsyncGeneratorHelper(context, generatorFunc) {
         context.requestEmitHelper(awaitHelper);
@@ -52445,7 +52445,7 @@ var ts;
     var asyncDelegator = {
         name: "typescript:asyncDelegator",
         scoped: false,
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n            };"
+        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
     };
     function createAsyncDelegatorHelper(context, expression, location) {
         context.requestEmitHelper(awaitHelper);
@@ -52455,7 +52455,7 @@ var ts;
     var asyncValues = {
         name: "typescript:asyncValues",
         scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator];\n                return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n            };"
+        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
     };
     function createAsyncValuesHelper(context, expression, location) {
         context.requestEmitHelper(asyncValues);
@@ -69120,10 +69120,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {
@@ -91992,7 +91993,7 @@ var ts;
             ProjectKind[ProjectKind["External"] = 2] = "External";
         })(ProjectKind = server.ProjectKind || (server.ProjectKind = {}));
         function countEachFileTypes(infos) {
-            var result = { js: 0, jsx: 0, ts: 0, tsx: 0, dts: 0 };
+            var result = { js: 0, jsx: 0, ts: 0, tsx: 0, dts: 0, deferred: 0 };
             for (var _i = 0, infos_1 = infos; _i < infos_1.length; _i++) {
                 var info = infos_1[_i];
                 switch (info.scriptKind) {
@@ -92010,6 +92011,9 @@ var ts;
                     case 4:
                         result.tsx += 1;
                         break;
+                    case 7:
+                        result.deferred += 1;
+                        break;
                 }
             }
             return result;
diff --git a/lib/tsserverlibrary.d.ts b/lib/tsserverlibrary.d.ts
index 061ff2aeae1..c069dbf4d04 100644
--- a/lib/tsserverlibrary.d.ts
+++ b/lib/tsserverlibrary.d.ts
@@ -8047,6 +8047,7 @@ declare namespace ts.server {
         readonly ts: number;
         readonly tsx: number;
         readonly dts: number;
+        readonly deferred: number;
     }
     interface OpenFileInfo {
         readonly checkJs: boolean;
diff --git a/lib/tsserverlibrary.js b/lib/tsserverlibrary.js
index 26de30f325c..234ca049715 100644
--- a/lib/tsserverlibrary.js
+++ b/lib/tsserverlibrary.js
@@ -62081,7 +62081,7 @@ var ts;
     var asyncGeneratorHelper = {
         name: "typescript:asyncGenerator",
         scoped: false,
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);  }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
+        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
     };
     function createAsyncGeneratorHelper(context, generatorFunc) {
         context.requestEmitHelper(awaitHelper);
@@ -62098,7 +62098,7 @@ var ts;
     var asyncDelegator = {
         name: "typescript:asyncDelegator",
         scoped: false,
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n            };"
+        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
     };
     function createAsyncDelegatorHelper(context, expression, location) {
         context.requestEmitHelper(awaitHelper);
@@ -62109,7 +62109,7 @@ var ts;
     var asyncValues = {
         name: "typescript:asyncValues",
         scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator];\n                return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n            };"
+        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
     };
     function createAsyncValuesHelper(context, expression, location) {
         context.requestEmitHelper(asyncValues);
@@ -83280,10 +83280,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {
@@ -109854,7 +109855,7 @@ var ts;
         })(ProjectKind = server.ProjectKind || (server.ProjectKind = {}));
         /* @internal */
         function countEachFileTypes(infos) {
-            var result = { js: 0, jsx: 0, ts: 0, tsx: 0, dts: 0 };
+            var result = { js: 0, jsx: 0, ts: 0, tsx: 0, dts: 0, deferred: 0 };
             for (var _i = 0, infos_1 = infos; _i < infos_1.length; _i++) {
                 var info = infos_1[_i];
                 switch (info.scriptKind) {
@@ -109872,6 +109873,9 @@ var ts;
                     case 4 /* TSX */:
                         result.tsx += 1;
                         break;
+                    case 7 /* Deferred */:
+                        result.deferred += 1;
+                        break;
                 }
             }
             return result;
diff --git a/lib/typescript.js b/lib/typescript.js
index b920392a8d7..321759080ea 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -62081,7 +62081,7 @@ var ts;
     var asyncGeneratorHelper = {
         name: "typescript:asyncGenerator",
         scoped: false,
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);  }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
+        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
     };
     function createAsyncGeneratorHelper(context, generatorFunc) {
         context.requestEmitHelper(awaitHelper);
@@ -62098,7 +62098,7 @@ var ts;
     var asyncDelegator = {
         name: "typescript:asyncDelegator",
         scoped: false,
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n            };"
+        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
     };
     function createAsyncDelegatorHelper(context, expression, location) {
         context.requestEmitHelper(awaitHelper);
@@ -62109,7 +62109,7 @@ var ts;
     var asyncValues = {
         name: "typescript:asyncValues",
         scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator];\n                return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n            };"
+        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
     };
     function createAsyncValuesHelper(context, expression, location) {
         context.requestEmitHelper(asyncValues);
@@ -83280,10 +83280,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index b920392a8d7..321759080ea 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -62081,7 +62081,7 @@ var ts;
     var asyncGeneratorHelper = {
         name: "typescript:asyncGenerator",
         scoped: false,
-        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);  }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
+        text: "\n            var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var g = generator.apply(thisArg, _arguments || []), i, q = [];\n                return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n                function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n                function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n                function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n                function fulfill(value) { resume(\"next\", value); }\n                function reject(value) { resume(\"throw\", value); }\n                function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n            };"
     };
     function createAsyncGeneratorHelper(context, generatorFunc) {
         context.requestEmitHelper(awaitHelper);
@@ -62098,7 +62098,7 @@ var ts;
     var asyncDelegator = {
         name: "typescript:asyncDelegator",
         scoped: false,
-        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n            };"
+        text: "\n            var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n                var i, p;\n                return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n                function verb(n, f) { i[n] = o[n] ? function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; } : f; }\n            };"
     };
     function createAsyncDelegatorHelper(context, expression, location) {
         context.requestEmitHelper(awaitHelper);
@@ -62109,7 +62109,7 @@ var ts;
     var asyncValues = {
         name: "typescript:asyncValues",
         scoped: false,
-        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator];\n                return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n            };"
+        text: "\n            var __asyncValues = (this && this.__asyncValues) || function (o) {\n                if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n                var m = o[Symbol.asyncIterator], i;\n                return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i);\n                function verb(n) { i[n] = o[n] && function (v) { return new Promise(function (resolve, reject) { v = o[n](v), settle(resolve, reject, v.done, v.value); }); }; }\n                function settle(resolve, reject, d, v) { Promise.resolve(v).then(function(v) { resolve({ value: v, done: d }); }, reject); }\n            };"
     };
     function createAsyncValuesHelper(context, expression, location) {
         context.requestEmitHelper(asyncValues);
@@ -83280,10 +83280,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {
diff --git a/lib/typingsInstaller.js b/lib/typingsInstaller.js
index b853404b9a4..cf1d404da7e 100644
--- a/lib/typingsInstaller.js
+++ b/lib/typingsInstaller.js
@@ -18612,10 +18612,11 @@ var ts;
                     createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array");
                 }
             }
-            else {
-                var outDir = raw.compilerOptions && raw.compilerOptions.outDir;
-                if (outDir) {
-                    excludeSpecs = [outDir];
+            else if (raw.compilerOptions) {
+                var outDir = raw.compilerOptions.outDir;
+                var declarationDir = raw.compilerOptions.declarationDir;
+                if (outDir || declarationDir) {
+                    excludeSpecs = [outDir, declarationDir].filter(function (d) { return !!d; });
                 }
             }
             if (filesSpecs === undefined && includeSpecs === undefined) {