disable dynamic debounce values when running out of source or when developing an extension (#184159)

re https://github.com/microsoft/vscode/issues/144541

src/vs/editor/common/services/languageFeatureDebounce.ts

@@ -8,6 +8,7 @@ import { LRUCache } from 'vs/base/common/map';
 import { clamp, MovingAverage, SlidingWindowAverage } from 'vs/base/common/numbers';
 import { LanguageFeatureRegistry } from 'vs/editor/common/languageFeatureRegistry';
 import { ITextModel } from 'vs/editor/common/model';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 import { InstantiationType, registerSingleton } from 'vs/platform/instantiation/common/extensions';
 import { createDecorator } from 'vs/platform/instantiation/common/instantiation';
 import { ILogService } from 'vs/platform/log/common/log';
@@ -42,6 +43,21 @@ namespace IdentityHash {
 	}
 }
 
+class NullDebounceInformation implements IFeatureDebounceInformation {
+
+	constructor(private readonly _default: number) { }
+
+	get(_model: ITextModel): number {
+		return this._default;
+	}
+	update(_model: ITextModel, _value: number): number {
+		return this._default;
+	}
+	default(): number {
+		return this._default;
+	}
+}
+
 class FeatureDebounceInformation implements IFeatureDebounceInformation {
 
 	private readonly _cache = new LRUCache<string, SlidingWindowAverage>(50, 0.7);
@@ -100,10 +116,15 @@ export class LanguageFeatureDebounceService implements ILanguageFeatureDebounceS
 
 	declare _serviceBrand: undefined;
 
-	private readonly _data = new Map<string, FeatureDebounceInformation>();
+	private readonly _data = new Map<string, IFeatureDebounceInformation>();
+	private readonly _isDev: boolean;
 
-	constructor(@ILogService private readonly _logService: ILogService) {
+	constructor(
+		@ILogService private readonly _logService: ILogService,
+		@IEnvironmentService envService: IEnvironmentService,
+	) {
 
+		this._isDev = envService.isExtensionDevelopment || !envService.isBuilt;
 	}
 
 	for(feature: LanguageFeatureRegistry<object>, name: string, config?: { min?: number; max?: number; key?: string }): IFeatureDebounceInformation {
@@ -113,14 +134,19 @@ export class LanguageFeatureDebounceService implements ILanguageFeatureDebounceS
 		const key = `${IdentityHash.of(feature)},${min}${extra ? ',' + extra : ''}`;
 		let info = this._data.get(key);
 		if (!info) {
-			info = new FeatureDebounceInformation(
-				this._logService,
-				name,
-				feature,
-				(this._overallAverage() | 0) || (min * 1.5), // default is overall default or derived from min-value
-				min,
-				max
-			);
+			if (!this._isDev) {
+				this._logService.debug(`[DEBOUNCE: ${name}] is disabled in developed mode`);
+				info = new NullDebounceInformation(min * 1.5);
+			} else {
+				info = new FeatureDebounceInformation(
+					this._logService,
+					name,
+					feature,
+					(this._overallAverage() | 0) || (min * 1.5), // default is overall default or derived from min-value
+					min,
+					max
+				);
+			}
 			this._data.set(key, info);
 		}
 		return info;

src/vs/editor/contrib/documentSymbols/test/browser/outlineModel.test.ts

@@ -16,6 +16,8 @@ import { createModelServices, createTextModel } from 'vs/editor/test/common/test
 import { NullLogService } from 'vs/platform/log/common/log';
 import { IMarker, MarkerSeverity } from 'vs/platform/markers/common/markers';
 import { OutlineElement, OutlineGroup, OutlineModel, OutlineModelService } from '../../browser/outlineModel';
+import { mock } from 'vs/base/test/common/mock';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 
 suite('OutlineModel', function () {
 
@@ -30,7 +32,11 @@ suite('OutlineModel', function () {
 
 		const insta = createModelServices(disposables);
 		const modelService = insta.get(IModelService);
-		const service = new OutlineModelService(languageFeaturesService, new LanguageFeatureDebounceService(new NullLogService()), modelService);
+		const envService = new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		};
+		const service = new OutlineModelService(languageFeaturesService, new LanguageFeatureDebounceService(new NullLogService(), envService), modelService);
 
 		const model = createTextModel('foo', undefined, undefined, URI.file('/fome/path.foo'));
 		let count = 0;
@@ -61,7 +67,11 @@ suite('OutlineModel', function () {
 
 		const insta = createModelServices(disposables);
 		const modelService = insta.get(IModelService);
-		const service = new OutlineModelService(languageFeaturesService, new LanguageFeatureDebounceService(new NullLogService()), modelService);
+		const envService = new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		};
+		const service = new OutlineModelService(languageFeaturesService, new LanguageFeatureDebounceService(new NullLogService(), envService), modelService);
 		const model = createTextModel('foo', undefined, undefined, URI.file('/fome/path.foo'));
 		let isCancelled = false;
 

src/vs/editor/contrib/semanticTokens/test/browser/documentSemanticTokens.test.ts

@@ -31,6 +31,8 @@ import { LanguageFeaturesService } from 'vs/editor/common/services/languageFeatu
 import { ILanguageFeaturesService } from 'vs/editor/common/services/languageFeatures';
 import { SemanticTokensStylingService } from 'vs/editor/common/services/semanticTokensStylingService';
 import { DocumentSemanticTokensFeature } from 'vs/editor/contrib/semanticTokens/browser/documentSemanticTokens';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
+import { mock } from 'vs/base/test/common/mock';
 
 suite('ModelSemanticColoring', () => {
 
@@ -54,7 +56,11 @@ suite('ModelSemanticColoring', () => {
 			languageService,
 			new TestLanguageConfigurationService(),
 		));
-		disposables.add(new DocumentSemanticTokensFeature(semanticTokensStylingService, modelService, themeService, configService, new LanguageFeatureDebounceService(logService), languageFeaturesService));
+		const envService = new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		};
+		disposables.add(new DocumentSemanticTokensFeature(semanticTokensStylingService, modelService, themeService, configService, new LanguageFeatureDebounceService(logService, envService), languageFeaturesService));
 	});
 
 	teardown(() => {

src/vs/editor/contrib/stickyScroll/test/browser/stickyScroll.test.ts

@@ -20,6 +20,7 @@ import { ILanguageFeatureDebounceService, LanguageFeatureDebounceService } from
 import { TestLanguageConfigurationService } from 'vs/editor/test/common/modes/testLanguageConfigurationService';
 import { SyncDescriptor } from 'vs/platform/instantiation/common/descriptors';
 import { runWithFakedTimers } from 'vs/base/test/common/timeTravelScheduler';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 
 suite('Sticky Scroll Tests', () => {
 
@@ -28,6 +29,10 @@ suite('Sticky Scroll Tests', () => {
 		[ILogService, new NullLogService()],
 		[IContextMenuService, new class extends mock<IContextMenuService>() { }],
 		[ILanguageConfigurationService, new TestLanguageConfigurationService()],
+		[IEnvironmentService, new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		}],
 		[ILanguageFeatureDebounceService, new SyncDescriptor(LanguageFeatureDebounceService)],
 	);
 

src/vs/editor/test/browser/testCodeEditor.ts

@@ -4,6 +4,7 @@
  *--------------------------------------------------------------------------------------------*/
 
 import { DisposableStore, IDisposable, toDisposable } from 'vs/base/common/lifecycle';
+import { mock } from 'vs/base/test/common/mock';
 import { EditorConfiguration, IEditorConstructionOptions } from 'vs/editor/browser/config/editorConfiguration';
 import { IActiveCodeEditor, ICodeEditor } from 'vs/editor/browser/editorBrowser';
 import { ICodeEditorService } from 'vs/editor/browser/services/codeEditorService';
@@ -39,6 +40,7 @@ import { TestConfigurationService } from 'vs/platform/configuration/test/common/
 import { IContextKeyService, IContextKeyServiceTarget } from 'vs/platform/contextkey/common/contextkey';
 import { IDialogService } from 'vs/platform/dialogs/common/dialogs';
 import { TestDialogService } from 'vs/platform/dialogs/test/common/testDialogService';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 import { SyncDescriptor } from 'vs/platform/instantiation/common/descriptors';
 import { BrandedService, IInstantiationService, ServiceIdentifier } from 'vs/platform/instantiation/common/instantiation';
 import { ServiceCollection } from 'vs/platform/instantiation/common/serviceCollection';
@@ -191,6 +193,11 @@ export function createCodeEditorServices(disposables: DisposableStore, services:
 	define(IContextKeyService, MockContextKeyService);
 	define(ICommandService, TestCommandService);
 	define(ITelemetryService, NullTelemetryServiceShape);
+	define(IEnvironmentService, class extends mock<IEnvironmentService>() {
+		declare readonly _serviceBrand: undefined;
+		override isBuilt: boolean = true;
+		override isExtensionDevelopment: boolean = false;
+	});
 	define(ILanguageFeatureDebounceService, LanguageFeatureDebounceService);
 	define(ILanguageFeaturesService, LanguageFeaturesService);
 

src/vs/editor/test/common/testTextModel.ts

@@ -32,6 +32,8 @@ import { PLAINTEXT_LANGUAGE_ID } from 'vs/editor/common/languages/modesRegistry'
 import { ILanguageFeatureDebounceService, LanguageFeatureDebounceService } from 'vs/editor/common/services/languageFeatureDebounce';
 import { ILanguageFeaturesService } from 'vs/editor/common/services/languageFeatures';
 import { LanguageFeaturesService } from 'vs/editor/common/services/languageFeaturesService';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
+import { mock } from 'vs/base/test/common/mock';
 
 class TestTextModel extends TextModel {
 	public registerDisposable(disposable: IDisposable): void {
@@ -96,6 +98,10 @@ export function createModelServices(disposables: DisposableStore, services: Serv
 		[ITextResourcePropertiesService, TestTextResourcePropertiesService],
 		[IThemeService, TestThemeService],
 		[ILogService, NullLogService],
+		[IEnvironmentService, new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		}],
 		[ILanguageFeatureDebounceService, LanguageFeatureDebounceService],
 		[ILanguageFeaturesService, LanguageFeaturesService],
 		[IModelService, ModelService],

src/vs/workbench/api/test/browser/extHostApiCommands.test.ts

@@ -61,6 +61,7 @@ import { IUriIdentityService } from 'vs/platform/uriIdentity/common/uriIdentity'
 import { IExtHostTelemetry } from 'vs/workbench/api/common/extHostTelemetry';
 import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
 import { TestConfigurationService } from 'vs/platform/configuration/test/common/testConfigurationService';
+import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 
 function assertRejects(fn: () => Promise<any>, message: string = 'Expected rejection') {
 	return fn().then(() => assert.ok(false, message), _err => assert.ok(true));
@@ -124,6 +125,10 @@ suite('ExtHostLanguageFeatureCommands', function () {
 				return Promise.resolve(insta.invokeFunction(handler, ...args));
 			}
 		}));
+		services.set(IEnvironmentService, new class extends mock<IEnvironmentService>() {
+			override isBuilt: boolean = true;
+			override isExtensionDevelopment: boolean = false;
+		});
 		services.set(IMarkerService, new MarkerService());
 		services.set(ILogService, new SyncDescriptor(NullLogService));
 		services.set(ILanguageFeatureDebounceService, new SyncDescriptor(LanguageFeatureDebounceService));