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debugSession.ts
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debugSession.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as aria from '../../../../base/browser/ui/aria/aria.js';
import { distinct } from '../../../../base/common/arrays.js';
import { Queue, RunOnceScheduler, raceTimeout } from '../../../../base/common/async.js';
import { CancellationToken, CancellationTokenSource } from '../../../../base/common/cancellation.js';
import { canceled } from '../../../../base/common/errors.js';
import { Emitter, Event } from '../../../../base/common/event.js';
import { normalizeDriveLetter } from '../../../../base/common/labels.js';
import { Disposable, DisposableMap, DisposableStore, IDisposable, MutableDisposable, dispose } from '../../../../base/common/lifecycle.js';
import { mixin } from '../../../../base/common/objects.js';
import * as platform from '../../../../base/common/platform.js';
import * as resources from '../../../../base/common/resources.js';
import Severity from '../../../../base/common/severity.js';
import { URI } from '../../../../base/common/uri.js';
import { generateUuid } from '../../../../base/common/uuid.js';
import { IPosition, Position } from '../../../../editor/common/core/position.js';
import { localize } from '../../../../nls.js';
import { IConfigurationService } from '../../../../platform/configuration/common/configuration.js';
import { IInstantiationService } from '../../../../platform/instantiation/common/instantiation.js';
import { ILogService } from '../../../../platform/log/common/log.js';
import { INotificationService } from '../../../../platform/notification/common/notification.js';
import { IProductService } from '../../../../platform/product/common/productService.js';
import { ICustomEndpointTelemetryService, ITelemetryService, TelemetryLevel } from '../../../../platform/telemetry/common/telemetry.js';
import { IUriIdentityService } from '../../../../platform/uriIdentity/common/uriIdentity.js';
import { IWorkspaceContextService, IWorkspaceFolder } from '../../../../platform/workspace/common/workspace.js';
import { ViewContainerLocation } from '../../../common/views.js';
import { RawDebugSession } from './rawDebugSession.js';
import { AdapterEndEvent, IBreakpoint, IConfig, IDataBreakpoint, IDataBreakpointInfoResponse, IDebugConfiguration, IDebugLocationReferenced, IDebugService, IDebugSession, IDebugSessionOptions, IDebugger, IExceptionBreakpoint, IExceptionInfo, IFunctionBreakpoint, IInstructionBreakpoint, IMemoryRegion, IRawModelUpdate, IRawStoppedDetails, IReplElement, IStackFrame, IThread, LoadedSourceEvent, State, VIEWLET_ID, isFrameDeemphasized } from '../common/debug.js';
import { DebugCompoundRoot } from '../common/debugCompoundRoot.js';
import { DebugModel, ExpressionContainer, MemoryRegion, Thread } from '../common/debugModel.js';
import { Source } from '../common/debugSource.js';
import { filterExceptionsFromTelemetry } from '../common/debugUtils.js';
import { INewReplElementData, ReplModel } from '../common/replModel.js';
import { IWorkbenchEnvironmentService } from '../../../services/environment/common/environmentService.js';
import { IHostService } from '../../../services/host/browser/host.js';
import { ILifecycleService } from '../../../services/lifecycle/common/lifecycle.js';
import { IPaneCompositePartService } from '../../../services/panecomposite/browser/panecomposite.js';
import { getActiveWindow } from '../../../../base/browser/dom.js';
import { mainWindow } from '../../../../base/browser/window.js';
import { isDefined } from '../../../../base/common/types.js';
import { ITestService } from '../../testing/common/testService.js';
import { ITestResultService } from '../../testing/common/testResultService.js';
import { LiveTestResult } from '../../testing/common/testResult.js';
import { IAccessibilityService } from '../../../../platform/accessibility/common/accessibility.js';
const TRIGGERED_BREAKPOINT_MAX_DELAY = 1500;
export class DebugSession implements IDebugSession, IDisposable {
parentSession: IDebugSession | undefined;
rememberedCapabilities?: DebugProtocol.Capabilities;
private _subId: string | undefined;
raw: RawDebugSession | undefined; // used in tests
private initialized = false;
private _options: IDebugSessionOptions;
private sources = new Map<string, Source>();
private threads = new Map<number, Thread>();
private threadIds: number[] = [];
private cancellationMap = new Map<number, CancellationTokenSource[]>();
private readonly rawListeners = new DisposableStore();
private readonly globalDisposables = new DisposableStore();
private fetchThreadsScheduler: RunOnceScheduler | undefined;
private passFocusScheduler: RunOnceScheduler;
private lastContinuedThreadId: number | undefined;
private repl: ReplModel;
private stoppedDetails: IRawStoppedDetails[] = [];
private readonly statusQueue = this.rawListeners.add(new ThreadStatusScheduler());
/** Test run this debug session was spawned by */
public readonly correlatedTestRun?: LiveTestResult;
/** Whether we terminated the correlated run yet. Used so a 2nd terminate request goes through to the underlying session. */
private didTerminateTestRun?: boolean;
private readonly _onDidChangeState = new Emitter<void>();
private readonly _onDidEndAdapter = new Emitter<AdapterEndEvent | undefined>();
private readonly _onDidLoadedSource = new Emitter<LoadedSourceEvent>();
private readonly _onDidCustomEvent = new Emitter<DebugProtocol.Event>();
private readonly _onDidProgressStart = new Emitter<DebugProtocol.ProgressStartEvent>();
private readonly _onDidProgressUpdate = new Emitter<DebugProtocol.ProgressUpdateEvent>();
private readonly _onDidProgressEnd = new Emitter<DebugProtocol.ProgressEndEvent>();
private readonly _onDidInvalidMemory = new Emitter<DebugProtocol.MemoryEvent>();
private readonly _onDidChangeREPLElements = new Emitter<IReplElement | undefined>();
private _name: string | undefined;
private readonly _onDidChangeName = new Emitter<string>();
/**
* Promise set while enabling dependent breakpoints to block the debugger
* from continuing from a stopped state.
*/
private _waitToResume?: Promise<unknown>;
constructor(
private id: string,
private _configuration: { resolved: IConfig; unresolved: IConfig | undefined },
public root: IWorkspaceFolder | undefined,
private model: DebugModel,
options: IDebugSessionOptions | undefined,
@IDebugService private readonly debugService: IDebugService,
@ITelemetryService private readonly telemetryService: ITelemetryService,
@IHostService private readonly hostService: IHostService,
@IConfigurationService private readonly configurationService: IConfigurationService,
@IPaneCompositePartService private readonly paneCompositeService: IPaneCompositePartService,
@IWorkspaceContextService private readonly workspaceContextService: IWorkspaceContextService,
@IProductService private readonly productService: IProductService,
@INotificationService private readonly notificationService: INotificationService,
@ILifecycleService lifecycleService: ILifecycleService,
@IUriIdentityService private readonly uriIdentityService: IUriIdentityService,
@IInstantiationService private readonly instantiationService: IInstantiationService,
@ICustomEndpointTelemetryService private readonly customEndpointTelemetryService: ICustomEndpointTelemetryService,
@IWorkbenchEnvironmentService private readonly workbenchEnvironmentService: IWorkbenchEnvironmentService,
@ILogService private readonly logService: ILogService,
@ITestService private readonly testService: ITestService,
@ITestResultService testResultService: ITestResultService,
@IAccessibilityService private readonly accessibilityService: IAccessibilityService,
) {
this._options = options || {};
this.parentSession = this._options.parentSession;
if (this.hasSeparateRepl()) {
this.repl = new ReplModel(this.configurationService);
} else {
this.repl = (this.parentSession as DebugSession).repl;
}
const toDispose = this.globalDisposables;
const replListener = toDispose.add(new MutableDisposable());
replListener.value = this.repl.onDidChangeElements((e) => this._onDidChangeREPLElements.fire(e));
if (lifecycleService) {
toDispose.add(lifecycleService.onWillShutdown(() => {
this.shutdown();
dispose(toDispose);
}));
}
// Cast here, it's not possible to reference a hydrated result in this code path.
this.correlatedTestRun = options?.testRun
? (testResultService.getResult(options.testRun.runId) as LiveTestResult)
: this.parentSession?.correlatedTestRun;
if (this.correlatedTestRun) {
// Listen to the test completing because the user might have taken the cancel action rather than stopping the session.
toDispose.add(this.correlatedTestRun.onComplete(() => this.terminate()));
}
const compoundRoot = this._options.compoundRoot;
if (compoundRoot) {
toDispose.add(compoundRoot.onDidSessionStop(() => this.terminate()));
}
this.passFocusScheduler = new RunOnceScheduler(() => {
// If there is some session or thread that is stopped pass focus to it
if (this.debugService.getModel().getSessions().some(s => s.state === State.Stopped) || this.getAllThreads().some(t => t.stopped)) {
if (typeof this.lastContinuedThreadId === 'number') {
const thread = this.debugService.getViewModel().focusedThread;
if (thread && thread.threadId === this.lastContinuedThreadId && !thread.stopped) {
const toFocusThreadId = this.getStoppedDetails()?.threadId;
const toFocusThread = typeof toFocusThreadId === 'number' ? this.getThread(toFocusThreadId) : undefined;
this.debugService.focusStackFrame(undefined, toFocusThread);
}
} else {
const session = this.debugService.getViewModel().focusedSession;
if (session && session.getId() === this.getId() && session.state !== State.Stopped) {
this.debugService.focusStackFrame(undefined);
}
}
}
}, 800);
const parent = this._options.parentSession;
if (parent) {
toDispose.add(parent.onDidEndAdapter(() => {
// copy the parent repl and get a new detached repl for this child, and
// remove its parent, if it's still running
if (!this.hasSeparateRepl() && this.raw?.isInShutdown === false) {
this.repl = this.repl.clone();
replListener.value = this.repl.onDidChangeElements((e) => this._onDidChangeREPLElements.fire(e));
this.parentSession = undefined;
}
}));
}
}
getId(): string {
return this.id;
}
setSubId(subId: string | undefined) {
this._subId = subId;
}
getMemory(memoryReference: string): IMemoryRegion {
return new MemoryRegion(memoryReference, this);
}
get subId(): string | undefined {
return this._subId;
}
get configuration(): IConfig {
return this._configuration.resolved;
}
get unresolvedConfiguration(): IConfig | undefined {
return this._configuration.unresolved;
}
get lifecycleManagedByParent(): boolean {
return !!this._options.lifecycleManagedByParent;
}
get compact(): boolean {
return !!this._options.compact;
}
get saveBeforeRestart(): boolean {
return this._options.saveBeforeRestart ?? !this._options?.parentSession;
}
get compoundRoot(): DebugCompoundRoot | undefined {
return this._options.compoundRoot;
}
get suppressDebugStatusbar(): boolean {
return this._options.suppressDebugStatusbar ?? false;
}
get suppressDebugToolbar(): boolean {
return this._options.suppressDebugToolbar ?? false;
}
get suppressDebugView(): boolean {
return this._options.suppressDebugView ?? false;
}
get autoExpandLazyVariables(): boolean {
// This tiny helper avoids converting the entire debug model to use service injection
const screenReaderOptimized = this.accessibilityService.isScreenReaderOptimized();
const value = this.configurationService.getValue<IDebugConfiguration>('debug').autoExpandLazyVariables;
return value === 'auto' && screenReaderOptimized || value === 'on';
}
setConfiguration(configuration: { resolved: IConfig; unresolved: IConfig | undefined }) {
this._configuration = configuration;
}
getLabel(): string {
const includeRoot = this.workspaceContextService.getWorkspace().folders.length > 1;
return includeRoot && this.root ? `${this.name} (${resources.basenameOrAuthority(this.root.uri)})` : this.name;
}
setName(name: string): void {
this._name = name;
this._onDidChangeName.fire(name);
}
get name(): string {
return this._name || this.configuration.name;
}
get state(): State {
if (!this.initialized) {
return State.Initializing;
}
if (!this.raw) {
return State.Inactive;
}
const focusedThread = this.debugService.getViewModel().focusedThread;
if (focusedThread && focusedThread.session === this) {
return focusedThread.stopped ? State.Stopped : State.Running;
}
if (this.getAllThreads().some(t => t.stopped)) {
return State.Stopped;
}
return State.Running;
}
get capabilities(): DebugProtocol.Capabilities {
return this.raw ? this.raw.capabilities : Object.create(null);
}
//---- events
get onDidChangeState(): Event<void> {
return this._onDidChangeState.event;
}
get onDidEndAdapter(): Event<AdapterEndEvent | undefined> {
return this._onDidEndAdapter.event;
}
get onDidChangeReplElements(): Event<IReplElement | undefined> {
return this._onDidChangeREPLElements.event;
}
get onDidChangeName(): Event<string> {
return this._onDidChangeName.event;
}
//---- DAP events
get onDidCustomEvent(): Event<DebugProtocol.Event> {
return this._onDidCustomEvent.event;
}
get onDidLoadedSource(): Event<LoadedSourceEvent> {
return this._onDidLoadedSource.event;
}
get onDidProgressStart(): Event<DebugProtocol.ProgressStartEvent> {
return this._onDidProgressStart.event;
}
get onDidProgressUpdate(): Event<DebugProtocol.ProgressUpdateEvent> {
return this._onDidProgressUpdate.event;
}
get onDidProgressEnd(): Event<DebugProtocol.ProgressEndEvent> {
return this._onDidProgressEnd.event;
}
get onDidInvalidateMemory(): Event<DebugProtocol.MemoryEvent> {
return this._onDidInvalidMemory.event;
}
//---- DAP requests
/**
* create and initialize a new debug adapter for this session
*/
async initialize(dbgr: IDebugger): Promise<void> {
if (this.raw) {
// if there was already a connection make sure to remove old listeners
await this.shutdown();
}
try {
const debugAdapter = await dbgr.createDebugAdapter(this);
this.raw = this.instantiationService.createInstance(RawDebugSession, debugAdapter, dbgr, this.id, this.configuration.name);
await this.raw.start();
this.registerListeners();
await this.raw.initialize({
clientID: 'vscode',
clientName: this.productService.nameLong,
adapterID: this.configuration.type,
pathFormat: 'path',
linesStartAt1: true,
columnsStartAt1: true,
supportsVariableType: true, // #8858
supportsVariablePaging: true, // #9537
supportsRunInTerminalRequest: true, // #10574
locale: platform.language, // #169114
supportsProgressReporting: true, // #92253
supportsInvalidatedEvent: true, // #106745
supportsMemoryReferences: true, //#129684
supportsArgsCanBeInterpretedByShell: true, // #149910
supportsMemoryEvent: true, // #133643
supportsStartDebuggingRequest: true,
supportsANSIStyling: true,
});
this.initialized = true;
this._onDidChangeState.fire();
this.rememberedCapabilities = this.raw.capabilities;
this.debugService.setExceptionBreakpointsForSession(this, (this.raw && this.raw.capabilities.exceptionBreakpointFilters) || []);
this.debugService.getModel().registerBreakpointModes(this.configuration.type, this.raw.capabilities.breakpointModes || []);
} catch (err) {
this.initialized = true;
this._onDidChangeState.fire();
await this.shutdown();
throw err;
}
}
/**
* launch or attach to the debuggee
*/
async launchOrAttach(config: IConfig): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'launch or attach'));
}
if (this.parentSession && this.parentSession.state === State.Inactive) {
throw canceled();
}
// __sessionID only used for EH debugging (but we add it always for now...)
config.__sessionId = this.getId();
try {
await this.raw.launchOrAttach(config);
} catch (err) {
this.shutdown();
throw err;
}
}
/**
* terminate the current debug adapter session
*/
async terminate(restart = false): Promise<void> {
if (!this.raw) {
// Adapter went down but it did not send a 'terminated' event, simulate like the event has been sent
this.onDidExitAdapter();
}
this.cancelAllRequests();
if (this._options.lifecycleManagedByParent && this.parentSession) {
await this.parentSession.terminate(restart);
} else if (this.correlatedTestRun && !this.correlatedTestRun.completedAt && !this.didTerminateTestRun) {
this.didTerminateTestRun = true;
this.testService.cancelTestRun(this.correlatedTestRun.id);
} else if (this.raw) {
if (this.raw.capabilities.supportsTerminateRequest && this._configuration.resolved.request === 'launch') {
await this.raw.terminate(restart);
} else {
await this.raw.disconnect({ restart, terminateDebuggee: true });
}
}
if (!restart) {
this._options.compoundRoot?.sessionStopped();
}
}
/**
* end the current debug adapter session
*/
async disconnect(restart = false, suspend = false): Promise<void> {
if (!this.raw) {
// Adapter went down but it did not send a 'terminated' event, simulate like the event has been sent
this.onDidExitAdapter();
}
this.cancelAllRequests();
if (this._options.lifecycleManagedByParent && this.parentSession) {
await this.parentSession.disconnect(restart, suspend);
} else if (this.raw) {
// TODO terminateDebuggee should be undefined by default?
await this.raw.disconnect({ restart, terminateDebuggee: false, suspendDebuggee: suspend });
}
if (!restart) {
this._options.compoundRoot?.sessionStopped();
}
}
/**
* restart debug adapter session
*/
async restart(): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'restart'));
}
this.cancelAllRequests();
if (this._options.lifecycleManagedByParent && this.parentSession) {
await this.parentSession.restart();
} else {
await this.raw.restart({ arguments: this.configuration });
}
}
async sendBreakpoints(modelUri: URI, breakpointsToSend: IBreakpoint[], sourceModified: boolean): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'breakpoints'));
}
if (!this.raw.readyForBreakpoints) {
return Promise.resolve(undefined);
}
const rawSource = this.getRawSource(modelUri);
if (breakpointsToSend.length && !rawSource.adapterData) {
rawSource.adapterData = breakpointsToSend[0].adapterData;
}
// Normalize all drive letters going out from vscode to debug adapters so we are consistent with our resolving #43959
if (rawSource.path) {
rawSource.path = normalizeDriveLetter(rawSource.path);
}
const response = await this.raw.setBreakpoints({
source: rawSource,
lines: breakpointsToSend.map(bp => bp.sessionAgnosticData.lineNumber),
breakpoints: breakpointsToSend.map(bp => bp.toDAP()),
sourceModified
});
if (response?.body) {
const data = new Map<string, DebugProtocol.Breakpoint>();
for (let i = 0; i < breakpointsToSend.length; i++) {
data.set(breakpointsToSend[i].getId(), response.body.breakpoints[i]);
}
this.model.setBreakpointSessionData(this.getId(), this.capabilities, data);
}
}
async sendFunctionBreakpoints(fbpts: IFunctionBreakpoint[]): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'function breakpoints'));
}
if (this.raw.readyForBreakpoints) {
const response = await this.raw.setFunctionBreakpoints({ breakpoints: fbpts.map(bp => bp.toDAP()) });
if (response?.body) {
const data = new Map<string, DebugProtocol.Breakpoint>();
for (let i = 0; i < fbpts.length; i++) {
data.set(fbpts[i].getId(), response.body.breakpoints[i]);
}
this.model.setBreakpointSessionData(this.getId(), this.capabilities, data);
}
}
}
async sendExceptionBreakpoints(exbpts: IExceptionBreakpoint[]): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'exception breakpoints'));
}
if (this.raw.readyForBreakpoints) {
const args: DebugProtocol.SetExceptionBreakpointsArguments = this.capabilities.supportsExceptionFilterOptions ? {
filters: [],
filterOptions: exbpts.map(exb => {
if (exb.condition) {
return { filterId: exb.filter, condition: exb.condition };
}
return { filterId: exb.filter };
})
} : { filters: exbpts.map(exb => exb.filter) };
const response = await this.raw.setExceptionBreakpoints(args);
if (response?.body && response.body.breakpoints) {
const data = new Map<string, DebugProtocol.Breakpoint>();
for (let i = 0; i < exbpts.length; i++) {
data.set(exbpts[i].getId(), response.body.breakpoints[i]);
}
this.model.setBreakpointSessionData(this.getId(), this.capabilities, data);
}
}
}
dataBytesBreakpointInfo(address: string, bytes: number): Promise<IDataBreakpointInfoResponse | undefined> {
if (this.raw?.capabilities.supportsDataBreakpointBytes === false) {
throw new Error(localize('sessionDoesNotSupporBytesBreakpoints', "Session does not support breakpoints with bytes"));
}
return this._dataBreakpointInfo({ name: address, bytes, asAddress: true });
}
dataBreakpointInfo(name: string, variablesReference?: number): Promise<{ dataId: string | null; description: string; canPersist?: boolean } | undefined> {
return this._dataBreakpointInfo({ name, variablesReference });
}
private async _dataBreakpointInfo(args: DebugProtocol.DataBreakpointInfoArguments): Promise<{ dataId: string | null; description: string; canPersist?: boolean } | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'data breakpoints info'));
}
if (!this.raw.readyForBreakpoints) {
throw new Error(localize('sessionNotReadyForBreakpoints', "Session is not ready for breakpoints"));
}
const response = await this.raw.dataBreakpointInfo(args);
return response?.body;
}
async sendDataBreakpoints(dataBreakpoints: IDataBreakpoint[]): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'data breakpoints'));
}
if (this.raw.readyForBreakpoints) {
const converted = await Promise.all(dataBreakpoints.map(async bp => {
try {
const dap = await bp.toDAP(this);
return { dap, bp };
} catch (e) {
return { bp, message: e.message };
}
}));
const response = await this.raw.setDataBreakpoints({ breakpoints: converted.map(d => d.dap).filter(isDefined) });
if (response?.body) {
const data = new Map<string, DebugProtocol.Breakpoint>();
let i = 0;
for (const dap of converted) {
if (!dap.dap) {
data.set(dap.bp.getId(), dap.message);
} else if (i < response.body.breakpoints.length) {
data.set(dap.bp.getId(), response.body.breakpoints[i++]);
}
}
this.model.setBreakpointSessionData(this.getId(), this.capabilities, data);
}
}
}
async sendInstructionBreakpoints(instructionBreakpoints: IInstructionBreakpoint[]): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'instruction breakpoints'));
}
if (this.raw.readyForBreakpoints) {
const response = await this.raw.setInstructionBreakpoints({ breakpoints: instructionBreakpoints.map(ib => ib.toDAP()) });
if (response?.body) {
const data = new Map<string, DebugProtocol.Breakpoint>();
for (let i = 0; i < instructionBreakpoints.length; i++) {
data.set(instructionBreakpoints[i].getId(), response.body.breakpoints[i]);
}
this.model.setBreakpointSessionData(this.getId(), this.capabilities, data);
}
}
}
async breakpointsLocations(uri: URI, lineNumber: number): Promise<IPosition[]> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'breakpoints locations'));
}
const source = this.getRawSource(uri);
const response = await this.raw.breakpointLocations({ source, line: lineNumber });
if (!response || !response.body || !response.body.breakpoints) {
return [];
}
const positions = response.body.breakpoints.map(bp => ({ lineNumber: bp.line, column: bp.column || 1 }));
return distinct(positions, p => `${p.lineNumber}:${p.column}`);
}
getDebugProtocolBreakpoint(breakpointId: string): DebugProtocol.Breakpoint | undefined {
return this.model.getDebugProtocolBreakpoint(breakpointId, this.getId());
}
customRequest(request: string, args: any): Promise<DebugProtocol.Response | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", request));
}
return this.raw.custom(request, args);
}
stackTrace(threadId: number, startFrame: number, levels: number, token: CancellationToken): Promise<DebugProtocol.StackTraceResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'stackTrace'));
}
const sessionToken = this.getNewCancellationToken(threadId, token);
return this.raw.stackTrace({ threadId, startFrame, levels }, sessionToken);
}
async exceptionInfo(threadId: number): Promise<IExceptionInfo | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'exceptionInfo'));
}
const response = await this.raw.exceptionInfo({ threadId });
if (response) {
return {
id: response.body.exceptionId,
description: response.body.description,
breakMode: response.body.breakMode,
details: response.body.details
};
}
return undefined;
}
scopes(frameId: number, threadId: number): Promise<DebugProtocol.ScopesResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'scopes'));
}
const token = this.getNewCancellationToken(threadId);
return this.raw.scopes({ frameId }, token);
}
variables(variablesReference: number, threadId: number | undefined, filter: 'indexed' | 'named' | undefined, start: number | undefined, count: number | undefined): Promise<DebugProtocol.VariablesResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'variables'));
}
const token = threadId ? this.getNewCancellationToken(threadId) : undefined;
return this.raw.variables({ variablesReference, filter, start, count }, token);
}
evaluate(expression: string, frameId: number, context?: string, location?: { line: number; column: number; source: DebugProtocol.Source }): Promise<DebugProtocol.EvaluateResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'evaluate'));
}
return this.raw.evaluate({ expression, frameId, context, line: location?.line, column: location?.column, source: location?.source });
}
async restartFrame(frameId: number, threadId: number): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'restartFrame'));
}
await this.raw.restartFrame({ frameId }, threadId);
}
private setLastSteppingGranularity(threadId: number, granularity?: DebugProtocol.SteppingGranularity) {
const thread = this.getThread(threadId);
if (thread) {
thread.lastSteppingGranularity = granularity;
}
}
async next(threadId: number, granularity?: DebugProtocol.SteppingGranularity): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'next'));
}
this.setLastSteppingGranularity(threadId, granularity);
await this.raw.next({ threadId, granularity });
}
async stepIn(threadId: number, targetId?: number, granularity?: DebugProtocol.SteppingGranularity): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'stepIn'));
}
this.setLastSteppingGranularity(threadId, granularity);
await this.raw.stepIn({ threadId, targetId, granularity });
}
async stepOut(threadId: number, granularity?: DebugProtocol.SteppingGranularity): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'stepOut'));
}
this.setLastSteppingGranularity(threadId, granularity);
await this.raw.stepOut({ threadId, granularity });
}
async stepBack(threadId: number, granularity?: DebugProtocol.SteppingGranularity): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'stepBack'));
}
this.setLastSteppingGranularity(threadId, granularity);
await this.raw.stepBack({ threadId, granularity });
}
async continue(threadId: number): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'continue'));
}
await this.raw.continue({ threadId });
}
async reverseContinue(threadId: number): Promise<void> {
await this.waitForTriggeredBreakpoints();
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'reverse continue'));
}
await this.raw.reverseContinue({ threadId });
}
async pause(threadId: number): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'pause'));
}
await this.raw.pause({ threadId });
}
async terminateThreads(threadIds?: number[]): Promise<void> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'terminateThreads'));
}
await this.raw.terminateThreads({ threadIds });
}
setVariable(variablesReference: number, name: string, value: string): Promise<DebugProtocol.SetVariableResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'setVariable'));
}
return this.raw.setVariable({ variablesReference, name, value });
}
setExpression(frameId: number, expression: string, value: string): Promise<DebugProtocol.SetExpressionResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'setExpression'));
}
return this.raw.setExpression({ expression, value, frameId });
}
gotoTargets(source: DebugProtocol.Source, line: number, column?: number): Promise<DebugProtocol.GotoTargetsResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'gotoTargets'));
}
return this.raw.gotoTargets({ source, line, column });
}
goto(threadId: number, targetId: number): Promise<DebugProtocol.GotoResponse | undefined> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'goto'));
}
return this.raw.goto({ threadId, targetId });
}
loadSource(resource: URI): Promise<DebugProtocol.SourceResponse | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'loadSource')));
}
const source = this.getSourceForUri(resource);
let rawSource: DebugProtocol.Source;
if (source) {
rawSource = source.raw;
} else {
// create a Source
const data = Source.getEncodedDebugData(resource);
rawSource = { path: data.path, sourceReference: data.sourceReference };
}
return this.raw.source({ sourceReference: rawSource.sourceReference || 0, source: rawSource });
}
async getLoadedSources(): Promise<Source[]> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'getLoadedSources')));
}
const response = await this.raw.loadedSources({});
if (response?.body && response.body.sources) {
return response.body.sources.map(src => this.getSource(src));
} else {
return [];
}
}
async completions(frameId: number | undefined, threadId: number, text: string, position: Position, overwriteBefore: number, token: CancellationToken): Promise<DebugProtocol.CompletionsResponse | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'completions')));
}
const sessionCancelationToken = this.getNewCancellationToken(threadId, token);
return this.raw.completions({
frameId,
text,
column: position.column,
line: position.lineNumber,
}, sessionCancelationToken);
}
async stepInTargets(frameId: number): Promise<{ id: number; label: string }[] | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'stepInTargets')));
}
const response = await this.raw.stepInTargets({ frameId });
return response?.body.targets;
}
async cancel(progressId: string): Promise<DebugProtocol.CancelResponse | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'cancel')));
}
return this.raw.cancel({ progressId });
}
async disassemble(memoryReference: string, offset: number, instructionOffset: number, instructionCount: number): Promise<DebugProtocol.DisassembledInstruction[] | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'disassemble')));
}
const response = await this.raw.disassemble({ memoryReference, offset, instructionOffset, instructionCount, resolveSymbols: true });
return response?.body?.instructions;
}
readMemory(memoryReference: string, offset: number, count: number): Promise<DebugProtocol.ReadMemoryResponse | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'readMemory')));
}
return this.raw.readMemory({ count, memoryReference, offset });
}
writeMemory(memoryReference: string, offset: number, data: string, allowPartial?: boolean): Promise<DebugProtocol.WriteMemoryResponse | undefined> {
if (!this.raw) {
return Promise.reject(new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'disassemble')));
}
return this.raw.writeMemory({ memoryReference, offset, allowPartial, data });
}
async resolveLocationReference(locationReference: number): Promise<IDebugLocationReferenced> {
if (!this.raw) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'locations'));
}
const location = await this.raw.locations({ locationReference });
if (!location?.body) {
throw new Error(localize('noDebugAdapter', "No debugger available, can not send '{0}'", 'locations'));
}
const source = this.getSource(location.body.source);
return { column: 1, ...location.body, source };
}
//---- threads
getThread(threadId: number): Thread | undefined {
return this.threads.get(threadId);
}
getAllThreads(): IThread[] {
const result: IThread[] = [];
this.threadIds.forEach((threadId) => {
const thread = this.threads.get(threadId);
if (thread) {
result.push(thread);
}
});
return result;
}
clearThreads(removeThreads: boolean, reference: number | undefined = undefined): void {
if (reference !== undefined && reference !== null) {
const thread = this.threads.get(reference);
if (thread) {
thread.clearCallStack();
thread.stoppedDetails = undefined;
thread.stopped = false;
if (removeThreads) {
this.threads.delete(reference);
}
}
} else {
this.threads.forEach(thread => {
thread.clearCallStack();
thread.stoppedDetails = undefined;
thread.stopped = false;
});
if (removeThreads) {
this.threads.clear();
this.threadIds = [];
ExpressionContainer.allValues.clear();
}
}
}
getStoppedDetails(): IRawStoppedDetails | undefined {
return this.stoppedDetails.length >= 1 ? this.stoppedDetails[0] : undefined;
}
rawUpdate(data: IRawModelUpdate): void {
this.threadIds = [];
data.threads.forEach(thread => {
this.threadIds.push(thread.id);
if (!this.threads.has(thread.id)) {
// A new thread came in, initialize it.
this.threads.set(thread.id, new Thread(this, thread.name, thread.id));
} else if (thread.name) {
// Just the thread name got updated #18244
const oldThread = this.threads.get(thread.id);
if (oldThread) {
oldThread.name = thread.name;
}
}
});
this.threads.forEach(t => {
// Remove all old threads which are no longer part of the update #75980
if (this.threadIds.indexOf(t.threadId) === -1) {
this.threads.delete(t.threadId);
}
});
const stoppedDetails = data.stoppedDetails;
if (stoppedDetails) {
// Set the availability of the threads' callstacks depending on
// whether the thread is stopped or not
if (stoppedDetails.allThreadsStopped) {