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Add internal silent find-all-references command #14281

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42b8b6c
Add internal silent find-all-references command
carsonRadtke Mar 16, 2026
a055128
Add silent document symbol and call hierarchy commands
carsonRadtke Mar 25, 2026
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291 changes: 170 additions & 121 deletions Extension/src/LanguageServer/Providers/callHierarchyProvider.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -88,6 +88,157 @@ const CallHierarchyCallsToRequest: RequestType<CallHierarchyParams, CallHierarch
const CallHierarchyCallsFromRequest: RequestType<CallHierarchyParams, CallHierarchyCallsItemResult, void> =
new RequestType<CallHierarchyParams, CallHierarchyCallsItemResult, void>('cpptools/callHierarchyCallsFrom');

interface CallHierarchyRequestResult<T> {
result?: T;
cancelled: boolean;
}

function makeVscodeCallHierarchyItem(client: DefaultClient, item: CallHierarchyItem): vscode.CallHierarchyItem {
const containerDetail: string = (item.detail !== "") ? `${item.detail} - ` : "";
const itemUri: vscode.Uri = vscode.Uri.file(item.file);

// Get file detail
const isInWorkspace: boolean = client.RootUri !== undefined &&
itemUri.fsPath.startsWith(client.RootUri?.fsPath);
const dirPath: string = isInWorkspace ?
path.relative(client.RootPath, path.dirname(item.file)) : path.dirname(item.file);
const fileDetail: string = dirPath.length === 0 ?
`${path.basename(item.file)}` : `${path.basename(item.file)} (${dirPath})`;

return new vscode.CallHierarchyItem(
item.kind,
item.name,
containerDetail + fileDetail,
itemUri,
makeVscodeRange(item.range),
makeVscodeRange(item.selectionRange));
}

function createIncomingCalls(client: DefaultClient, calls: CallHierarchyCallsItem[]): vscode.CallHierarchyIncomingCall[] {
const result: vscode.CallHierarchyIncomingCall[] = [];

for (const call of calls) {
const item: vscode.CallHierarchyItem = makeVscodeCallHierarchyItem(client, call.item);
const ranges: vscode.Range[] = [];
call.fromRanges.forEach(r => {
ranges.push(makeVscodeRange(r));
});

const incomingCall: vscode.CallHierarchyIncomingCall =
new vscode.CallHierarchyIncomingCall(item, ranges);
result.push(incomingCall);
}

return result;
}

function createOutgoingCalls(client: DefaultClient, calls: CallHierarchyCallsItem[]): vscode.CallHierarchyOutgoingCall[] {
const result: vscode.CallHierarchyOutgoingCall[] = [];

for (const call of calls) {
const item: vscode.CallHierarchyItem = makeVscodeCallHierarchyItem(client, call.item);
const ranges: vscode.Range[] = [];
call.fromRanges.forEach(r => {
ranges.push(makeVscodeRange(r));
});

const outgoingCall: vscode.CallHierarchyOutgoingCall =
new vscode.CallHierarchyOutgoingCall(item, ranges);
result.push(outgoingCall);
}

return result;
}

export async function sendPrepareCallHierarchyRequest(client: DefaultClient, document: vscode.TextDocument, position: vscode.Position, token: vscode.CancellationToken): Promise<CallHierarchyRequestResult<vscode.CallHierarchyItem>> {
const range: vscode.Range | undefined = document.getWordRangeAtPosition(position);
if (range === undefined) {
return { cancelled: false };
}

await client.ready;

const params: CallHierarchyParams = {
textDocument: { uri: document.uri.toString() },
position: Position.create(position.line, position.character)
};

let response: CallHierarchyItemResult;
try {
response = await client.languageClient.sendRequest(CallHierarchyItemRequest, params, token);
} catch (e: any) {
if (e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled)) {
return { cancelled: true };
}
throw e;
}

if (token.isCancellationRequested) {
return { cancelled: true };
}

return {
cancelled: false,
result: response.item ? makeVscodeCallHierarchyItem(client, response.item) : undefined
};
}

export async function sendCallHierarchyIncomingCallsRequest(client: DefaultClient, item: vscode.CallHierarchyItem, token: vscode.CancellationToken): Promise<CallHierarchyRequestResult<vscode.CallHierarchyIncomingCall[]>> {
await client.ready;

const params: CallHierarchyParams = {
textDocument: { uri: item.uri.toString() },
position: Position.create(item.selectionRange.start.line, item.selectionRange.start.character)
};

let response: CallHierarchyCallsItemResult;
try {
response = await client.languageClient.sendRequest(CallHierarchyCallsToRequest, params, token);
} catch (e: any) {
if (e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled)) {
return { cancelled: true };
}
throw e;
}

if (token.isCancellationRequested) {
return { cancelled: true };
}

return {
cancelled: false,
result: response.calls.length !== 0 ? createIncomingCalls(client, response.calls) : undefined
};
}

export async function sendCallHierarchyOutgoingCallsRequest(client: DefaultClient, item: vscode.CallHierarchyItem, token: vscode.CancellationToken): Promise<CallHierarchyRequestResult<vscode.CallHierarchyOutgoingCall[]>> {
await client.ready;

const params: CallHierarchyParams = {
textDocument: { uri: item.uri.toString() },
position: Position.create(item.selectionRange.start.line, item.selectionRange.start.character)
};

let response: CallHierarchyCallsItemResult;
try {
response = await client.languageClient.sendRequest(CallHierarchyCallsFromRequest, params, token);
} catch (e: any) {
if (e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled)) {
return { cancelled: true };
}
throw e;
}

if (token.isCancellationRequested) {
return { cancelled: true };
}

return {
cancelled: false,
result: response.calls.length !== 0 ? createOutgoingCalls(client, response.calls) : undefined
};
}

export class CallHierarchyProvider implements vscode.CallHierarchyProvider {
// Indicates whether a request is from an entry root node (e.g. top function in the call tree).
private isEntryRootNodeTelemetry: boolean = false;
Expand All @@ -98,16 +249,9 @@ export class CallHierarchyProvider implements vscode.CallHierarchyProvider {
}

public async prepareCallHierarchy(document: vscode.TextDocument, position: vscode.Position, token: vscode.CancellationToken): Promise<vscode.CallHierarchyItem | undefined> {
await this.client.ready;

workspaceReferences.cancelCurrentReferenceRequest(CancellationSender.NewRequest);
workspaceReferences.clearViews();

const range: vscode.Range | undefined = document.getWordRangeAtPosition(position);
if (range === undefined) {
return undefined;
}

// Listen to a cancellation for this request. When this request is cancelled,
// use a local cancellation source to explicitly cancel a token.
const cancelSource: vscode.CancellationTokenSource = new vscode.CancellationTokenSource();
Expand All @@ -118,37 +262,26 @@ export class CallHierarchyProvider implements vscode.CallHierarchyProvider {
cancelSource.cancel();
});

const params: CallHierarchyParams = {
textDocument: { uri: document.uri.toString() },
position: Position.create(position.line, position.character)
};
let response: CallHierarchyItemResult;
let result: CallHierarchyRequestResult<vscode.CallHierarchyItem>;
try {
response = await this.client.languageClient.sendRequest(CallHierarchyItemRequest, params, cancelSource.token);
} catch (e: any) {
if (e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled)) {
return undefined;
}
throw e;
}
finally {
result = await sendPrepareCallHierarchyRequest(this.client, document, position, cancelSource.token);
} finally {
cancellationTokenListener.dispose();
requestCanceledListener.dispose();
}

if (cancelSource.token.isCancellationRequested) {
if (cancelSource.token.isCancellationRequested || result.cancelled) {
throw new vscode.CancellationError();
}
if (response.item === undefined) {
if (result.result === undefined) {
return undefined;
}

this.isEntryRootNodeTelemetry = true;
return this.makeVscodeCallHierarchyItem(response.item);
return result.result;
}

public async provideCallHierarchyIncomingCalls(item: vscode.CallHierarchyItem, token: vscode.CancellationToken): Promise<vscode.CallHierarchyIncomingCall[] | undefined> {
await this.client.ready;
workspaceReferences.cancelCurrentReferenceRequest(CancellationSender.NewRequest);

const CallHierarchyCallsToEvent: string = "CallHierarchyCallsTo";
Expand All @@ -171,40 +304,30 @@ export class CallHierarchyProvider implements vscode.CallHierarchyProvider {
});

// Send the request to the language server.
let result: vscode.CallHierarchyIncomingCall[] | undefined;
const params: CallHierarchyParams = {
textDocument: { uri: item.uri.toString() },
position: Position.create(item.selectionRange.start.line, item.selectionRange.start.character)
};
let response: CallHierarchyCallsItemResult | undefined;
let cancelled: boolean = false;
let result: CallHierarchyRequestResult<vscode.CallHierarchyIncomingCall[]>;
try {
response = await this.client.languageClient.sendRequest(CallHierarchyCallsToRequest, params, cancelSource.token);
} catch (e: any) {
cancelled = e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled);
if (!cancelled) {
throw e;
}
result = await sendCallHierarchyIncomingCallsRequest(this.client, item, cancelSource.token);
} finally {
cancellationTokenListener.dispose();
requestCanceledListener.dispose();
}

// Reset anything that can be cleared before processing the result.
const progressBarDuration: number | undefined = workspaceReferences.getCallHierarchyProgressBarDuration();
workspaceReferences.resetProgressBar();
workspaceReferences.resetReferences();
cancellationTokenListener.dispose();
requestCanceledListener.dispose();

// Process the result.
if (cancelSource.token.isCancellationRequested || cancelled || requestCanceled !== undefined) {
if (cancelSource.token.isCancellationRequested || result.cancelled || requestCanceled !== undefined) {
const requestStatus: CallHierarchyRequestStatus = requestCanceled === CancellationSender.User ?
CallHierarchyRequestStatus.CanceledByUser : CallHierarchyRequestStatus.Canceled;
this.logTelemetry(CallHierarchyCallsToEvent, requestStatus, progressBarDuration);
throw new vscode.CancellationError();
} else if (response && response.calls.length !== 0) {
result = this.createIncomingCalls(response.calls);
}

const incomingCalls: vscode.CallHierarchyIncomingCall[] | undefined = result.result;
this.logTelemetry(CallHierarchyCallsToEvent, CallHierarchyRequestStatus.Succeeded, progressBarDuration);
return result;
return incomingCalls;
}

public async provideCallHierarchyOutgoingCalls(item: vscode.CallHierarchyItem, token: vscode.CancellationToken): Promise<vscode.CallHierarchyOutgoingCall[] | undefined> {
Expand All @@ -214,89 +337,15 @@ export class CallHierarchyProvider implements vscode.CallHierarchyProvider {
return undefined;
}

await this.client.ready;

let result: vscode.CallHierarchyOutgoingCall[] | undefined;
const params: CallHierarchyParams = {
textDocument: { uri: item.uri.toString() },
position: Position.create(item.selectionRange.start.line, item.selectionRange.start.character)
};
let response: CallHierarchyCallsItemResult | undefined;
let cancelled: boolean = false;
try {
response = await this.client.languageClient.sendRequest(CallHierarchyCallsFromRequest, params, token);
} catch (e: any) {
cancelled = e instanceof ResponseError && (e.code === RequestCancelled || e.code === ServerCancelled);
if (!cancelled) {
throw e;
}
}
if (token.isCancellationRequested || cancelled) {
const result: CallHierarchyRequestResult<vscode.CallHierarchyOutgoingCall[]> =
await sendCallHierarchyOutgoingCallsRequest(this.client, item, token);
if (token.isCancellationRequested || result.cancelled) {
this.logTelemetry(CallHierarchyCallsFromEvent, CallHierarchyRequestStatus.Canceled);
throw new vscode.CancellationError();
} else if (response && response.calls.length !== 0) {
result = this.createOutgoingCalls(response.calls);
}

this.logTelemetry(CallHierarchyCallsFromEvent, CallHierarchyRequestStatus.Succeeded);
return result;
}

private makeVscodeCallHierarchyItem(item: CallHierarchyItem): vscode.CallHierarchyItem {
const containerDetail: string = (item.detail !== "") ? `${item.detail} - ` : "";
const itemUri: vscode.Uri = vscode.Uri.file(item.file);

// Get file detail
const isInWorkspace: boolean = this.client.RootUri !== undefined &&
itemUri.fsPath.startsWith(this.client.RootUri?.fsPath);
const dirPath: string = isInWorkspace ?
path.relative(this.client.RootPath, path.dirname(item.file)) : path.dirname(item.file);
const fileDetail: string = dirPath.length === 0 ?
`${path.basename(item.file)}` : `${path.basename(item.file)} (${dirPath})`;

return new vscode.CallHierarchyItem(
item.kind,
item.name,
containerDetail + fileDetail,
itemUri,
makeVscodeRange(item.range),
makeVscodeRange(item.selectionRange));
}

private createIncomingCalls(calls: CallHierarchyCallsItem[]): vscode.CallHierarchyIncomingCall[] {
const result: vscode.CallHierarchyIncomingCall[] = [];

for (const call of calls) {
const item: vscode.CallHierarchyItem = this.makeVscodeCallHierarchyItem(call.item);
const ranges: vscode.Range[] = [];
call.fromRanges.forEach(r => {
ranges.push(makeVscodeRange(r));
});

const incomingCall: vscode.CallHierarchyIncomingCall =
new vscode.CallHierarchyIncomingCall(item, ranges);
result.push(incomingCall);
}

return result;
}

private createOutgoingCalls(calls: CallHierarchyCallsItem[]): vscode.CallHierarchyOutgoingCall[] {
const result: vscode.CallHierarchyOutgoingCall[] = [];

for (const call of calls) {
const item: vscode.CallHierarchyItem = this.makeVscodeCallHierarchyItem(call.item);
const ranges: vscode.Range[] = [];
call.fromRanges.forEach(r => {
ranges.push(makeVscodeRange(r));
});

const outgoingCall: vscode.CallHierarchyOutgoingCall =
new vscode.CallHierarchyOutgoingCall(item, ranges);
result.push(outgoingCall);
}

return result;
return result.result;
}

private logTelemetry(eventName: string, requestStatus: CallHierarchyRequestStatus, progressBarDuration?: number): void {
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