code-server/lib/vscode/extensions/json-language-features/client/src/jsonClient.ts

532 lines
19 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as nls from 'vscode-nls';
const localize = nls.loadMessageBundle();
import {
workspace, window, languages, commands, ExtensionContext, extensions, Uri, LanguageConfiguration,
Diagnostic, StatusBarAlignment, TextEditor, TextDocument, FormattingOptions, CancellationToken,
ProviderResult, TextEdit, Range, Position, Disposable, CompletionItem, CompletionList, CompletionContext, Hover, MarkdownString,
} from 'vscode';
import {
LanguageClientOptions, RequestType, NotificationType,
DidChangeConfigurationNotification, HandleDiagnosticsSignature, ResponseError, DocumentRangeFormattingParams,
DocumentRangeFormattingRequest, ProvideCompletionItemsSignature, ProvideHoverSignature, CommonLanguageClient
} from 'vscode-languageclient';
import { hash } from './utils/hash';
import { RequestService, joinPath } from './requests';
namespace VSCodeContentRequest {
export const type: RequestType<string, string, any> = new RequestType('vscode/content');
}
namespace SchemaContentChangeNotification {
export const type: NotificationType<string> = new NotificationType('json/schemaContent');
}
namespace ForceValidateRequest {
export const type: RequestType<string, Diagnostic[], any> = new RequestType('json/validate');
}
export interface ISchemaAssociations {
[pattern: string]: string[];
}
export interface ISchemaAssociation {
fileMatch: string[];
uri: string;
}
namespace SchemaAssociationNotification {
export const type: NotificationType<ISchemaAssociations | ISchemaAssociation[]> = new NotificationType('json/schemaAssociations');
}
namespace ResultLimitReachedNotification {
export const type: NotificationType<string> = new NotificationType('json/resultLimitReached');
}
interface Settings {
json?: {
schemas?: JSONSchemaSettings[];
format?: { enable: boolean; };
resultLimit?: number;
};
http?: {
proxy?: string;
proxyStrictSSL?: boolean;
};
}
interface JSONSchemaSettings {
fileMatch?: string[];
url?: string;
schema?: any;
}
namespace SettingIds {
export const enableFormatter = 'json.format.enable';
export const enableSchemaDownload = 'json.schemaDownload.enable';
export const maxItemsComputed = 'json.maxItemsComputed';
}
namespace StorageIds {
export const maxItemsExceededInformation = 'json.maxItemsExceededInformation';
}
export interface TelemetryReporter {
sendTelemetryEvent(eventName: string, properties?: {
[key: string]: string;
}, measurements?: {
[key: string]: number;
}): void;
}
export type LanguageClientConstructor = (name: string, description: string, clientOptions: LanguageClientOptions) => CommonLanguageClient;
export interface Runtime {
http: RequestService;
telemetry?: TelemetryReporter
}
export function startClient(context: ExtensionContext, newLanguageClient: LanguageClientConstructor, runtime: Runtime) {
const toDispose = context.subscriptions;
let rangeFormatting: Disposable | undefined = undefined;
const documentSelector = ['json', 'jsonc'];
const schemaResolutionErrorStatusBarItem = window.createStatusBarItem({
id: 'status.json.resolveError',
name: localize('json.resolveError', "JSON: Schema Resolution Error"),
alignment: StatusBarAlignment.Right,
priority: 0,
});
schemaResolutionErrorStatusBarItem.text = '$(alert)';
toDispose.push(schemaResolutionErrorStatusBarItem);
const fileSchemaErrors = new Map<string, string>();
let schemaDownloadEnabled = true;
// Options to control the language client
const clientOptions: LanguageClientOptions = {
// Register the server for json documents
documentSelector,
initializationOptions: {
handledSchemaProtocols: ['file'], // language server only loads file-URI. Fetching schemas with other protocols ('http'...) are made on the client.
provideFormatter: false, // tell the server to not provide formatting capability and ignore the `json.format.enable` setting.
customCapabilities: { rangeFormatting: { editLimit: 10000 } }
},
synchronize: {
// Synchronize the setting section 'json' to the server
configurationSection: ['json', 'http'],
fileEvents: workspace.createFileSystemWatcher('**/*.json')
},
middleware: {
workspace: {
didChangeConfiguration: () => client.sendNotification(DidChangeConfigurationNotification.type, { settings: getSettings() })
},
handleDiagnostics: (uri: Uri, diagnostics: Diagnostic[], next: HandleDiagnosticsSignature) => {
const schemaErrorIndex = diagnostics.findIndex(isSchemaResolveError);
if (schemaErrorIndex === -1) {
fileSchemaErrors.delete(uri.toString());
return next(uri, diagnostics);
}
const schemaResolveDiagnostic = diagnostics[schemaErrorIndex];
fileSchemaErrors.set(uri.toString(), schemaResolveDiagnostic.message);
if (!schemaDownloadEnabled) {
diagnostics = diagnostics.filter(d => !isSchemaResolveError(d));
}
if (window.activeTextEditor && window.activeTextEditor.document.uri.toString() === uri.toString()) {
schemaResolutionErrorStatusBarItem.show();
}
next(uri, diagnostics);
},
// testing the replace / insert mode
provideCompletionItem(document: TextDocument, position: Position, context: CompletionContext, token: CancellationToken, next: ProvideCompletionItemsSignature): ProviderResult<CompletionItem[] | CompletionList> {
function update(item: CompletionItem) {
const range = item.range;
if (range instanceof Range && range.end.isAfter(position) && range.start.isBeforeOrEqual(position)) {
item.range = { inserting: new Range(range.start, position), replacing: range };
}
if (item.documentation instanceof MarkdownString) {
item.documentation = updateMarkdownString(item.documentation);
}
}
function updateProposals(r: CompletionItem[] | CompletionList | null | undefined): CompletionItem[] | CompletionList | null | undefined {
if (r) {
(Array.isArray(r) ? r : r.items).forEach(update);
}
return r;
}
const r = next(document, position, context, token);
if (isThenable<CompletionItem[] | CompletionList | null | undefined>(r)) {
return r.then(updateProposals);
}
return updateProposals(r);
},
provideHover(document: TextDocument, position: Position, token: CancellationToken, next: ProvideHoverSignature) {
function updateHover(r: Hover | null | undefined): Hover | null | undefined {
if (r && Array.isArray(r.contents)) {
r.contents = r.contents.map(h => h instanceof MarkdownString ? updateMarkdownString(h) : h);
}
return r;
}
const r = next(document, position, token);
if (isThenable<Hover | null | undefined>(r)) {
return r.then(updateHover);
}
return updateHover(r);
}
}
};
// Create the language client and start the client.
const client = newLanguageClient('json', localize('jsonserver.name', 'JSON Language Server'), clientOptions);
client.registerProposedFeatures();
const disposable = client.start();
toDispose.push(disposable);
client.onReady().then(() => {
const schemaDocuments: { [uri: string]: boolean } = {};
// handle content request
client.onRequest(VSCodeContentRequest.type, (uriPath: string) => {
const uri = Uri.parse(uriPath);
if (uri.scheme === 'untitled') {
return Promise.reject(new ResponseError(3, localize('untitled.schema', 'Unable to load {0}', uri.toString())));
}
if (uri.scheme !== 'http' && uri.scheme !== 'https') {
return workspace.openTextDocument(uri).then(doc => {
schemaDocuments[uri.toString()] = true;
return doc.getText();
}, error => {
return Promise.reject(new ResponseError(2, error.toString()));
});
} else if (schemaDownloadEnabled) {
if (runtime.telemetry && uri.authority === 'schema.management.azure.com') {
/* __GDPR__
"json.schema" : {
"schemaURL" : { "classification": "SystemMetaData", "purpose": "FeatureInsight" }
}
*/
runtime.telemetry.sendTelemetryEvent('json.schema', { schemaURL: uriPath });
}
return runtime.http.getContent(uriPath);
} else {
return Promise.reject(new ResponseError(1, localize('schemaDownloadDisabled', 'Downloading schemas is disabled through setting \'{0}\'', SettingIds.enableSchemaDownload)));
}
});
const handleContentChange = (uriString: string) => {
if (schemaDocuments[uriString]) {
client.sendNotification(SchemaContentChangeNotification.type, uriString);
return true;
}
return false;
};
const handleActiveEditorChange = (activeEditor?: TextEditor) => {
if (!activeEditor) {
return;
}
const activeDocUri = activeEditor.document.uri.toString();
if (activeDocUri && fileSchemaErrors.has(activeDocUri)) {
schemaResolutionErrorStatusBarItem.show();
} else {
schemaResolutionErrorStatusBarItem.hide();
}
};
toDispose.push(workspace.onDidChangeTextDocument(e => handleContentChange(e.document.uri.toString())));
toDispose.push(workspace.onDidCloseTextDocument(d => {
const uriString = d.uri.toString();
if (handleContentChange(uriString)) {
delete schemaDocuments[uriString];
}
fileSchemaErrors.delete(uriString);
}));
toDispose.push(window.onDidChangeActiveTextEditor(handleActiveEditorChange));
const handleRetryResolveSchemaCommand = () => {
if (window.activeTextEditor) {
schemaResolutionErrorStatusBarItem.text = '$(watch)';
const activeDocUri = window.activeTextEditor.document.uri.toString();
client.sendRequest(ForceValidateRequest.type, activeDocUri).then((diagnostics) => {
const schemaErrorIndex = diagnostics.findIndex(isSchemaResolveError);
if (schemaErrorIndex !== -1) {
// Show schema resolution errors in status bar only; ref: #51032
const schemaResolveDiagnostic = diagnostics[schemaErrorIndex];
fileSchemaErrors.set(activeDocUri, schemaResolveDiagnostic.message);
} else {
schemaResolutionErrorStatusBarItem.hide();
}
schemaResolutionErrorStatusBarItem.text = '$(alert)';
});
}
};
toDispose.push(commands.registerCommand('_json.retryResolveSchema', handleRetryResolveSchemaCommand));
client.sendNotification(SchemaAssociationNotification.type, getSchemaAssociations(context));
extensions.onDidChange(_ => {
client.sendNotification(SchemaAssociationNotification.type, getSchemaAssociations(context));
});
// manually register / deregister format provider based on the `json.format.enable` setting avoiding issues with late registration. See #71652.
updateFormatterRegistration();
toDispose.push({ dispose: () => rangeFormatting && rangeFormatting.dispose() });
updateSchemaDownloadSetting();
toDispose.push(workspace.onDidChangeConfiguration(e => {
if (e.affectsConfiguration(SettingIds.enableFormatter)) {
updateFormatterRegistration();
} else if (e.affectsConfiguration(SettingIds.enableSchemaDownload)) {
updateSchemaDownloadSetting();
}
}));
client.onNotification(ResultLimitReachedNotification.type, async message => {
const shouldPrompt = context.globalState.get<boolean>(StorageIds.maxItemsExceededInformation) !== false;
if (shouldPrompt) {
const ok = localize('ok', "Ok");
const openSettings = localize('goToSetting', 'Open Settings');
const neverAgain = localize('yes never again', "Don't Show Again");
const pick = await window.showInformationMessage(`${message}\n${localize('configureLimit', 'Use setting \'{0}\' to configure the limit.', SettingIds.maxItemsComputed)}`, ok, openSettings, neverAgain);
if (pick === neverAgain) {
await context.globalState.update(StorageIds.maxItemsExceededInformation, false);
} else if (pick === openSettings) {
await commands.executeCommand('workbench.action.openSettings', SettingIds.maxItemsComputed);
}
}
});
function updateFormatterRegistration() {
const formatEnabled = workspace.getConfiguration().get(SettingIds.enableFormatter);
if (!formatEnabled && rangeFormatting) {
rangeFormatting.dispose();
rangeFormatting = undefined;
} else if (formatEnabled && !rangeFormatting) {
rangeFormatting = languages.registerDocumentRangeFormattingEditProvider(documentSelector, {
provideDocumentRangeFormattingEdits(document: TextDocument, range: Range, options: FormattingOptions, token: CancellationToken): ProviderResult<TextEdit[]> {
const filesConfig = workspace.getConfiguration('files', document);
const fileFormattingOptions = {
trimTrailingWhitespace: filesConfig.get<boolean>('trimTrailingWhitespace'),
trimFinalNewlines: filesConfig.get<boolean>('trimFinalNewlines'),
insertFinalNewline: filesConfig.get<boolean>('insertFinalNewline'),
};
const params: DocumentRangeFormattingParams = {
textDocument: client.code2ProtocolConverter.asTextDocumentIdentifier(document),
range: client.code2ProtocolConverter.asRange(range),
options: client.code2ProtocolConverter.asFormattingOptions(options, fileFormattingOptions)
};
return client.sendRequest(DocumentRangeFormattingRequest.type, params, token).then(
client.protocol2CodeConverter.asTextEdits,
(error) => {
client.handleFailedRequest(DocumentRangeFormattingRequest.type, error, []);
return Promise.resolve([]);
}
);
}
});
}
}
function updateSchemaDownloadSetting() {
schemaDownloadEnabled = workspace.getConfiguration().get(SettingIds.enableSchemaDownload) !== false;
if (schemaDownloadEnabled) {
schemaResolutionErrorStatusBarItem.tooltip = localize('json.schemaResolutionErrorMessage', 'Unable to resolve schema. Click to retry.');
schemaResolutionErrorStatusBarItem.command = '_json.retryResolveSchema';
handleRetryResolveSchemaCommand();
} else {
schemaResolutionErrorStatusBarItem.tooltip = localize('json.schemaResolutionDisabledMessage', 'Downloading schemas is disabled. Click to configure.');
schemaResolutionErrorStatusBarItem.command = { command: 'workbench.action.openSettings', arguments: [SettingIds.enableSchemaDownload], title: '' };
}
}
});
const languageConfiguration: LanguageConfiguration = {
wordPattern: /("(?:[^\\\"]*(?:\\.)?)*"?)|[^\s{}\[\],:]+/,
indentationRules: {
increaseIndentPattern: /({+(?=([^"]*"[^"]*")*[^"}]*$))|(\[+(?=([^"]*"[^"]*")*[^"\]]*$))/,
decreaseIndentPattern: /^\s*[}\]],?\s*$/
}
};
languages.setLanguageConfiguration('json', languageConfiguration);
languages.setLanguageConfiguration('jsonc', languageConfiguration);
}
function getSchemaAssociations(_context: ExtensionContext): ISchemaAssociation[] {
const associations: ISchemaAssociation[] = [];
extensions.all.forEach(extension => {
const packageJSON = extension.packageJSON;
if (packageJSON && packageJSON.contributes && packageJSON.contributes.jsonValidation) {
const jsonValidation = packageJSON.contributes.jsonValidation;
if (Array.isArray(jsonValidation)) {
jsonValidation.forEach(jv => {
let { fileMatch, url } = jv;
if (typeof fileMatch === 'string') {
fileMatch = [fileMatch];
}
if (Array.isArray(fileMatch) && typeof url === 'string') {
let uri: string = url;
if (uri[0] === '.' && uri[1] === '/') {
uri = joinPath(extension.extensionUri, uri).toString();
}
fileMatch = fileMatch.map(fm => {
if (fm[0] === '%') {
fm = fm.replace(/%APP_SETTINGS_HOME%/, '/User');
fm = fm.replace(/%MACHINE_SETTINGS_HOME%/, '/Machine');
fm = fm.replace(/%APP_WORKSPACES_HOME%/, '/Workspaces');
} else if (!fm.match(/^(\w+:\/\/|\/|!)/)) {
fm = '/' + fm;
}
return fm;
});
associations.push({ fileMatch, uri });
}
});
}
}
});
return associations;
}
function getSettings(): Settings {
const httpSettings = workspace.getConfiguration('http');
const resultLimit: number = Math.trunc(Math.max(0, Number(workspace.getConfiguration().get(SettingIds.maxItemsComputed)))) || 5000;
const settings: Settings = {
http: {
proxy: httpSettings.get('proxy'),
proxyStrictSSL: httpSettings.get('proxyStrictSSL')
},
json: {
schemas: [],
resultLimit
}
};
const schemaSettingsById: { [schemaId: string]: JSONSchemaSettings } = Object.create(null);
const collectSchemaSettings = (schemaSettings: JSONSchemaSettings[], folderUri?: Uri, isMultiRoot?: boolean) => {
let fileMatchPrefix = undefined;
if (folderUri && isMultiRoot) {
fileMatchPrefix = folderUri.toString();
if (fileMatchPrefix[fileMatchPrefix.length - 1] === '/') {
fileMatchPrefix = fileMatchPrefix.substr(0, fileMatchPrefix.length - 1);
}
}
for (const setting of schemaSettings) {
const url = getSchemaId(setting, folderUri);
if (!url) {
continue;
}
let schemaSetting = schemaSettingsById[url];
if (!schemaSetting) {
schemaSetting = schemaSettingsById[url] = { url, fileMatch: [] };
settings.json!.schemas!.push(schemaSetting);
}
const fileMatches = setting.fileMatch;
if (Array.isArray(fileMatches)) {
const resultingFileMatches = schemaSetting.fileMatch || [];
schemaSetting.fileMatch = resultingFileMatches;
const addMatch = (pattern: string) => { // filter duplicates
if (resultingFileMatches.indexOf(pattern) === -1) {
resultingFileMatches.push(pattern);
}
};
for (const fileMatch of fileMatches) {
if (fileMatchPrefix) {
if (fileMatch[0] === '/') {
addMatch(fileMatchPrefix + fileMatch);
addMatch(fileMatchPrefix + '/*' + fileMatch);
} else {
addMatch(fileMatchPrefix + '/' + fileMatch);
addMatch(fileMatchPrefix + '/*/' + fileMatch);
}
} else {
addMatch(fileMatch);
}
}
}
if (setting.schema && !schemaSetting.schema) {
schemaSetting.schema = setting.schema;
}
}
};
const folders = workspace.workspaceFolders;
// merge global and folder settings. Qualify all file matches with the folder path.
const globalSettings = workspace.getConfiguration('json', null).get<JSONSchemaSettings[]>('schemas');
if (Array.isArray(globalSettings)) {
if (!folders) {
collectSchemaSettings(globalSettings);
}
}
if (folders) {
const isMultiRoot = folders.length > 1;
for (const folder of folders) {
const folderUri = folder.uri;
const schemaConfigInfo = workspace.getConfiguration('json', folderUri).inspect<JSONSchemaSettings[]>('schemas');
const folderSchemas = schemaConfigInfo!.workspaceFolderValue;
if (Array.isArray(folderSchemas)) {
collectSchemaSettings(folderSchemas, folderUri, isMultiRoot);
}
if (Array.isArray(globalSettings)) {
collectSchemaSettings(globalSettings, folderUri, isMultiRoot);
}
}
}
return settings;
}
function getSchemaId(schema: JSONSchemaSettings, folderUri?: Uri): string | undefined {
let url = schema.url;
if (!url) {
if (schema.schema) {
url = schema.schema.id || `vscode://schemas/custom/${encodeURIComponent(hash(schema.schema).toString(16))}`;
}
} else if (folderUri && (url[0] === '.' || url[0] === '/')) {
url = joinPath(folderUri, url).toString();
}
return url;
}
function isThenable<T>(obj: ProviderResult<T>): obj is Thenable<T> {
return obj && (<any>obj)['then'];
}
function updateMarkdownString(h: MarkdownString): MarkdownString {
const n = new MarkdownString(h.value, true);
n.isTrusted = h.isTrusted;
return n;
}
function isSchemaResolveError(d: Diagnostic) {
return d.code === /* SchemaResolveError */ 0x300;
}