vscode-languageclient
Version:
VSCode Language client implementation
185 lines (184 loc) • 7.5 kB
JavaScript
"use strict";
/* --------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
* ------------------------------------------------------------------------------------------ */
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if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.WorkspaceFoldersFeature = void 0;
exports.arrayDiff = arrayDiff;
const UUID = __importStar(require("./utils/uuid"));
const vscode_1 = require("vscode");
const vscode_languageserver_protocol_1 = require("vscode-languageserver-protocol");
function access(target, key) {
if (target === undefined || target === null) {
return undefined;
}
return target[key];
}
function arrayDiff(left, right) {
return left.filter(element => right.indexOf(element) < 0);
}
class WorkspaceFoldersFeature {
_client;
_listeners;
_initialFolders;
constructor(client) {
this._client = client;
this._listeners = new Map();
}
getState() {
return { kind: 'workspace', id: this.registrationType.method, registrations: this._listeners.size > 0 };
}
get registrationType() {
return vscode_languageserver_protocol_1.DidChangeWorkspaceFoldersNotification.type;
}
fillInitializeParams(params) {
const folders = vscode_1.workspace.workspaceFolders;
this.initializeWithFolders(folders);
if (folders === void 0) {
params.workspaceFolders = null;
}
else {
params.workspaceFolders = folders.map(folder => this.asProtocol(folder));
}
}
initializeWithFolders(currentWorkspaceFolders) {
this._initialFolders = currentWorkspaceFolders;
}
fillClientCapabilities(capabilities) {
capabilities.workspace = capabilities.workspace || {};
capabilities.workspace.workspaceFolders = true;
}
initialize(capabilities) {
const client = this._client;
client.onRequest(vscode_languageserver_protocol_1.WorkspaceFoldersRequest.type, (token) => {
const workspaceFolders = () => {
const folders = vscode_1.workspace.workspaceFolders;
if (folders === undefined) {
return null;
}
const result = folders.map((folder) => {
return this.asProtocol(folder);
});
return result;
};
const middleware = client.middleware.workspace;
return middleware && middleware.workspaceFolders
? middleware.workspaceFolders(token, workspaceFolders)
: workspaceFolders(token);
});
const value = access(access(access(capabilities, 'workspace'), 'workspaceFolders'), 'changeNotifications');
let id;
if (typeof value === 'string') {
id = value;
}
else if (value === true) {
id = UUID.generateUuid();
}
if (id) {
this.register({ id: id, registerOptions: undefined });
}
}
sendInitialEvent(currentWorkspaceFolders) {
let promise;
if (this._initialFolders && currentWorkspaceFolders) {
const removed = arrayDiff(this._initialFolders, currentWorkspaceFolders);
const added = arrayDiff(currentWorkspaceFolders, this._initialFolders);
if (added.length > 0 || removed.length > 0) {
promise = this.doSendEvent(added, removed);
}
}
else if (this._initialFolders) {
promise = this.doSendEvent([], this._initialFolders);
}
else if (currentWorkspaceFolders) {
promise = this.doSendEvent(currentWorkspaceFolders, []);
}
if (promise !== undefined) {
promise.catch((error) => {
this._client.error(`Sending notification ${vscode_languageserver_protocol_1.DidChangeWorkspaceFoldersNotification.type.method} failed`, error);
});
}
}
doSendEvent(addedFolders, removedFolders) {
const params = {
event: {
added: addedFolders.map(folder => this.asProtocol(folder)),
removed: removedFolders.map(folder => this.asProtocol(folder))
}
};
return this._client.sendNotification(vscode_languageserver_protocol_1.DidChangeWorkspaceFoldersNotification.type, params);
}
register(data) {
const id = data.id;
const client = this._client;
const disposable = vscode_1.workspace.onDidChangeWorkspaceFolders((event) => {
const didChangeWorkspaceFolders = (event) => {
return this.doSendEvent(event.added, event.removed);
};
const middleware = client.middleware.workspace;
const promise = middleware && middleware.didChangeWorkspaceFolders
? middleware.didChangeWorkspaceFolders(event, didChangeWorkspaceFolders)
: didChangeWorkspaceFolders(event);
promise.catch((error) => {
this._client.error(`Sending notification ${vscode_languageserver_protocol_1.DidChangeWorkspaceFoldersNotification.type.method} failed`, error);
});
});
this._listeners.set(id, disposable);
this.sendInitialEvent(vscode_1.workspace.workspaceFolders);
}
unregister(id) {
const disposable = this._listeners.get(id);
if (disposable === void 0) {
return;
}
this._listeners.delete(id);
disposable.dispose();
}
clear() {
for (const disposable of this._listeners.values()) {
disposable.dispose();
}
this._listeners.clear();
}
asProtocol(workspaceFolder) {
if (workspaceFolder === void 0) {
return null;
}
return { uri: this._client.code2ProtocolConverter.asUri(workspaceFolder.uri), name: workspaceFolder.name };
}
}
exports.WorkspaceFoldersFeature = WorkspaceFoldersFeature;