vscode-languageclient
Version:
VSCode Language client implementation
157 lines (156 loc) • 8.05 kB
JavaScript
;
/* --------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
* ------------------------------------------------------------------------------------------ */
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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.RenameFeature = void 0;
const vscode_1 = require("vscode");
const vscode_languageserver_protocol_1 = require("vscode-languageserver-protocol");
const UUID = __importStar(require("./utils/uuid"));
const Is = __importStar(require("./utils/is"));
const features_1 = require("./features");
class RenameFeature extends features_1.TextDocumentLanguageFeature {
constructor(client) {
super(client, vscode_languageserver_protocol_1.RenameRequest.type);
}
fillClientCapabilities(capabilities) {
const rename = (0, features_1.ensure)((0, features_1.ensure)(capabilities, 'textDocument'), 'rename');
rename.dynamicRegistration = true;
rename.prepareSupport = true;
rename.prepareSupportDefaultBehavior = vscode_languageserver_protocol_1.PrepareSupportDefaultBehavior.Identifier;
rename.honorsChangeAnnotations = true;
}
initialize(capabilities, documentSelector) {
const options = this.getRegistrationOptions(documentSelector, capabilities.renameProvider);
if (!options) {
return;
}
if (Is.boolean(capabilities.renameProvider)) {
options.prepareProvider = false;
}
this.register({ id: UUID.generateUuid(), registerOptions: options });
}
registerLanguageProvider(options) {
const selector = options.documentSelector;
const provider = {
provideRenameEdits: (document, position, newName, token) => {
const client = this._client;
const provideRenameEdits = async (document, position, newName, token) => {
const params = {
textDocument: client.code2ProtocolConverter.asTextDocumentIdentifier(document),
position: client.code2ProtocolConverter.asPosition(position),
newName: newName
};
let result = null;
try {
result = await client.sendRequest(vscode_languageserver_protocol_1.RenameRequest.type, params, token);
}
catch (error) {
return client.handleFailedRequest(vscode_languageserver_protocol_1.RenameRequest.type, token, error, null, false);
}
if (token.isCancellationRequested || result === null) {
return null;
}
const converted = await client.protocol2CodeConverter.asWorkspaceEdit(result, token);
if (token.isCancellationRequested) {
return null;
}
if (!client.validateWorkspaceEdit(result)) {
throw new Error(`The rename edit returned from the server is not valid anymore and cannot be applied.`);
}
return converted;
};
const middleware = client.middleware;
return middleware.provideRenameEdits
? middleware.provideRenameEdits(document, position, newName, token, provideRenameEdits)
: provideRenameEdits(document, position, newName, token);
},
prepareRename: options.prepareProvider
? (document, position, token) => {
const client = this._client;
const prepareRename = (document, position, token) => {
const params = {
textDocument: client.code2ProtocolConverter.asTextDocumentIdentifier(document),
position: client.code2ProtocolConverter.asPosition(position),
};
return client.sendRequest(vscode_languageserver_protocol_1.PrepareRenameRequest.type, params, token).then((result) => {
if (token.isCancellationRequested) {
return null;
}
if (vscode_languageserver_protocol_1.Range.is(result)) {
return client.protocol2CodeConverter.asRange(result);
}
else if (this.isDefaultBehavior(result)) {
return result.defaultBehavior === true
? null
: Promise.reject(new Error(`The element can't be renamed.`));
}
else if (result && vscode_languageserver_protocol_1.Range.is(result.range)) {
return {
range: client.protocol2CodeConverter.asRange(result.range),
placeholder: result.placeholder
};
}
// To cancel the rename vscode API expects a rejected promise.
return Promise.reject(new Error(`The element can't be renamed.`));
}, (error) => {
if (typeof error.message === 'string') {
throw new Error(error.message);
}
else {
throw new Error(`The element can't be renamed.`);
}
});
};
const middleware = client.middleware;
return middleware.prepareRename
? middleware.prepareRename(document, position, token, prepareRename)
: prepareRename(document, position, token);
}
: undefined
};
return [this.registerProvider(selector, provider), provider];
}
registerProvider(selector, provider) {
return vscode_1.languages.registerRenameProvider(this._client.protocol2CodeConverter.asDocumentSelector(selector), provider);
}
isDefaultBehavior(value) {
const candidate = value;
return candidate && Is.boolean(candidate.defaultBehavior);
}
}
exports.RenameFeature = RenameFeature;