Files
code-server/lib/vscode/src/vs/workbench/api/browser/mainThreadCommands.ts

111 lines
3.8 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 { ICommandService, CommandsRegistry, ICommandHandlerDescription } from 'vs/platform/commands/common/commands';
import { IDisposable, dispose } from 'vs/base/common/lifecycle';
import { ExtHostContext, MainThreadCommandsShape, ExtHostCommandsShape, MainContext, IExtHostContext } from '../common/extHost.protocol';
import { extHostNamedCustomer } from 'vs/workbench/api/common/extHostCustomers';
import { revive } from 'vs/base/common/marshalling';
import { IExtensionService } from 'vs/workbench/services/extensions/common/extensions';
@extHostNamedCustomer(MainContext.MainThreadCommands)
export class MainThreadCommands implements MainThreadCommandsShape {
private readonly _commandRegistrations = new Map<string, IDisposable>();
private readonly _generateCommandsDocumentationRegistration: IDisposable;
private readonly _proxy: ExtHostCommandsShape;
constructor(
extHostContext: IExtHostContext,
@ICommandService private readonly _commandService: ICommandService,
@IExtensionService private readonly _extensionService: IExtensionService,
) {
this._proxy = extHostContext.getProxy(ExtHostContext.ExtHostCommands);
this._generateCommandsDocumentationRegistration = CommandsRegistry.registerCommand('_generateCommandsDocumentation', () => this._generateCommandsDocumentation());
}
dispose() {
dispose(this._commandRegistrations.values());
this._commandRegistrations.clear();
this._generateCommandsDocumentationRegistration.dispose();
}
private _generateCommandsDocumentation(): Promise<void> {
return this._proxy.$getContributedCommandHandlerDescriptions().then(result => {
// add local commands
const commands = CommandsRegistry.getCommands();
for (const [id, command] of commands) {
if (command.description) {
result[id] = command.description;
}
}
// print all as markdown
const all: string[] = [];
for (let id in result) {
all.push('`' + id + '` - ' + _generateMarkdown(result[id]));
}
console.log(all.join('\n'));
});
}
$registerCommand(id: string): void {
this._commandRegistrations.set(
id,
CommandsRegistry.registerCommand(id, (accessor, ...args) => {
return this._proxy.$executeContributedCommand(id, ...args).then(result => {
return revive(result);
});
})
);
}
$unregisterCommand(id: string): void {
const command = this._commandRegistrations.get(id);
if (command) {
command.dispose();
this._commandRegistrations.delete(id);
}
}
async $executeCommand<T>(id: string, args: any[], retry: boolean): Promise<T | undefined> {
for (let i = 0; i < args.length; i++) {
args[i] = revive(args[i]);
}
if (retry && args.length > 0 && !CommandsRegistry.getCommand(id)) {
await this._extensionService.activateByEvent(`onCommand:${id}`);
throw new Error('$executeCommand:retry');
}
return this._commandService.executeCommand<T>(id, ...args);
}
$getCommands(): Promise<string[]> {
return Promise.resolve([...CommandsRegistry.getCommands().keys()]);
}
}
// --- command doc
function _generateMarkdown(description: string | ICommandHandlerDescription): string {
if (typeof description === 'string') {
return description;
} else {
const parts = [description.description];
parts.push('\n\n');
if (description.args) {
for (let arg of description.args) {
parts.push(`* _${arg.name}_ - ${arg.description || ''}\n`);
}
}
if (description.returns) {
parts.push(`* _(returns)_ - ${description.returns}`);
}
parts.push('\n\n');
return parts.join('');
}
}