116 lines
3.5 KiB
TypeScript
116 lines
3.5 KiB
TypeScript
import * as vscode from 'vscode';
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import * as lc from 'vscode-languageclient/node';
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import * as ra from './lsp_ext';
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import { Config } from './config';
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import { createClient } from './client';
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import { isRustEditor, RustEditor } from './util';
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import { ServerStatusParams } from './lsp_ext';
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export type Workspace =
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{
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kind: 'Workspace Folder';
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}
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| {
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kind: 'Detached Files';
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files: vscode.TextDocument[];
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};
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export class Ctx {
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private constructor(
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readonly config: Config,
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private readonly extCtx: vscode.ExtensionContext,
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readonly client: lc.LanguageClient,
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readonly serverPath: string,
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readonly statusBar: vscode.StatusBarItem,
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) {
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}
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static async create(
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config: Config,
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extCtx: vscode.ExtensionContext,
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serverPath: string,
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workspace: Workspace,
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): Promise<Ctx> {
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const client = createClient(serverPath, workspace, config.serverExtraEnv);
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const statusBar = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Left);
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extCtx.subscriptions.push(statusBar);
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statusBar.text = "rust-analyzer";
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statusBar.tooltip = "ready";
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statusBar.command = "rust-analyzer.analyzerStatus";
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statusBar.show();
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const res = new Ctx(config, extCtx, client, serverPath, statusBar);
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res.pushCleanup(client.start());
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await client.onReady();
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client.onNotification(ra.serverStatus, (params) => res.setServerStatus(params));
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return res;
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}
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get activeRustEditor(): RustEditor | undefined {
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const editor = vscode.window.activeTextEditor;
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return editor && isRustEditor(editor)
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? editor
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: undefined;
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}
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get visibleRustEditors(): RustEditor[] {
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return vscode.window.visibleTextEditors.filter(isRustEditor);
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}
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registerCommand(name: string, factory: (ctx: Ctx) => Cmd) {
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const fullName = `rust-analyzer.${name}`;
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const cmd = factory(this);
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const d = vscode.commands.registerCommand(fullName, cmd);
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this.pushCleanup(d);
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}
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get extensionPath(): string {
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return this.extCtx.extensionPath;
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}
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get globalState(): vscode.Memento {
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return this.extCtx.globalState;
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}
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get subscriptions(): Disposable[] {
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return this.extCtx.subscriptions;
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}
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setServerStatus(status: ServerStatusParams) {
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this.statusBar.tooltip = status.message ?? "Ready";
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let icon = "";
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switch (status.health) {
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case "ok":
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this.statusBar.color = undefined;
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break;
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case "warning":
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this.statusBar.tooltip += "\nClick to reload.";
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this.statusBar.command = "rust-analyzer.reloadWorkspace";
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this.statusBar.color = new vscode.ThemeColor("notificationsWarningIcon.foreground");
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icon = "$(warning) ";
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break;
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case "error":
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this.statusBar.tooltip += "\nClick to reload.";
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this.statusBar.command = "rust-analyzer.reloadWorkspace";
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this.statusBar.color = new vscode.ThemeColor("notificationsErrorIcon.foreground");
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icon = "$(error) ";
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break;
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}
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if (!status.quiescent) icon = "$(sync~spin) ";
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this.statusBar.text = `${icon} rust-analyzer`;
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}
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pushCleanup(d: Disposable) {
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this.extCtx.subscriptions.push(d);
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}
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}
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export interface Disposable {
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dispose(): void;
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}
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export type Cmd = (...args: any[]) => unknown;
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