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Avoid error popup when using in Live Share

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This commit is contained in:
Jonas Schievink 2022-08-23 15:45:02 +02:00
parent f045f14626
commit 16a0eb1829
1 changed files with 23 additions and 13 deletions
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36
editors/code/src/main.ts
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@ -33,7 +33,7 @@ export function outputChannel() {
} }
export interface RustAnalyzerExtensionApi { export interface RustAnalyzerExtensionApi {
client: lc.LanguageClient; client?: lc.LanguageClient;
} }
export async function activate( export async function activate(
@ -48,6 +48,23 @@ export async function activate(
} }
async function tryActivate(context: vscode.ExtensionContext): Promise<RustAnalyzerExtensionApi> { async function tryActivate(context: vscode.ExtensionContext): Promise<RustAnalyzerExtensionApi> {
// We only support local folders, not eg. Live Share (`vlsl:` scheme), so don't activate if
// only those are in use.
// (r-a still somewhat works with Live Share, because commands are tunneled to the host)
const folders = (vscode.workspace.workspaceFolders || []).filter((folder) =>
folder.uri.scheme == "file"
);
const rustDocuments = vscode.workspace.textDocuments.filter((document) =>
isRustDocument(document)
);
if (folders.length == 0 && rustDocuments.length == 0) {
// FIXME: Ideally we would choose not to activate at all (and avoid registering
// non-functional editor commands), but VS Code doesn't seem to have a good way of doing
// that
return {};
}
const config = new Config(context); const config = new Config(context);
const state = new PersistentState(context.globalState); const state = new PersistentState(context.globalState);
const serverPath = await bootstrap(context, config, state).catch((err) => { const serverPath = await bootstrap(context, config, state).catch((err) => {
@ -60,18 +77,11 @@ async function tryActivate(context: vscode.ExtensionContext): Promise<RustAnalyz
throw new Error(message); throw new Error(message);
}); });
if ((vscode.workspace.workspaceFolders || []).length === 0) { if (folders.length === 0) {
const rustDocuments = vscode.workspace.textDocuments.filter((document) => ctx = await Ctx.create(config, context, serverPath, {
isRustDocument(document) kind: "Detached Files",
); files: rustDocuments,
if (rustDocuments.length > 0) { });
ctx = await Ctx.create(config, context, serverPath, {
kind: "Detached Files",
files: rustDocuments,
});
} else {
throw new Error("no rust files are opened");
}
} else { } else {
// Note: we try to start the server before we activate type hints so that it // Note: we try to start the server before we activate type hints so that it
// registers its `onDidChangeDocument` handler before us. // registers its `onDidChangeDocument` handler before us.