本文整理汇总了TypeScript中vs/base/common/cancellation.CancellationToken.onCancellationRequested方法的典型用法代码示例。如果您正苦于以下问题:TypeScript CancellationToken.onCancellationRequested方法的具体用法?TypeScript CancellationToken.onCancellationRequested怎么用?TypeScript CancellationToken.onCancellationRequested使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类vs/base/common/cancellation.CancellationToken
的用法示例。
在下文中一共展示了CancellationToken.onCancellationRequested方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: parseUrl
return new Promise<IRequestContext>((c, e) => {
const endpoint = parseUrl(options.url!);
const opts: https.RequestOptions = {
hostname: endpoint.hostname,
port: endpoint.port ? parseInt(endpoint.port) : (endpoint.protocol === 'https:' ? 443 : 80),
protocol: endpoint.protocol,
path: endpoint.path,
method: options.type || 'GET',
headers: options.headers,
agent: options.agent,
rejectUnauthorized: isBoolean(options.strictSSL) ? options.strictSSL : true
};
if (options.user && options.password) {
opts.auth = options.user + ':' + options.password;
}
req = rawRequest(opts, (res: http.IncomingMessage) => {
const followRedirects: number = isNumber(options.followRedirects) ? options.followRedirects : 3;
if (res.statusCode && res.statusCode >= 300 && res.statusCode < 400 && followRedirects > 0 && res.headers['location']) {
request(assign({}, options, {
url: res.headers['location'],
followRedirects: followRedirects - 1
}), token).then(c, e);
} else {
let stream: Stream = res;
if (res.headers['content-encoding'] === 'gzip') {
stream = stream.pipe(createGunzip());
}
c({ res, stream } as IRequestContext);
}
});
req.on('error', e);
if (options.timeout) {
req.setTimeout(options.timeout);
}
if (options.data) {
if (typeof options.data === 'string') {
req.write(options.data);
} else {
options.data.pipe(req);
return;
}
}
req.end();
token.onCancellationRequested(() => {
req.abort();
e(canceled());
});
});
示例2: setRequestHeaders
return new Promise<IRequestContext>((resolve, reject) => {
xhr.open(options.type || 'GET', options.url || '', true, options.user, options.password);
setRequestHeaders(xhr, options);
xhr.responseType = 'arraybuffer';
xhr.onerror = e => reject(new Error(xhr.statusText && ('XHR failed: ' + xhr.statusText)));
xhr.onload = (e) => {
resolve({
res: {
statusCode: xhr.status,
headers: getResponseHeaders(xhr)
},
stream: new class ArrayBufferStream extends Readable {
private _buffer: Buffer;
private _offset: number;
private _length: number;
constructor(arraybuffer: ArrayBuffer) {
super();
this._buffer = Buffer.from(new Uint8Array(arraybuffer));
this._offset = 0;
this._length = this._buffer.length;
}
_read(size: number) {
if (this._offset < this._length) {
this.push(this._buffer.slice(this._offset, (this._offset + size)));
this._offset += size;
} else {
this.push(null);
}
}
}(xhr.response)
});
};
xhr.ontimeout = e => reject(new Error(`XHR timeout: ${options.timeout}ms`));
if (options.timeout) {
xhr.timeout = options.timeout;
}
// TODO: remove any
xhr.send(options.data as any);
// cancel
token.onCancellationRequested(() => {
xhr.abort();
reject(canceled());
});
});
示例3: getCodeActions
export function getCodeActions(
model: ITextModel,
rangeOrSelection: Range | Selection,
trigger: CodeActionTrigger,
token: CancellationToken
): Promise<CodeActionSet> {
const filter = trigger.filter || {};
const codeActionContext: CodeActionContext = {
only: filter.kind ? filter.kind.value : undefined,
trigger: trigger.type === 'manual' ? CodeActionTriggerKind.Manual : CodeActionTriggerKind.Automatic
};
const chainedCancellation = new CancellationTokenSource();
token.onCancellationRequested(() => chainedCancellation.cancel());
const providers = getCodeActionProviders(model, filter);
const promises = providers.map(provider => {
return Promise.resolve(provider.provideCodeActions(model, rangeOrSelection, codeActionContext, chainedCancellation.token)).then(providedCodeActions => {
if (!Array.isArray(providedCodeActions)) {
return [];
}
return providedCodeActions.filter(action => action && filtersAction(filter, action));
}, (err): CodeAction[] => {
if (isPromiseCanceledError(err)) {
throw err;
}
onUnexpectedExternalError(err);
return [];
});
});
const listener = CodeActionProviderRegistry.onDidChange(() => {
const newProviders = CodeActionProviderRegistry.all(model);
if (!equals(newProviders, providers)) {
chainedCancellation.cancel();
}
});
return Promise.all(promises)
.then(flatten)
.then(actions => new CodeActionSet(actions))
.finally(() => {
listener.dispose();
});
}