本文整理汇总了TypeScript中vscode.CancellationToken类的典型用法代码示例。如果您正苦于以下问题：TypeScript CancellationToken类的具体用法？TypeScript CancellationToken怎么用？TypeScript CancellationToken使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了CancellationToken类的4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: reject
return new Promise<string>((resolve, reject) => {
options.env = options.env || {};
options.env['PYTHONIOENCODING'] = 'UTF-8';
let proc = child_process.spawn(file, args, options);
let error = '';
let exited = false;
if (token && token.onCancellationRequested) {
token.onCancellationRequested(() => {
if (!exited && proc) {
proc.kill();
proc = null;
}
});
}
proc.on('error', error => {
reject(error);
});
proc.stdout.setEncoding('utf8');
proc.stderr.setEncoding('utf8');
proc.stdout.on('data', function (data: string) {
if (token && token.isCancellationRequested) {
return;
}
stdOut(data);
});
proc.stderr.on('data', function (data: string) {
if (token && token.isCancellationRequested) {
return;
}
if (includeErrorAsResponse) {
stdOut(data);
}
else {
error += data;
}
});
proc.on('exit', function (code) {
exited = true;
if (token && token.isCancellationRequested) {
return reject();
}
if (error.length > 0) {
return reject(error);
}
resolve();
});
});示例2: reject
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: handleResponse
return new Promise<string>((resolve, reject) => {
let proc = child_process.execFile(file, args, options, (error, stdout, stderr) => {
handleResponse(file, includeErrorAsResponse, error, stdout, stderr, token)
.then(data => resolve(data))
.catch(err => reject(err));
});
if (token && token.onCancellationRequested) {
token.onCancellationRequested(() => {
if (proc) {
proc.kill();
proc = null;
}
});
}
});示例4: resolve
return new Promise<T | undefined>((resolve, reject) => {
token.onCancellationRequested(() => resolve(undefined));
promise.then(resolve, reject);
});