本文整理匯總了TypeScript中Q.Promise函數的典型用法代碼示例。如果您正苦於以下問題：TypeScript Promise函數的具體用法？TypeScript Promise怎麽用？TypeScript Promise使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。
在下文中一共展示了Promise函數的9個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: openConnections
async openConnections() {
for (let i = 0, len = this.httpServers.length; i < len; i++) {
const httpServer = this.httpServers[i].http;
const isListening = this.listenings[i];
if (!isListening) {
const netInterface = this.interfaces[i].ip;
const port = this.interfaces[i].port;
try {
await Q.Promise((resolve:any, reject:any) => {
// Weird the need of such a hack to catch an exception...
httpServer.errorPropagates = function(err:any) {
reject(err);
};
//httpServer.on('listening', resolve.bind(this, httpServer));
httpServer.listen(port, netInterface, (err:any) => {
if (err) return reject(err);
this.listenings[i] = true;
resolve(httpServer);
});
});
this.logger && this.logger.info(this.name + ' listening on http://' + (netInterface.match(/:/) ? '[' + netInterface + ']' : netInterface) + ':' + port);
} catch (e) {
this.logger && this.logger.warn('Could NOT listen to http://' + netInterface + ':' + port);
this.logger && this.logger.warn(e);
}
}
}
return [];
}示例2: runFilenameOrFn_
export function runFilenameOrFn_(configDir: string, filenameOrFn: any, args?: any[]): Promise<any> {
return Promise((resolvePromise) => {
if (filenameOrFn && !(typeof filenameOrFn === 'string' || typeof filenameOrFn === 'function')) {
throw new Error('filenameOrFn must be a string or function');
}
if (typeof filenameOrFn === 'string') {
filenameOrFn = require(resolve(configDir, filenameOrFn));
}
if (typeof filenameOrFn === 'function') {
let results = when(filenameOrFn.apply(null, args), null, (err) => {
if (typeof err === 'string') {
err = new Error(err);
} else {
err = err as Error;
if (!err.stack) {
err.stack = new Error().stack;
}
}
err.stack = exports.filterStackTrace(err.stack);
throw err;
});
resolvePromise(results);
} else {
resolvePromise(undefined);
}
});
}示例3: start
start(imageName, opts?: IStartDockerOpts, command?: string) {
return Q.Promise((resolve, reject) => {
let containerName = (opts && opts.name) ? opts.name : imageName;
this.runWithoutDebugOnce(this.status(containerName)).then(
(status) => {
if (!status) {
info(`Creating and starting container ${containerName}...`);
let c = `docker run -d`;
if (!opts) opts = {};
c = addOpts(c, opts);
// set sinsible defaults
if (!opts.name) c = addOpt(c, '--name', containerName);
c += ` ${imageName}`;
if (command) c += ` ${command}`;
run(c, this._debug).then(() => { resolve(true); }, reject);
} else if (status.indexOf('Up') == 1) {
info(`Container ${containerName} already started.`);
resolve(false)
} else if (status.indexOf('Exited') == 1) {
info(`Container ${containerName} exists but is not started. Starting now.`);
runWithoutDebug(`docker start ${containerName}`).then(
() => { resolve(true) },
reject
);
} else {
reject(`Could not start container ${containerName()}. Status was ${status} Should never hit this.`);
}
},
reject
);
});
}示例4: execute
export function execute(grunt:IGrunt, options: GruntOptions, host: GruntHost): Q.Promise<any>{
host.io.verbose("--task.execute");
host.io.verbose(" options: " + JSON.stringify(options));
return Q.Promise((resolve: (val: any) => void, reject: (val: any) => void, notify: (val: any) => void) => {
if(options.gWatch){
watch(grunt, options, host);
}else{
try{
if(compile(options, host)){
resolve(true);
}else{
reject(false);
}
}catch(e){
util.writeAbort(e.message);
if(e.stack){
util.writeAbort(e.stack);
}
reject(false);
}
}
});
}示例5: function
downloadTool: function (url: string, fileName?: string): Promise<string> {
return Promise<string>((resolve, reject) => {
if (process.env["__case__"] == "downloaderror") {
reject("downloaderror");
}
resolve("downloadPath");
});
},示例6: hashJson
export function hashJson(data: any, algorithm: string): Q.Promise<Buffer> {
return Q.Promise<Buffer>((resolve, reject) => {
try {
resolve(hashJsonSync(data, algorithm));
} catch (error) {
reject(error);
}
});
}示例7: testErrors
// Test that the proper error code and text is passed through on a server error
function testErrors(method: any): Q.Promise<void> {
return Q.Promise<void>((resolve: any, reject: any, notify: any) => {
method().done(() => {
assert.fail("Should have thrown an error");
reject();
}, (error: any) => {
assert.equal(error.message, "Text");
resolve();
});
});
}示例8: runWithoutDebugOnce
protected runWithoutDebugOnce(promise: Q.Promise<any>) {
return Q.Promise<string>((resolve, reject) => {
let _d = this._debug;
this._debug = false;
promise.then(
(val) => {
this._debug = _d;
resolve(val);
},
(err) => {
this._debug = _d;
reject(err);
}
);
});
}示例9: start
start() {
return q.Promise((resolve, reject) => {
this.checkSupportedConfig();
let args = [
'--fork',
'--seleniumAddress',
this.config.seleniumAddress,
];
if (this.config.webDriverLogDir) {
args.push('--logDir', this.config.webDriverLogDir);
}
if (this.config.highlightDelay) {
args.push('--highlightDelay', this.config.highlightDelay.toString());
}
this.bpProcess = fork(BP_PATH, args, {silent: true});
logger.info('Starting BlockingProxy with args: ' + args.toString());
this.bpProcess
.on('message',
(data) => {
this.port = data['port'];
resolve(data['port']);
})
.on('error',
(err) => {
reject(new Error('Unable to start BlockingProxy ' + err));
})
.on('exit', (code: number, signal: number) => {
reject(new Error('BP exited with ' + code));
logger.error('Exited with ' + code);
logger.error('signal ' + signal);
});
this.bpProcess.stdout.on('data', (msg: Buffer) => {
logger.debug(msg.toString().trim());
});
this.bpProcess.stderr.on('data', (msg: Buffer) => {
logger.error(msg.toString().trim());
});
process.on('exit', () => {
this.bpProcess.kill();
});
});
}