本文整理汇总了TypeScript中rxjs.ReplaySubject.asObservable方法的典型用法代码示例。如果您正苦于以下问题：TypeScript ReplaySubject.asObservable方法的具体用法？TypeScript ReplaySubject.asObservable怎么用？TypeScript ReplaySubject.asObservable使用的例子？那么恭喜您, 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rxjs.ReplaySubject的用法示例。
在下文中一共展示了ReplaySubject.asObservable方法的10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: constructor
constructor(monitor: MediaMonitor,
elRef: ElementRef,
styleUtils: StyleUtils) {
super(monitor, elRef, styleUtils);
this._announcer = new ReplaySubject<Layout>(1);
this.layout$ = this._announcer.asObservable();
}示例2: _getNpmPackageJson
/**
* Get the NPM repository's package.json for a package. This is p
* @param {string} packageName The package name to fetch.
* @param {LoggerApi} logger A logger instance to log debug information.
* @returns {Observable<JsonObject>} An observable that will put the pacakge.json content.
* @private
*/
function _getNpmPackageJson(
packageName: string,
logger: logging.LoggerApi,
): Observable<JsonObject> {
const url = `https://registry.npmjs.org/${packageName.replace(/\//g, '%2F')}`;
logger.debug(`Getting package.json from ${JSON.stringify(packageName)}...`);
let maybeRequest = npmPackageJsonCache.get(url);
if (!maybeRequest) {
const subject = new ReplaySubject<JsonObject>(1);
const request = https.request(url, response => {
let data = '';
response.on('data', chunk => data += chunk);
response.on('end', () => {
try {
const json = parseJson(data, JsonParseMode.Strict);
subject.next(json as JsonObject);
subject.complete();
} catch (err) {
subject.error(err);
}
});
response.on('error', err => subject.error(err));
});
request.end();
maybeRequest = subject.asObservable();
npmPackageJsonCache.set(url, maybeRequest);
}
return maybeRequest;
}示例3: concatMap
concatMap(options => {
const subject = new ReplaySubject<NpmRepositoryPackageJson>(1);
const client = new RegistryClient({
proxy: {
http: options[0],
https: options[1],
},
});
client.log.level = 'silent';
const params = {
timeout: 30000,
};
client.get(
fullUrl,
params,
(error: object, data: NpmRepositoryPackageJson) => {
if (error) {
subject.error(error);
}
subject.next(data);
subject.complete();
});
maybeRequest = subject.asObservable();
npmPackageJsonCache.set(fullUrl.toString(), maybeRequest);
return maybeRequest;
}),示例4: componentDestroyed
export function componentDestroyed(component: OnDestroyLike): Observable<true> {
if (component.__componentDestroyed$) {
return component.__componentDestroyed$;
}
const oldNgOnDestroy = component.ngOnDestroy;
const stop$ = new ReplaySubject<true>();
component.ngOnDestroy = function () {
oldNgOnDestroy && oldNgOnDestroy.apply(component);
stop$.next(true);
stop$.complete();
};
return component.__componentDestroyed$ = stop$.asObservable();
}示例5: getNpmConfigOption
function getNpmConfigOption(
option: string,
scope?: string,
tryWithoutScope?: boolean,
): Observable<string | undefined> {
if (scope && tryWithoutScope) {
return concat(
getNpmConfigOption(option, scope),
getNpmConfigOption(option),
).pipe(
filter(result => !!result),
defaultIfEmpty(),
first(),
);
}
const fullOption = `${scope ? scope + ':' : ''}${option}`;
let value = npmConfigOptionCache.get(fullOption);
if (value) {
return value;
}
const subject = new ReplaySubject<string | undefined>(1);
try {
exec(`npm get ${fullOption}`, (error, data) => {
if (error) {
subject.next();
} else {
data = data.trim();
if (!data || data === 'undefined' || data === 'null') {
subject.next();
} else {
subject.next(data);
}
}
subject.complete();
});
} catch {
subject.next();
subject.complete();
}
value = subject.asObservable();
npmConfigOptionCache.set(fullOption, value);
return value;
}示例6: concatMap
concatMap(options => {
const [
http,
https,
strictSsl,
cafile,
token,
username,
password,
alwaysAuth,
] = options;
const subject = new ReplaySubject<NpmRepositoryPackageJson>(1);
const sslOptions = getNpmClientSslOptions(strictSsl, cafile);
let auth;
if (token) {
auth = { token, alwaysAuth };
} else if (username) {
auth = { username, password, alwaysAuth };
}
const client = new RegistryClient({
proxy: { http, https },
ssl: sslOptions,
});
client.log.level = 'silent';
const params = {
timeout: 30000,
auth,
};
client.get(
fullUrl.toString(),
params,
(error: object, data: NpmRepositoryPackageJson) => {
if (error) {
subject.error(error);
}
subject.next(data);
subject.complete();
});
maybeRequest = subject.asObservable();
npmPackageJsonCache.set(fullUrl.toString(), maybeRequest);
return maybeRequest;
}),示例7: getNpmConfigOption
function getNpmConfigOption(
option: string,
scope?: string,
tryWithoutScope?: boolean,
): Observable<string | undefined> {
if (scope && tryWithoutScope) {
return concat(
getNpmConfigOption(option, scope),
getNpmConfigOption(option),
).pipe(
filter(result => !!result),
defaultIfEmpty(),
first(),
);
}
const fullOption = `${scope ? scope + ':' : ''}${option}`;
let value = npmConfigOptionCache.get(fullOption);
if (value) {
return value;
}
const subject = new ReplaySubject<string | undefined>(1);
const optionValue = npmConfig && npmConfig[fullOption];
if (optionValue == undefined || optionValue == null) {
subject.next();
} else {
subject.next(optionValue);
}
subject.complete();
value = subject.asObservable();
npmConfigOptionCache.set(fullOption, value);
return value;
}示例8:
get resultPage$(): Observable<ResultPage> {
return this.subject.asObservable();
}示例9:
(collection.getSelectedNote as Spy).and.callFake(() => selectedNoteStream.asObservable());示例10: concatMap
concatMap(options => {
const [
http,
https,
strictSsl,
cafile,
token,
authToken,
username,
password,
email,
alwaysAuth,
] = options;
const subject = new ReplaySubject<NpmRepositoryPackageJson>(1);
const sslOptions = getNpmClientSslOptions(strictSsl, cafile);
const auth: {
token?: string,
alwaysAuth?: boolean;
username?: string;
password?: string;
email?: string;
} = {};
if (alwaysAuth !== undefined) {
auth.alwaysAuth = alwaysAuth === 'false' ? false : !!alwaysAuth;
}
if (email) {
auth.email = email;
}
if (authToken) {
auth.token = authToken;
} else if (token) {
try {
// attempt to parse "username:password" from base64 token
// to enable Artifactory / Nexus-like repositories support
const delimiter = ':';
const parsedToken = Buffer.from(token, 'base64').toString('ascii');
const [extractedUsername, ...passwordArr] = parsedToken.split(delimiter);
const extractedPassword = passwordArr.join(delimiter);
if (extractedUsername && extractedPassword) {
auth.username = extractedUsername;
auth.password = extractedPassword;
} else {
throw new Error('Unable to extract username and password from _auth token');
}
} catch (ex) {
auth.token = token;
}
} else if (username) {
auth.username = username;
auth.password = password;
}
const client = new RegistryClient({
proxy: { http, https },
ssl: sslOptions,
});
client.log.level = 'silent';
const params = {
timeout: 30000,
auth,
};
client.get(
fullUrl.toString(),
params,
(error: object, data: NpmRepositoryPackageJson) => {
if (error) {
subject.error(error);
}
subject.next(data);
subject.complete();
});
maybeRequest = subject.asObservable();
npmPackageJsonCache.set(fullUrl.toString(), maybeRequest);
return maybeRequest;
}),