ngx-router-meta/esm2020/lib/router-meta.mjs

Configure HTML meta tags in route configuration of Angular

import { InjectionToken } from '@angular/core';
import { catchError, EMPTY, map, scan, startWith, switchAll, switchMapTo, } from 'rxjs';
/** @internal */
export const ROUTE_META_CONFIG = new InjectionToken('ROUTE_META_CONFIG');
/**
 * Check if {@link Route#data} contains {@link RouteMeta} object
 */
export function isDataWithMeta(data) {
    return !!data.meta;
}
/**
 * Allows to accumulate many context objects streams into one stream
 * while merging all context objects together
 * and running any transformation function
 */
export function unfoldContext(ctx$$, mapFn) {
    return (o$) => o$.pipe(switchMapTo(ctx$$.pipe(switchAll(), catchError(() => EMPTY), map((ctx) => mapFn(ctx)), scan((acc, ctx) => ({ ...acc, ...ctx })), // Merge contexts
    startWith({}))));
}
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gkJC5waXBlKFxuICAgICAgICAgIHN3aXRjaEFsbCgpLFxuICAgICAgICAgIGNhdGNoRXJyb3IoKCkgPT4gRU1QVFkpLFxuICAgICAgICAgIG1hcCgoY3R4KSA9PiBtYXBGbihjdHgpKSxcbiAgICAgICAgICBzY2FuKChhY2MsIGN0eCkgPT4gKHsgLi4uYWNjLCAuLi5jdHggfSkpLCAvLyBNZXJnZSBjb250ZXh0c1xuICAgICAgICAgIHN0YXJ0V2l0aCh7fSBhcyBSKSxcbiAgICAgICAgKSxcbiAgICAgICksXG4gICAgKTtcbn1cbiJdfQ==