syncthing/next-gen-gui/src/app/http-interceptors/index.ts

/* "Barrel" of Http Interceptors */
import { HTTP_INTERCEPTORS } from '@angular/common/http';

import { CSRFInterceptor } from './csrf.interceptor';
import { CachingInterceptor } from './caching.interceptor';
import { ErrorInterceptor } from './error.interceptor';

/** Http interceptor providers in outside-in order */
export const httpInterceptorProviders = [
    { provide: HTTP_INTERCEPTORS, useClass: CachingInterceptor, multi: true },
    { provide: HTTP_INTERCEPTORS, useClass: ErrorInterceptor, multi: true },
    // CSRFInterceptor needs to be last 
    { provide: HTTP_INTERCEPTORS, useClass: CSRFInterceptor, multi: true },
];