ghostfolio/node_modules/@angular/core/fesm2022/rxjs-interop.mjs

/**
 * @license Angular v21.1.1
 * (c) 2010-2026 Google LLC. https://angular.dev/
 * License: MIT
 */

import { Observable, ReplaySubject } from 'rxjs';
import { takeUntil } from 'rxjs/operators';
import { assertInInjectionContext, inject, DestroyRef, RuntimeError, Injector, effect, untracked, assertNotInReactiveContext, signal, PendingTasks } from './_untracked-chunk.mjs';
import { getOutputDestroyRef, computed, resource, encapsulateResourceError } from './_resource-chunk.mjs';
import './_effect-chunk.mjs';
import './_not_found-chunk.mjs';
import '@angular/core/primitives/signals';
import '@angular/core/primitives/di';
import './_linked_signal-chunk.mjs';

function takeUntilDestroyed(destroyRef) {
  if (!destroyRef) {
    ngDevMode && assertInInjectionContext(takeUntilDestroyed);
    destroyRef = inject(DestroyRef);
  }
  const destroyed$ = new Observable(subscriber => {
    if (destroyRef.destroyed) {
      subscriber.next();
      return;
    }
    const unregisterFn = destroyRef.onDestroy(subscriber.next.bind(subscriber));
    return unregisterFn;
  });
  return source => {
    return source.pipe(takeUntil(destroyed$));
  };
}

class OutputFromObservableRef {
  source;
  destroyed = false;
  destroyRef = inject(DestroyRef);
  constructor(source) {
    this.source = source;
    this.destroyRef.onDestroy(() => {
      this.destroyed = true;
    });
  }
  subscribe(callbackFn) {
    if (this.destroyed) {
      throw new RuntimeError(953, ngDevMode && 'Unexpected subscription to destroyed `OutputRef`. ' + 'The owning directive/component is destroyed.');
    }
    const subscription = this.source.pipe(takeUntilDestroyed(this.destroyRef)).subscribe({
      next: value => callbackFn(value)
    });
    return {
      unsubscribe: () => subscription.unsubscribe()
    };
  }
}
function outputFromObservable(observable, opts) {
  ngDevMode && assertInInjectionContext(outputFromObservable);
  return new OutputFromObservableRef(observable);
}

function outputToObservable(ref) {
  const destroyRef = getOutputDestroyRef(ref);
  return new Observable(observer => {
    const unregisterOnDestroy = destroyRef?.onDestroy(() => observer.complete());
    const subscription = ref.subscribe(v => observer.next(v));
    return () => {
      subscription.unsubscribe();
      unregisterOnDestroy?.();
    };
  });
}

function toObservable(source, options) {
  if (ngDevMode && !options?.injector) {
    assertInInjectionContext(toObservable);
  }
  const injector = options?.injector ?? inject(Injector);
  const subject = new ReplaySubject(1);
  const watcher = effect(() => {
    let value;
    try {
      value = source();
    } catch (err) {
      untracked(() => subject.error(err));
      return;
    }
    untracked(() => subject.next(value));
  }, {
    injector,
    manualCleanup: true
  });
  injector.get(DestroyRef).onDestroy(() => {
    watcher.destroy();
    subject.complete();
  });
  return subject.asObservable();
}

function toSignal(source, options) {
  typeof ngDevMode !== 'undefined' && ngDevMode && assertNotInReactiveContext(toSignal, 'Invoking `toSignal` causes new subscriptions every time. ' + 'Consider moving `toSignal` outside of the reactive context and read the signal value where needed.');
  const requiresCleanup = !options?.manualCleanup;
  if (ngDevMode && requiresCleanup && !options?.injector) {
    assertInInjectionContext(toSignal);
  }
  const cleanupRef = requiresCleanup ? options?.injector?.get(DestroyRef) ?? inject(DestroyRef) : null;
  const equal = makeToSignalEqual(options?.equal);
  let state;
  if (options?.requireSync) {
    state = signal({
      kind: 0
    }, {
      equal,
      ...(ngDevMode ? createDebugNameObject(options?.debugName, 'state') : undefined)
    });
  } else {
    state = signal({
      kind: 1,
      value: options?.initialValue
    }, {
      equal,
      ...(ngDevMode ? createDebugNameObject(options?.debugName, 'state') : undefined)
    });
  }
  let destroyUnregisterFn;
  const sub = source.subscribe({
    next: value => state.set({
      kind: 1,
      value
    }),
    error: error => {
      state.set({
        kind: 2,
        error
      });
      destroyUnregisterFn?.();
    },
    complete: () => {
      destroyUnregisterFn?.();
    }
  });
  if (options?.requireSync && state().kind === 0) {
    throw new RuntimeError(601, (typeof ngDevMode === 'undefined' || ngDevMode) && '`toSignal()` called with `requireSync` but `Observable` did not emit synchronously.');
  }
  destroyUnregisterFn = cleanupRef?.onDestroy(sub.unsubscribe.bind(sub));
  return computed(() => {
    const current = state();
    switch (current.kind) {
      case 1:
        return current.value;
      case 2:
        throw current.error;
      case 0:
        throw new RuntimeError(601, (typeof ngDevMode === 'undefined' || ngDevMode) && '`toSignal()` called with `requireSync` but `Observable` did not emit synchronously.');
    }
  }, {
    equal: options?.equal,
    ...(ngDevMode ? createDebugNameObject(options?.debugName, 'source') : undefined)
  });
}
function makeToSignalEqual(userEquality = Object.is) {
  return (a, b) => a.kind === 1 && b.kind === 1 && userEquality(a.value, b.value);
}
function createDebugNameObject(toSignalDebugName, internalSignalDebugName) {
  return {
    debugName: `toSignal${toSignalDebugName ? '#' + toSignalDebugName : ''}.${internalSignalDebugName}`
  };
}

function pendingUntilEvent(injector) {
  if (injector === undefined) {
    ngDevMode && assertInInjectionContext(pendingUntilEvent);
    injector = inject(Injector);
  }
  const taskService = injector.get(PendingTasks);
  return sourceObservable => {
    return new Observable(originalSubscriber => {
      const removeTask = taskService.add();
      let cleanedUp = false;
      function cleanupTask() {
        if (cleanedUp) {
          return;
        }
        removeTask();
        cleanedUp = true;
      }
      const innerSubscription = sourceObservable.subscribe({
        next: v => {
          originalSubscriber.next(v);
          cleanupTask();
        },
        complete: () => {
          originalSubscriber.complete();
          cleanupTask();
        },
        error: e => {
          originalSubscriber.error(e);
          cleanupTask();
        }
      });
      innerSubscription.add(() => {
        originalSubscriber.unsubscribe();
        cleanupTask();
      });
      return innerSubscription;
    });
  };
}

function rxResource(opts) {
  if (ngDevMode && !opts?.injector) {
    assertInInjectionContext(rxResource);
  }
  return resource({
    ...opts,
    loader: undefined,
    stream: params => {
      let sub;
      const onAbort = () => sub?.unsubscribe();
      params.abortSignal.addEventListener('abort', onAbort);
      const stream = signal({
        value: undefined
      });
      let resolve;
      const promise = new Promise(r => resolve = r);
      function send(value) {
        stream.set(value);
        resolve?.(stream);
        resolve = undefined;
      }
      const streamFn = opts.stream ?? opts.loader;
      if (streamFn === undefined) {
        throw new RuntimeError(990, ngDevMode && `Must provide \`stream\` option.`);
      }
      sub = streamFn(params).subscribe({
        next: value => send({
          value
        }),
        error: error => {
          send({
            error: encapsulateResourceError(error)
          });
          params.abortSignal.removeEventListener('abort', onAbort);
        },
        complete: () => {
          if (resolve) {
            send({
              error: new RuntimeError(991, ngDevMode && 'Resource completed before producing a value')
            });
          }
          params.abortSignal.removeEventListener('abort', onAbort);
        }
      });
      return promise;
    }
  });
}

export { outputFromObservable, outputToObservable, pendingUntilEvent, rxResource, takeUntilDestroyed, toObservable, toSignal };
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