hunk.code_window:  * More than one input Observables may be given as argument.
    * @param {SchedulerLike} [scheduler=null] An optional {@link SchedulerLike} to schedule each
    * Observable subscription on.
  
hunk.labels: keep replace keep
hunk.after_edit:  * @param scheduler An optional {@link SchedulerLike} to schedule each
  
hunk.file_path: src/internal/observable/concat.ts
hunk.type: replace
file: import {  concat as concatStatic } from '../observable/concat';
  import { Observable } from '../Observable';
  import { ObservableInput, OperatorFunction, MonoTypeOperatorFunction, SchedulerLike } from '../types';
  
  /* tslint:disable:max-line-length */
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T>(scheduler?: SchedulerLike): MonoTypeOperatorFunction<T>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, T2>(v2: ObservableInput<T2>, scheduler?: SchedulerLike): OperatorFunction<T, T | T2>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, T2, T3>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, scheduler?: SchedulerLike): OperatorFunction<T, T | T2 | T3>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, T2, T3, T4>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, scheduler?: SchedulerLike): OperatorFunction<T, T | T2 | T3 | T4>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, T2, T3, T4, T5>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>, scheduler?: SchedulerLike): OperatorFunction<T, T | T2 | T3 | T4 | T5>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, T2, T3, T4, T5, T6>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>, v6: ObservableInput<T6>, scheduler?: SchedulerLike): OperatorFunction<T, T | T2 | T3 | T4 | T5 | T6>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T>(...observables: Array<ObservableInput<T> | SchedulerLike>): MonoTypeOperatorFunction<T>;
  /** @deprecated Deprecated in favor of static concat. */
  export function concat<T, R>(...observables: Array<ObservableInput<any> | SchedulerLike>): OperatorFunction<T, R>;
  /* tslint:enable:max-line-length */
  
  /**
   * @deprecated Deprecated in favor of static {@link concat}.
   */
  export function concat<T, R>(...observables: Array<ObservableInput<any> | SchedulerLike>): OperatorFunction<T, R> {
    return (source: Observable<T>) => source.lift.call(concatStatic(source, ...observables));
  }
  