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							- import { Observer } from './types';
 
- import { config } from './config';
 
- import { hostReportError } from './util/hostReportError';
 
- export const empty: Observer<any> = {
 
-   closed: true,
 
-   next(value: any): void { /* noop */},
 
-   error(err: any): void {
 
-     if (config.useDeprecatedSynchronousErrorHandling) {
 
-       throw err;
 
-     } else {
 
-       hostReportError(err);
 
-     }
 
-   },
 
-   complete(): void { /*noop*/ }
 
- };
 
 
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