blob: 0275354f4a5939f9b7302b66d4a658e82fd6bee1 [file] [log] [blame]
import { mergeAll } from '../operators/mergeAll';
import { innerFrom } from './innerFrom';
import { EMPTY } from './empty';
import { popNumber, popScheduler } from '../util/args';
import { from } from './from';
export function merge(...args) {
const scheduler = popScheduler(args);
const concurrent = popNumber(args, Infinity);
const sources = args;
return !sources.length
?
EMPTY
: sources.length === 1
?
innerFrom(sources[0])
:
mergeAll(concurrent)(from(sources, scheduler));
}
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