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n.isUnsubscribed||n.complete()}else{if("function"===typeof b.then)return b.then(function(a){n.isUnsubscribed||(n.next(a),n.complete())},function(a){return n.error(a)}).then(null,function(a){setTimeout(function(){throw a;})}),n;if("function"===typeof b[k.SymbolShim.iterator]){for(a=0;a<b.length&&(n.next(b[a]),!n.isUnsubscribed);a++);n.isUnsubscribed||n.complete()}else if("function"===typeof b[k.SymbolShim.observable])if(b=b[k.SymbolShim.observable](),"function"!==typeof b.subscribe)n.error("invalid observable");
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arguments)}catch(a){this.error(a)}}b.target=a;return b}},{}]},{},[5])(5)});