ducha-qianduan/node_modules/rxjs/internal/observable/range.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Observable_1 = require("../Observable");
function range(start, count, scheduler) {
    if (start === void 0) { start = 0; }
    return new Observable_1.Observable(function (subscriber) {
        if (count === undefined) {
            count = start;
            start = 0;
        }
        var index = 0;
        var current = start;
        if (scheduler) {
            return scheduler.schedule(dispatch, 0, {
                index: index, count: count, start: start, subscriber: subscriber
            });
        }
        else {
            do {
                if (index++ >= count) {
                    subscriber.complete();
                    break;
                }
                subscriber.next(current++);
                if (subscriber.closed) {
                    break;
                }
            } while (true);
        }
        return undefined;
    });
}
exports.range = range;
function dispatch(state) {
    var start = state.start, index = state.index, count = state.count, subscriber = state.subscriber;
    if (index >= count) {
        subscriber.complete();
        return;
    }
    subscriber.next(start);
    if (subscriber.closed) {
        return;
    }
    state.index = index + 1;
    state.start = start + 1;
    this.schedule(state);
}
exports.dispatch = dispatch;
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