1 | import { Operator, Stream } from '../index';
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2 | export declare class SplitOperator<T> implements Operator<T, Stream<T>> {
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3 | s: Stream<any>;
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4 | ins: Stream<T>;
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5 | type: string;
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6 | curr: Stream<T>;
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7 | out: Stream<Stream<T>>;
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8 | private sil;
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9 | constructor(s: Stream<any>, ins: Stream<T>);
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10 | _start(out: Stream<Stream<T>>): void;
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11 | _stop(): void;
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12 | up(): void;
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13 | _n(t: T): void;
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14 | _e(err: any): void;
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15 | _c(): void;
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16 | }
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17 | /**
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18 | * Splits a stream using a separator stream. Returns a stream that emits
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19 | * streams.
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20 | *
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21 | * Marble diagram:
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22 | *
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23 | * ```text
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24 | * --1--2--3--4--5--6--7--8--9|
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25 | * split( --a----b--- )
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26 | * ---------------------------|
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27 | * : : :
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28 | * 1--2--3-|: :
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29 | * 4--5|:
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30 | * -6--7--8--9|
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31 | * ```
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32 | *
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33 | * Example:
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34 | *
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35 | * ```js
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36 | * import split from 'xstream/extra/split'
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37 | * import concat from 'xstream/extra/concat'
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38 | *
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39 | * const source = xs.periodic(50).take(10)
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40 | * const separator = concat(xs.periodic(167).take(2), xs.never())
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41 | * const result = source.compose(split(separator))
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42 | *
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43 | * result.addListener({
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44 | * next: stream => {
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45 | * stream.addListener({
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46 | * next: i => console.log(i),
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47 | * error: err => console.error(err),
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48 | * complete: () => console.log('inner completed')
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49 | * })
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50 | * },
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51 | * error: err => console.error(err),
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52 | * complete: () => console.log('outer completed')
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53 | * })
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54 | * ```
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55 | *
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56 | * ```text
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57 | * > 0
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58 | * > 1
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59 | * > 2
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60 | * > inner completed
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61 | * > 3
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62 | * > 4
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63 | * > 5
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64 | * > inner completed
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65 | * > 6
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66 | * > 7
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67 | * > 8
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68 | * > 9
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69 | * > inner completed
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70 | * > outer completed
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71 | * ```
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72 | *
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73 | * @param {Stream} separator Some other stream that is used to know when to
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74 | * split the output stream.
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75 | * @return {Stream}
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76 | */
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77 | export default function split<T>(separator: Stream<any>): (ins: Stream<T>) => Stream<Stream<T>>;
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