main
Last change
on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
Initial commit
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File size:
901 bytes
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[d24f17c] | 1 | import _xfBase from "./_xfBase.js";
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| 2 |
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| 3 | var XDropRepeatsWith =
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| 4 | /*#__PURE__*/
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| 5 | function () {
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| 6 | function XDropRepeatsWith(pred, xf) {
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| 7 | this.xf = xf;
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| 8 | this.pred = pred;
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| 9 | this.lastValue = undefined;
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| 10 | this.seenFirstValue = false;
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| 11 | }
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| 12 |
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| 13 | XDropRepeatsWith.prototype['@@transducer/init'] = _xfBase.init;
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| 14 | XDropRepeatsWith.prototype['@@transducer/result'] = _xfBase.result;
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| 15 |
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| 16 | XDropRepeatsWith.prototype['@@transducer/step'] = function (result, input) {
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| 17 | var sameAsLast = false;
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| 18 |
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| 19 | if (!this.seenFirstValue) {
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| 20 | this.seenFirstValue = true;
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| 21 | } else if (this.pred(this.lastValue, input)) {
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| 22 | sameAsLast = true;
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| 23 | }
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| 24 |
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| 25 | this.lastValue = input;
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| 26 | return sameAsLast ? result : this.xf['@@transducer/step'](result, input);
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| 27 | };
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| 28 |
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| 29 | return XDropRepeatsWith;
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| 30 | }();
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| 31 |
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| 32 | export default function _xdropRepeatsWith(pred) {
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| 33 | return function (xf) {
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| 34 | return new XDropRepeatsWith(pred, xf);
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| 35 | };
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| 36 | } |
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