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5 | "use strict";
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6 |
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7 | module.exports = function forEachBail(array, iterator, callback) {
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8 | if(array.length === 0) return callback();
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9 | let currentPos = array.length;
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10 | let currentResult;
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11 | let done = [];
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12 | for(let i = 0; i < array.length; i++) {
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13 | const itCb = createIteratorCallback(i);
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14 | iterator(array[i], itCb);
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15 | if(currentPos === 0) break;
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16 | }
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17 |
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18 | function createIteratorCallback(i) {
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19 | return(...args) => {
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20 | if(i >= currentPos) return;
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21 | done.push(i);
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22 | if(args.length > 0) {
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23 | currentPos = i + 1;
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24 | done = done.filter(item => {
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25 | return item <= i;
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26 | });
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27 | currentResult = args;
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28 | }
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29 | if(done.length === currentPos) {
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30 | callback.apply(null, currentResult);
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31 | currentPos = 0;
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32 | }
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33 | };
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34 | }
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35 | };
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36 |
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37 | module.exports.withIndex = function forEachBailWithIndex(array, iterator, callback) {
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38 | if(array.length === 0) return callback();
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39 | let currentPos = array.length;
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40 | let currentResult;
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41 | let done = [];
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42 | for(let i = 0; i < array.length; i++) {
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43 | const itCb = createIteratorCallback(i);
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44 | iterator(array[i], i, itCb);
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45 | if(currentPos === 0) break;
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46 | }
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47 |
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48 | function createIteratorCallback(i) {
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49 | return(...args) => {
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50 | if(i >= currentPos) return;
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51 | done.push(i);
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52 | if(args.length > 0) {
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53 | currentPos = i + 1;
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54 | done = done.filter(item => {
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55 | return item <= i;
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56 | });
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57 | currentResult = args;
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58 | }
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59 | if(done.length === currentPos) {
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60 | callback.apply(null, currentResult);
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61 | currentPos = 0;
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62 | }
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63 | };
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64 | }
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65 | };
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