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9 |
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10 | (function(define) { 'use strict';
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11 | define(function(require) {
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12 |
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13 | var when = require('./when');
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14 | var Promise = when.Promise;
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15 | var toPromise = when.resolve;
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16 |
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17 | return {
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18 | all: when.lift(all),
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19 | map: map
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20 | };
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21 |
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22 | |
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24 |
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27 |
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28 |
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29 | function all(object) {
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30 | var p = Promise._defer();
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31 | var resolver = Promise._handler(p);
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32 |
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33 | var results = {};
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34 | var keys = Object.keys(object);
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35 | var pending = keys.length;
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36 |
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37 | for(var i=0, k; i<keys.length; ++i) {
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38 | k = keys[i];
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39 | Promise._handler(object[k]).fold(settleKey, k, results, resolver);
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40 | }
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41 |
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42 | if(pending === 0) {
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43 | resolver.resolve(results);
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44 | }
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45 |
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46 | return p;
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47 |
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48 | function settleKey(k, x, resolver) {
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49 |
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50 | this[k] = x;
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51 | if(--pending === 0) {
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52 | resolver.resolve(results);
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53 | }
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54 | }
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55 | }
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56 |
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57 | |
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59 |
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62 |
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63 |
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64 |
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65 |
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66 | function map(object, f) {
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67 | return toPromise(object).then(function(object) {
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68 | return all(Object.keys(object).reduce(function(o, k) {
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69 | o[k] = toPromise(object[k]).fold(mapWithKey, k);
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70 | return o;
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71 | }, {}));
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72 | });
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73 |
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74 | function mapWithKey(k, x) {
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75 | return f(x, k);
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76 | }
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77 | }
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78 |
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79 | });
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80 | })(typeof define === 'function' && define.amd ? define : function (factory) { module.exports = factory(require); });
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