1 | var _ = require('lodash');
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2 | var async = require('async');
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3 |
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4 | module.exports = function(mockAnswers) {
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5 | var askedQuestions = {};
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6 |
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7 | return {
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8 | prompt: function(questions, callback) {
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9 | var answers = {};
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10 |
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11 | async.eachSeries(questions, function(question, cb) {
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12 | var shouldAsk = true;
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13 | if (_.isFunction(question.when)) {
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14 | if (question.when(answers) === false)
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15 | return cb();
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16 | }
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17 |
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18 | if (!askedQuestions[question.name])
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19 | askedQuestions[question.name] = 1;
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20 | else
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21 | askedQuestions[question.name]++;
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22 |
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23 | var mockAnswer = mockAnswers[question.name];
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24 | if (_.isUndefined(mockAnswer))
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25 | return cb();
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26 |
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27 | if (_.isFunction(mockAnswer))
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28 | mockAnswer = mockAnswer(answers);
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29 |
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30 |
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31 |
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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 |
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38 | answers[question.name] = mockAnswer;
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39 | cb();
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40 | }, function() {
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41 | callback(answers);
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42 | });
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43 | },
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44 |
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45 | wasAsked: function(name) {
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46 | return _.has(askedQuestions, name);
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47 | },
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48 |
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49 | askedCount: function(name) {
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50 | if (!askedQuestions[name])
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51 | return 0;
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52 | else
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53 | return askedQuestions[name];
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54 | }
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55 | };
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56 | };
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