1 | 'use strict';
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2 |
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3 | var TIME = /^(\d\d):(\d\d):(\d\d)(\.\d+)?(z|[+-]\d\d:\d\d)?$/i;
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4 | var DATE_TIME_SEPARATOR = /t|\s/i;
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5 |
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6 | var COMPARE_FORMATS = {
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7 | date: compareDate,
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8 | time: compareTime,
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9 | 'date-time': compareDateTime
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10 | };
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11 |
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12 | module.exports = function (minMax) {
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13 | var keyword = 'format' + minMax;
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14 | return function defFunc(ajv) {
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15 | defFunc.definition = {
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16 | type: 'string',
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17 | inline: require('./dotjs/_formatLimit'),
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18 | statements: true,
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19 | errors: 'full',
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20 | metaSchema: {
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21 | anyOf: [
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22 | { type: 'string' },
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23 | {
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24 | type: 'object',
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25 | required: [ '$data' ],
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26 | properties: {
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27 | $data: {
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28 | type: 'string',
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29 | anyOf: [
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30 | { format: 'relative-json-pointer' },
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31 | { format: 'json-pointer' }
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32 | ]
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33 | }
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34 | },
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35 | additionalProperties: false
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36 | }
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37 | ]
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38 | }
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39 | };
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40 |
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41 | ajv.addKeyword(keyword, defFunc.definition);
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42 | ajv.addKeyword('formatExclusive' + minMax);
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43 | extendFormats(ajv);
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44 | return ajv;
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45 | };
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46 | };
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47 |
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48 |
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49 | function extendFormats(ajv) {
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50 | var formats = ajv._formats;
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51 | for (var name in COMPARE_FORMATS) {
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52 | var format = formats[name];
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53 |
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54 | if (typeof format != 'object' || format instanceof RegExp || !format.validate)
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55 | format = formats[name] = { validate: format };
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56 | if (!format.compare)
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57 | format.compare = COMPARE_FORMATS[name];
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58 | }
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59 | }
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60 |
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61 |
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62 | function compareDate(d1, d2) {
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63 | if (!(d1 && d2)) return;
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64 | if (d1 > d2) return 1;
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65 | if (d1 < d2) return -1;
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66 | if (d1 === d2) return 0;
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67 | }
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68 |
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69 |
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70 | function compareTime(t1, t2) {
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71 | if (!(t1 && t2)) return;
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72 | t1 = t1.match(TIME);
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73 | t2 = t2.match(TIME);
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74 | if (!(t1 && t2)) return;
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75 | t1 = t1[1] + t1[2] + t1[3] + (t1[4]||'');
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76 | t2 = t2[1] + t2[2] + t2[3] + (t2[4]||'');
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77 | if (t1 > t2) return 1;
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78 | if (t1 < t2) return -1;
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79 | if (t1 === t2) return 0;
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80 | }
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81 |
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82 |
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83 | function compareDateTime(dt1, dt2) {
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84 | if (!(dt1 && dt2)) return;
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85 | dt1 = dt1.split(DATE_TIME_SEPARATOR);
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86 | dt2 = dt2.split(DATE_TIME_SEPARATOR);
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87 | var res = compareDate(dt1[0], dt2[0]);
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88 | if (res === undefined) return;
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89 | return res || compareTime(dt1[1], dt2[1]);
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90 | }
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