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16 | import { Months } from "./months";
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17 | export function isDateValid(date) {
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18 | return date instanceof Date && !isNaN(date.valueOf());
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19 | }
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20 | export function areEqual(date1, date2) {
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21 | if (date1 == null && date2 == null) {
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22 | return true;
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23 | }
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24 | else if (date1 == null || date2 == null) {
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25 | return false;
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26 | }
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27 | else {
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28 | return date1.getTime() === date2.getTime();
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29 | }
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30 | }
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31 | export function areRangesEqual(dateRange1, dateRange2) {
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32 | if (dateRange1 == null && dateRange2 == null) {
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33 | return true;
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34 | }
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35 | else if (dateRange1 == null || dateRange2 == null) {
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36 | return false;
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37 | }
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38 | else {
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39 | var start1 = dateRange1[0], end1 = dateRange1[1];
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40 | var start2 = dateRange2[0], end2 = dateRange2[1];
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41 | var areStartsEqual = (start1 == null && start2 == null) || areSameDay(start1, start2);
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42 | var areEndsEqual = (end1 == null && end2 == null) || areSameDay(end1, end2);
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43 | return areStartsEqual && areEndsEqual;
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44 | }
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45 | }
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46 | export function areSameDay(date1, date2) {
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47 | return areSameMonth(date1, date2) && date1.getDate() === date2.getDate();
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48 | }
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49 | export function areSameMonth(date1, date2) {
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50 | return (date1 != null &&
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51 | date2 != null &&
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52 | date1.getMonth() === date2.getMonth() &&
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53 | date1.getFullYear() === date2.getFullYear());
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54 | }
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55 | export function areSameTime(date1, date2) {
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56 | return (date1 != null &&
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57 | date2 != null &&
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58 | date1.getHours() === date2.getHours() &&
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59 | date1.getMinutes() === date2.getMinutes() &&
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60 | date1.getSeconds() === date2.getSeconds() &&
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61 | date1.getMilliseconds() === date2.getMilliseconds());
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62 | }
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63 | export function clone(d) {
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64 | return new Date(d.getTime());
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65 | }
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66 | export function isDayInRange(date, dateRange, exclusive) {
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67 | if (exclusive === void 0) { exclusive = false; }
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68 | if (date == null) {
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69 | return false;
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70 | }
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71 | var day = clone(date);
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72 | var start = clone(dateRange[0]);
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73 | var end = clone(dateRange[1]);
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74 | day.setHours(0, 0, 0, 0);
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75 | start.setHours(0, 0, 0, 0);
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76 | end.setHours(0, 0, 0, 0);
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77 | return start <= day && day <= end && (!exclusive || (!areSameDay(start, day) && !areSameDay(day, end)));
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78 | }
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79 | export function isDayRangeInRange(innerRange, outerRange) {
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80 | return ((innerRange[0] == null || isDayInRange(innerRange[0], outerRange)) &&
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81 | (innerRange[1] == null || isDayInRange(innerRange[1], outerRange)));
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82 | }
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83 | export function isMonthInRange(date, dateRange) {
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84 | if (date == null) {
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85 | return false;
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86 | }
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87 | var day = clone(date);
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88 | var start = clone(dateRange[0]);
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89 | var end = clone(dateRange[1]);
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90 | day.setDate(1);
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91 | start.setDate(1);
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92 | end.setDate(1);
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93 | day.setHours(0, 0, 0, 0);
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94 | start.setHours(0, 0, 0, 0);
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95 | end.setHours(0, 0, 0, 0);
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96 | return start <= day && day <= end;
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97 | }
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98 | export var isTimeEqualOrGreaterThan = function (time, timeToCompare) { return time.getTime() >= timeToCompare.getTime(); };
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99 | export var isTimeEqualOrSmallerThan = function (time, timeToCompare) { return time.getTime() <= timeToCompare.getTime(); };
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100 | export function isTimeInRange(date, minDate, maxDate) {
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101 | var time = getDateOnlyWithTime(date);
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102 | var minTime = getDateOnlyWithTime(minDate);
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103 | var maxTime = getDateOnlyWithTime(maxDate);
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104 | var isTimeGreaterThanMinTime = isTimeEqualOrGreaterThan(time, minTime);
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105 | var isTimeSmallerThanMaxTime = isTimeEqualOrSmallerThan(time, maxTime);
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106 | if (isTimeEqualOrSmallerThan(maxTime, minTime)) {
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107 | return isTimeGreaterThanMinTime || isTimeSmallerThanMaxTime;
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108 | }
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109 | return isTimeGreaterThanMinTime && isTimeSmallerThanMaxTime;
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110 | }
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111 | export function getTimeInRange(time, minTime, maxTime) {
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112 | if (areSameTime(minTime, maxTime)) {
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113 | return maxTime;
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114 | }
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115 | else if (isTimeInRange(time, minTime, maxTime)) {
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116 | return time;
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117 | }
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118 | else if (isTimeSameOrAfter(time, maxTime)) {
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119 | return maxTime;
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120 | }
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121 | return minTime;
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122 | }
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123 |
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124 |
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125 |
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126 |
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127 | export function isTimeSameOrAfter(date, dateToCompare) {
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128 | var time = getDateOnlyWithTime(date);
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129 | var timeToCompare = getDateOnlyWithTime(dateToCompare);
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130 | return isTimeEqualOrGreaterThan(time, timeToCompare);
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131 | }
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132 |
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133 |
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134 |
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135 | export function getDateBetween(dateRange) {
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136 | var start = dateRange[0].getTime();
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137 | var end = dateRange[1].getTime();
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138 | var middle = start + (end - start) * 0.5;
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139 | return new Date(middle);
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140 | }
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141 | export function getDateTime(date, time) {
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142 | if (date == null) {
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143 | return null;
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144 | }
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145 | else if (time == null) {
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146 |
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147 | return new Date(date.getFullYear(), date.getMonth(), date.getDate(), 0, 0, 0, 0);
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148 | }
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149 | else {
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150 | return new Date(date.getFullYear(), date.getMonth(), date.getDate(), time.getHours(), time.getMinutes(), time.getSeconds(), time.getMilliseconds());
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151 | }
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152 | }
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153 | export function getDateOnlyWithTime(date) {
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154 | return new Date(0, 0, 0, date.getHours(), date.getMinutes(), date.getSeconds(), date.getMilliseconds());
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155 | }
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156 | export function getDatePreviousMonth(date) {
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157 | if (date.getMonth() === Months.JANUARY) {
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158 | return new Date(date.getFullYear() - 1, Months.DECEMBER);
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159 | }
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160 | else {
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161 | return new Date(date.getFullYear(), date.getMonth() - 1);
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162 | }
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163 | }
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164 | export function getDateNextMonth(date) {
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165 | if (date.getMonth() === Months.DECEMBER) {
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166 | return new Date(date.getFullYear() + 1, Months.JANUARY);
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167 | }
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168 | else {
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169 | return new Date(date.getFullYear(), date.getMonth() + 1);
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170 | }
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171 | }
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172 | export function convert24HourMeridiem(hour, toPm) {
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173 | if (hour < 0 || hour > 23) {
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174 | throw new Error("hour must be between [0,23] inclusive: got ".concat(hour));
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175 | }
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176 | return toPm ? (hour % 12) + 12 : hour % 12;
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177 | }
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178 | export function getIsPmFrom24Hour(hour) {
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179 | if (hour < 0 || hour > 23) {
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180 | throw new Error("hour must be between [0,23] inclusive: got ".concat(hour));
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181 | }
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182 | return hour >= 12;
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183 | }
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184 | export function get12HourFrom24Hour(hour) {
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185 | if (hour < 0 || hour > 23) {
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186 | throw new Error("hour must be between [0,23] inclusive: got ".concat(hour));
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187 | }
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188 | var newHour = hour % 12;
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189 | return newHour === 0 ? 12 : newHour;
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190 | }
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191 | export function get24HourFrom12Hour(hour, isPm) {
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192 | if (hour < 1 || hour > 12) {
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193 | throw new Error("hour must be between [1,12] inclusive: got ".concat(hour));
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194 | }
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195 | var newHour = hour === 12 ? 0 : hour;
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196 | return isPm ? newHour + 12 : newHour;
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197 | }
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198 | export function isToday(date) {
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199 | return areSameDay(date, new Date());
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200 | }
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201 |
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