1 | import { factory } from '../utils/factory.js';
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2 | import { deepMap } from '../utils/collection.js';
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3 | var name = 'number';
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4 | var dependencies = ['typed'];
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5 |
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6 |
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7 |
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8 |
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9 |
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10 |
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11 | function getNonDecimalNumberParts(input) {
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12 | var nonDecimalWithRadixMatch = input.match(/(0[box])([0-9a-fA-F]*)\.([0-9a-fA-F]*)/);
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13 |
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14 | if (nonDecimalWithRadixMatch) {
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15 | var radix = {
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16 | '0b': 2,
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17 | '0o': 8,
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18 | '0x': 16
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19 | }[nonDecimalWithRadixMatch[1]];
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20 | var integerPart = nonDecimalWithRadixMatch[2];
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21 | var fractionalPart = nonDecimalWithRadixMatch[3];
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22 | return {
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23 | input,
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24 | radix,
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25 | integerPart,
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26 | fractionalPart
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27 | };
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28 | } else {
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29 | return null;
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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 |
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39 | function makeNumberFromNonDecimalParts(parts) {
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40 | var n = parseInt(parts.integerPart, parts.radix);
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41 | var f = 0;
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42 |
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43 | for (var i = 0; i < parts.fractionalPart.length; i++) {
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44 | var digitValue = parseInt(parts.fractionalPart[i], parts.radix);
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45 | f += digitValue / Math.pow(parts.radix, i + 1);
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46 | }
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47 |
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48 | var result = n + f;
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49 |
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50 | if (isNaN(result)) {
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51 | throw new SyntaxError('String "' + parts.input + '" is no valid number');
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52 | }
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53 |
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54 | return result;
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55 | }
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56 |
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57 | export var createNumber = factory(name, dependencies, _ref => {
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58 | var {
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59 | typed
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60 | } = _ref;
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61 |
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62 | |
63 |
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64 |
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65 |
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66 |
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67 |
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68 |
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69 |
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70 |
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71 |
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72 |
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73 |
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74 |
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75 |
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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 |
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81 |
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82 |
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83 |
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84 |
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85 |
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86 |
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87 | var number = typed('number', {
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88 | '': function _() {
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89 | return 0;
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90 | },
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91 | number: function number(x) {
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92 | return x;
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93 | },
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94 | string: function string(x) {
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95 | if (x === 'NaN') return NaN;
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96 | var nonDecimalNumberParts = getNonDecimalNumberParts(x);
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97 |
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98 | if (nonDecimalNumberParts) {
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99 | return makeNumberFromNonDecimalParts(nonDecimalNumberParts);
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100 | }
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101 |
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102 | var size = 0;
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103 | var wordSizeSuffixMatch = x.match(/(0[box][0-9a-fA-F]*)i([0-9]*)/);
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104 |
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105 | if (wordSizeSuffixMatch) {
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106 |
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107 |
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108 | size = Number(wordSizeSuffixMatch[2]);
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109 | x = wordSizeSuffixMatch[1];
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110 | }
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111 |
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112 | var num = Number(x);
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113 |
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114 | if (isNaN(num)) {
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115 | throw new SyntaxError('String "' + x + '" is no valid number');
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116 | }
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117 |
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118 | if (wordSizeSuffixMatch) {
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119 |
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120 |
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121 | if (num > 2 ** size - 1) {
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122 |
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123 | throw new SyntaxError("String \"".concat(x, "\" is out of range"));
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124 | }
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125 |
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126 |
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127 | if (num >= 2 ** (size - 1)) {
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128 | num = num - 2 ** size;
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129 | }
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130 | }
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131 |
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132 | return num;
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133 | },
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134 | BigNumber: function BigNumber(x) {
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135 | return x.toNumber();
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136 | },
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137 | Fraction: function Fraction(x) {
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138 | return x.valueOf();
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139 | },
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140 | Unit: function Unit(x) {
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141 | throw new Error('Second argument with valueless unit expected');
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142 | },
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143 | null: function _null(x) {
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144 | return 0;
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145 | },
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146 | 'Unit, string | Unit': function UnitStringUnit(unit, valuelessUnit) {
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147 | return unit.toNumber(valuelessUnit);
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148 | },
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149 | 'Array | Matrix': function ArrayMatrix(x) {
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150 | return deepMap(x, this);
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151 | }
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152 | });
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153 |
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154 |
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155 |
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156 |
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157 |
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158 | number.fromJSON = function (json) {
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159 | return parseFloat(json.value);
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160 | };
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161 |
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162 | return number;
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163 | }); |
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