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11 | export function IndexError(index, min, max) {
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12 | if (!(this instanceof IndexError)) {
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13 | throw new SyntaxError('Constructor must be called with the new operator');
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14 | }
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15 |
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16 | this.index = index;
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17 |
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18 | if (arguments.length < 3) {
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19 | this.min = 0;
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20 | this.max = min;
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21 | } else {
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22 | this.min = min;
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23 | this.max = max;
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24 | }
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25 |
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26 | if (this.min !== undefined && this.index < this.min) {
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27 | this.message = 'Index out of range (' + this.index + ' < ' + this.min + ')';
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28 | } else if (this.max !== undefined && this.index >= this.max) {
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29 | this.message = 'Index out of range (' + this.index + ' > ' + (this.max - 1) + ')';
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30 | } else {
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31 | this.message = 'Index out of range (' + this.index + ')';
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32 | }
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33 |
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34 | this.stack = new Error().stack;
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35 | }
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36 | IndexError.prototype = new RangeError();
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37 | IndexError.prototype.constructor = RangeError;
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38 | IndexError.prototype.name = 'IndexError';
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39 | IndexError.prototype.isIndexError = true; |
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