1 |
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2 |
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3 |
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4 | const safeIsNaN =
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5 | Number.isNaN ||
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6 | function ponyfill(value: unknown): boolean {
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7 | return typeof value === 'number' && value !== value;
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8 | };
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9 |
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10 | function isEqual(first: unknown, second: unknown): boolean {
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11 | if (first === second) {
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12 | return true;
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13 | }
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14 |
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15 |
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16 | if (safeIsNaN(first) && safeIsNaN(second)) {
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17 | return true;
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18 | }
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19 |
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20 | return false;
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21 | }
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22 |
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23 | export default function areInputsEqual(
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24 | newInputs: readonly unknown[],
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25 | lastInputs: readonly unknown[],
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26 | ): boolean {
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27 |
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28 | if (newInputs.length !== lastInputs.length) {
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29 | return false;
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30 | }
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31 |
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32 |
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33 | for (let i = 0; i < newInputs.length; i++) {
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34 | if (!isEqual(newInputs[i], lastInputs[i])) {
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35 | return false;
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36 | }
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37 | }
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38 | return true;
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39 | }
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