main
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Last change
on this file since d565449 was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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Property mode
set to
100644
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File size:
471 bytes
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| 1 | /**
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| 2 | * @author Toru Nagashima <https://github.com/mysticatea>
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| 3 | */
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| 4 | "use strict";
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| 5 |
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| 6 | /**
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| 7 | * Check whether given two characters are a surrogate pair.
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| 8 | * @param {number} lead The code of the lead character.
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| 9 | * @param {number} tail The code of the tail character.
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| 10 | * @returns {boolean} `true` if the character pair is a surrogate pair.
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| 11 | */
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| 12 | module.exports = function isSurrogatePair(lead, tail) {
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| 13 | return lead >= 0xD800 && lead < 0xDC00 && tail >= 0xDC00 && tail < 0xE000;
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| 14 | };
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