892a62f4e5
To be followed by tests and `npm run build`, obviously! Reviewed-on: #1 Co-authored-by: Jack Jackson <scubbojj@gmail.com> Co-committed-by: Jack Jackson <scubbojj@gmail.com>
14 lines
449 B
JavaScript
14 lines
449 B
JavaScript
/**
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* @author Toru Nagashima <https://github.com/mysticatea>
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*/
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"use strict";
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/**
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* Check whether a given character is a combining mark or not.
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* @param {number} codePoint The character code to check.
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* @returns {boolean} `true` if the character belongs to the category, any of `Mc`, `Me`, and `Mn`.
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*/
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module.exports = function isCombiningCharacter(codePoint) {
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return /^[\p{Mc}\p{Me}\p{Mn}]$/u.test(String.fromCodePoint(codePoint));
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};
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