is-cjk-hanzi/dist/isSingleCJKHanzi.js

Whether a character is a (single) cjk hanzi

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const isCJKHanzi_1 = __importDefault(require("./isCJKHanzi"));
const assert_has_utf16_surrogate_pair_at_1 = __importDefault(require("@stdlib/assert-has-utf16-surrogate-pair-at"));
/**
 * Returns true if the text contains a single valid CJK character.
 */
function isSingleCJKHanzi(text) {
    const isHanzi = (0, isCJKHanzi_1.default)(text);
    if (text.length === 1) {
        return isHanzi;
    }
    return isHanzi && text.length === 2 && (0, assert_has_utf16_surrogate_pair_at_1.default)(text, 0);
}
exports.default = isSingleCJKHanzi;
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