kokopu
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A JavaScript/TypeScript library implementing the chess game rules and providing tools to read/write the standard chess file formats.
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JavaScript
;
/*!
* -------------------------------------------------------------------------- *
* *
* Kokopu - A JavaScript/TypeScript chess library. *
* <https://www.npmjs.com/package/kokopu> *
* Copyright (C) 2018-2025 Yoann Le Montagner <yo35 -at- melix.net> *
* *
* Kokopu is free software: you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation, either version 3 of *
* the License, or (at your option) any later version. *
* *
* Kokopu is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General *
* Public License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
* *
* -------------------------------------------------------------------------- */
Object.defineProperty(exports, "__esModule", { value: true });
exports.trimAndCollapseSpaces = trimAndCollapseSpaces;
exports.isValidNag = isValidNag;
exports.isValidElo = isValidElo;
exports.isValidRound = isValidRound;
/**
* Trim the given string, and replace all the sub-sequence of 1 or several space-like characters by a single space.
*/
function trimAndCollapseSpaces(text) {
return text.replace(/^\s+|\s+$/g, '').replace(/\s+/g, ' ');
}
/**
* Whether the given value is a valid NAG or not.
*/
function isValidNag(nag) {
return Number.isInteger(nag) && nag >= 0;
}
/**
* Whether the given value is a valid NAG or not.
*/
function isValidElo(elo) {
return Number.isInteger(elo) && elo >= 0;
}
/**
* Whether the given value is a valid round (or sub-round, or sub-sub-round...) or not.
*/
function isValidRound(round) {
return Number.isInteger(round) && round >= 0;
}
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