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- /**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- * @format
- *
- * @emails oncall+draft_js
- */
- 'use strict';
-
- var KEY_DELIMITER = '-';
- var DraftOffsetKey = {
- encode: function encode(blockKey, decoratorKey, leafKey) {
- return blockKey + KEY_DELIMITER + decoratorKey + KEY_DELIMITER + leafKey;
- },
- decode: function decode(offsetKey) {
- // Extracts the last two parts of offsetKey and captures the rest in blockKeyParts
- var _offsetKey$split$reve = offsetKey.split(KEY_DELIMITER).reverse(),
- leafKey = _offsetKey$split$reve[0],
- decoratorKey = _offsetKey$split$reve[1],
- blockKeyParts = _offsetKey$split$reve.slice(2);
-
- return {
- // Recomposes the parts of blockKey after reversing them
- blockKey: blockKeyParts.reverse().join(KEY_DELIMITER),
- decoratorKey: parseInt(decoratorKey, 10),
- leafKey: parseInt(leafKey, 10)
- };
- }
- };
- module.exports = DraftOffsetKey;
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