35 lines
965 B
Plaintext
35 lines
965 B
Plaintext
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule DraftOffsetKey
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* @format
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* @flow
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*/
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'use strict';
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import type { DraftOffsetKeyPath } from './DraftOffsetKeyPath';
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var KEY_DELIMITER = '-';
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var DraftOffsetKey = {
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encode: function (blockKey: string, decoratorKey: number, leafKey: number): string {
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return blockKey + KEY_DELIMITER + decoratorKey + KEY_DELIMITER + leafKey;
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},
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decode: function (offsetKey: string): DraftOffsetKeyPath {
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var [blockKey, decoratorKey, leafKey] = offsetKey.split(KEY_DELIMITER);
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return {
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blockKey,
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decoratorKey: parseInt(decoratorKey, 10),
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leafKey: parseInt(leafKey, 10)
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};
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}
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};
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module.exports = DraftOffsetKey; |