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26 lines
542 B
26 lines
542 B
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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* @format
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*/
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'use strict';
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const crypto = require('crypto');
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const fs = require('fs');
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function getCacheKey(files: Array<string>): string {
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return files
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.reduce(
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(hash, file) => hash.update('\0', 'utf8').update(fs.readFileSync(file)),
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crypto.createHash('md5'),
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)
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.digest('hex');
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}
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module.exports = getCacheKey;
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