13 lines
416 B
JavaScript
13 lines
416 B
JavaScript
var createHash = require('crypto').createHash
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var stringify = require('fast-safe-stringify')
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module.exports = function shasum (input, hash, digest) {
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if (!hash) hash = 'sha1'
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if (!digest) digest = 'hex'
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if (typeof input !== 'string' && !Buffer.isBuffer(input)) input = stringify.stable(input)
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return createHash(hash)
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.update(input, typeof input === 'string' ? 'utf8' : undefined)
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.digest(digest)
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}
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