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						- /* eslint-disable node/no-deprecated-api */
 - var buffer = require('buffer')
 - var Buffer = buffer.Buffer
 - 
 - // alternative to using Object.keys for old browsers
 - function copyProps (src, dst) {
 -   for (var key in src) {
 -     dst[key] = src[key]
 -   }
 - }
 - if (Buffer.from && Buffer.alloc && Buffer.allocUnsafe && Buffer.allocUnsafeSlow) {
 -   module.exports = buffer
 - } else {
 -   // Copy properties from require('buffer')
 -   copyProps(buffer, exports)
 -   exports.Buffer = SafeBuffer
 - }
 - 
 - function SafeBuffer (arg, encodingOrOffset, length) {
 -   return Buffer(arg, encodingOrOffset, length)
 - }
 - 
 - // Copy static methods from Buffer
 - copyProps(Buffer, SafeBuffer)
 - 
 - SafeBuffer.from = function (arg, encodingOrOffset, length) {
 -   if (typeof arg === 'number') {
 -     throw new TypeError('Argument must not be a number')
 -   }
 -   return Buffer(arg, encodingOrOffset, length)
 - }
 - 
 - SafeBuffer.alloc = function (size, fill, encoding) {
 -   if (typeof size !== 'number') {
 -     throw new TypeError('Argument must be a number')
 -   }
 -   var buf = Buffer(size)
 -   if (fill !== undefined) {
 -     if (typeof encoding === 'string') {
 -       buf.fill(fill, encoding)
 -     } else {
 -       buf.fill(fill)
 -     }
 -   } else {
 -     buf.fill(0)
 -   }
 -   return buf
 - }
 - 
 - SafeBuffer.allocUnsafe = function (size) {
 -   if (typeof size !== 'number') {
 -     throw new TypeError('Argument must be a number')
 -   }
 -   return Buffer(size)
 - }
 - 
 - SafeBuffer.allocUnsafeSlow = function (size) {
 -   if (typeof size !== 'number') {
 -     throw new TypeError('Argument must be a number')
 -   }
 -   return buffer.SlowBuffer(size)
 - }
 
 
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