TrinetraLabs/Placebo_AI

1/* eslint-disable node/no-deprecated-api */2var buffer = require('buffer')3var Buffer = buffer.Buffer4 5// alternative to using Object.keys for old browsers6function copyProps (src, dst) {7  for (var key in src) {8    dst[key] = src[key]9  }10}11if (Buffer.from && Buffer.alloc && Buffer.allocUnsafe && Buffer.allocUnsafeSlow) {12  module.exports = buffer13} else {14  // Copy properties from require('buffer')15  copyProps(buffer, exports)16  exports.Buffer = SafeBuffer17}18 19function SafeBuffer (arg, encodingOrOffset, length) {20  return Buffer(arg, encodingOrOffset, length)21}22 23// Copy static methods from Buffer24copyProps(Buffer, SafeBuffer)25 26SafeBuffer.from = function (arg, encodingOrOffset, length) {27  if (typeof arg === 'number') {28    throw new TypeError('Argument must not be a number')29  }30  return Buffer(arg, encodingOrOffset, length)31}32 33SafeBuffer.alloc = function (size, fill, encoding) {34  if (typeof size !== 'number') {35    throw new TypeError('Argument must be a number')36  }37  var buf = Buffer(size)38  if (fill !== undefined) {39    if (typeof encoding === 'string') {40      buf.fill(fill, encoding)41    } else {42      buf.fill(fill)43    }44  } else {45    buf.fill(0)46  }47  return buf48}49 50SafeBuffer.allocUnsafe = function (size) {51  if (typeof size !== 'number') {52    throw new TypeError('Argument must be a number')53  }54  return Buffer(size)55}56 57SafeBuffer.allocUnsafeSlow = function (size) {58  if (typeof size !== 'number') {59    throw new TypeError('Argument must be a number')60  }61  return buffer.SlowBuffer(size)62}63