bops/typedarray/to.js

buffer operations

module.exports = to

var base64 = require('base64-js')
  , toutf8 = require('to-utf8')

var encoders = {
    hex: to_hex
  , utf8: to_utf
  , base64: to_base64
}

function to(buf, encoding) {
  return encoders[encoding || 'utf8'](buf)
}

function to_hex(buf) {
  var str = ''
    , byt

  for(var i = 0, len = buf.length; i < len; ++i) {
    byt = buf[i]
    str += ((byt & 0xF0) >>> 4).toString(16)
    str += (byt & 0x0F).toString(16)
  }

  return str
}

function to_utf(buf) {
  return toutf8(buf)
}

function to_base64(buf) {
  return base64.fromByteArray(buf)
}