function unmarshalPublicKey (curve, key) {
  const byteLen = curveLengths[curve]

  if (!key.slice(0, 1).equals(Buffer.from([4]))) {
    throw new Error('Invalid key format')
  }
  const x = new BN(key.slice(1, byteLen + 1))
  const y = new BN(key.slice(1 + byteLen))

  return {
    kty: 'EC',
    crv: curve,
    x: toBase64(x, byteLen),
    y: toBase64(y, byteLen),
    ext: true
  }
}
function unmarshalPublicKey (curve, key) {
  const byteLen = curveLengths[curve]

  if (!key.slice(0, 1).equals(Buffer.from([4]))) {
    throw new Error('Invalid key format')
  }
  const x = new BN(key.slice(1, byteLen + 1))
  const y = new BN(key.slice(1 + byteLen))

  return {
    kty: 'EC',
    crv: curve,
    x: toBase64(x, byteLen),
    y: toBase64(y, byteLen),
    ext: true
  }
}
function unmarshalPublicKey ( curve , key ) { const byteLen = curveLengths [ curve ] if ( ! key . slice ( 0 , 1 ) . equals ( Buffer . from ( [ 4 ] ) ) ) { throw new Error ( 'Invalid key format' ) } const x = new BN ( key . slice ( 1 , byteLen + 1 ) ) const y = new BN ( key . slice ( 1 + byteLen ) ) return { kty : 'EC' , crv : curve , x : toBase64 ( x , byteLen ) , y : toBase64 ( y , byteLen ) , ext : true } }
Unmarshal converts a point, serialized by Marshal, into an jwk encoded key
Unmarshal converts a point serialized by Marshal into an jwk encoded key