index.js
function hmacSha1 (options) {
  return crypto.createHmac('sha1', options.secret).update(options.message).digest('base64')
}
function hmacSha1 (options) {
  return crypto.createHmac('sha1', options.secret).update(options.message).digest('base64')
}
function hmacSha1 ( options ) { return crypto . createHmac ( 'sha1' , options . secret ) . update ( options . message ) . digest ( 'base64' ) }
Simple HMAC-SHA1 Wrapper

@param {Object} options
@return {String}
@api private
Simple HMAC - SHA1 Wrapper