Class: Amount::Serializer

Inherits:
Object
  • Object
show all
Defined in:
lib/amount/serializer.rb

Overview

Converts amounts to and from the versioned hash payload.

Constant Summary collapse

VERSION = 
1

Class Method Summary collapse

Class Method Details

.dump(amount) ⇒ Object 



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# File 'lib/amount/serializer.rb', line 8

def self.dump(amount)
  {
    v: VERSION,
    atomic: amount.atomic.to_s,
    symbol: amount.symbol.to_s
  }
end

.load(payload) ⇒ Object 



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# File 'lib/amount/serializer.rb', line 16

def self.load(payload)
  version = payload[:v] || payload["v"]
  validate_version!(version)

  Amount.new(
    payload.fetch(:atomic) { payload.fetch("atomic") },
    payload.fetch(:symbol) { payload.fetch("symbol") },
    from: :atomic
  )
rescue KeyError => e
  raise InvalidInput, "amount payload missing key: #{e.key}"
end