class Stockboy::Translations::DefaultZero
Translate missing values to numeric zero
This is a useful fallback for translation errors.
Job
template DSL
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Registered as :or_zero
. Use with:
attributes do cost as: [->(r){raise "Invalid"}, :or_zero] end
@example
zero = Stockboy::Translator::DefaultZero.new record.cost = 256 zero.translate(record, :cost) # => 256 record.cost = nil zero.translate(record, :cost) # => 0 record.cost = "" zero.translate(record, :cost) # => 0
Public Instance Methods
translate(context)
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@return [Integer]
# File lib/stockboy/translations/default_zero.rb, line 33 def translate(context) value = field_value(context, field_key) return 0 if value.blank? return value end