Class: Stockboy::Translations::DefaultNil

Inherits:
Stockboy::Translator show all
Defined in:
lib/stockboy/translations/default_nil.rb

Overview

Translate missing values to nil

This is a useful fallback for empty values that should be cleared to nil.

Job template DSL

Registered as :or_nil. Use with:

attributes do
  product_code as: [->(r){raise "Invalid"}, :or_nil]
end

Examples:

str = Stockboy::Translator::DefaultNil.new

record.product_code = "ITEM"
str.translate(record, :product_code) # => "ITEM"

record.product_code = ""
str.translate(record, :product_code) # => nil

Instance Attribute Summary

Attributes inherited from Stockboy::Translator

#field_key

Instance Method Summary collapse

Methods inherited from Stockboy::Translator

#call, #initialize, #inspect

Constructor Details

This class inherits a constructor from Stockboy::Translator

Instance Method Details

#translate(context) ⇒ Object, NilClass

Returns:

  • (Object, NilClass) 


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# File 'lib/stockboy/translations/default_nil.rb', line 30

def translate(context)
  value = field_value(context, field_key)
  return nil if (value).blank?

  return value
end