Class: EPlat::TypeCoercer

Inherits:
Object
  • Object
show all
Defined in:
lib/e_plat/type_coercer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(type_schema) ⇒ TypeCoercer

Returns a new instance of TypeCoercer.



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# File 'lib/e_plat/type_coercer.rb', line 11

def initialize(type_schema)
  @type_schema = type_schema
end

Instance Attribute Details

#type_schema ⇒ Object

Returns the value of attribute type_schema.



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# File 'lib/e_plat/type_coercer.rb', line 5

def type_schema
  @type_schema
end

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/e_plat/type_coercer.rb', line 7

def inspect
  "#<#{self.class}>"
end

#safe_coerce(value, type) ⇒ Object 



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# File 'lib/e_plat/type_coercer.rb', line 27

def safe_coerce(value, type)
  case type
  when "boolean"
    ActiveModel::Type::Boolean.new.cast(value)
  when "integer"
    "EPlat::Types::Coercible::#{ type.capitalize }".constantize[value]
  else
    value.send to_type_method(type)
  end
rescue 
  value
end

#type_value!(key, value) ⇒ Object 



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# File 'lib/e_plat/type_coercer.rb', line 15

def type_value!(key, value) 
  type = type_schema[key].try(:downcase)
  
  if type.nil?
    return value
  elsif value.nil? or value == "null"
    return unless type == "array" or type == "hash"
  end

  safe_coerce(value, type)
end