Class: MR::TypeConverter

Inherits:
Object
  • Object
show all
Defined in:
lib/mr/type_converter.rb

Constant Summary collapse

TYPES = 
[
  :binary,
  :boolean,
  :date,
  :datetime, :timestamp,
  :decimal,
  :float,
  :integer, :primary_key,
  :string, :text, :slug, :hex, :file_name, :dir_path, :file_path, :path,
  :url, :email,
  :time
].freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ar_column_class = nil) ⇒ TypeConverter

Returns a new instance of TypeConverter.



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# File 'lib/mr/type_converter.rb', line 23

def initialize(ar_column_class = nil)
  @ar_column_class = ar_column_class || ActiveRecord::ConnectionAdapters::Column
end

Class Method Details

.valid?(type) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mr/type_converter.rb', line 19

def self.valid?(type)
  TYPES.include?(type.to_sym)
end

Instance Method Details

#binary(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 27

def binary(value)
  return if value.nil?
  @ar_column_class.binary_to_string(value)
end

#boolean(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 32

def boolean(value)
  return if value.nil?
  @ar_column_class.value_to_boolean(value)
end

#date(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 42

def date(value)
  return if value.nil?
  @ar_column_class.string_to_date(value)
end

#datetime(value) ⇒ Object Also known as: timestamp 



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# File 'lib/mr/type_converter.rb', line 47

def datetime(value)
  return if value.nil?
  @ar_column_class.string_to_time(value)
end

#decimal(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 53

def decimal(value)
  return if value.nil?
  @ar_column_class.value_to_decimal(value)
end

#float(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 37

def float(value)
  return if value.nil?
  value.to_f
end

#integer(value) ⇒ Object Also known as: primary_key 



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# File 'lib/mr/type_converter.rb', line 58

def integer(value)
  return if value.nil?
  @ar_column_class.value_to_integer(value)
end

#string(value) ⇒ Object Also known as: text, slug, hex, file_name, dir_path, file_path, path, url, email 



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# File 'lib/mr/type_converter.rb', line 64

def string(value)
  return if value.nil?
  value.to_s
end

#time(value) ⇒ Object 



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# File 'lib/mr/type_converter.rb', line 78

def time(value)
  return if value.nil?
  @ar_column_class.string_to_dummy_time(value)
end