Class: ActiveRecord::Enum::EnumType
- Inherits:
-
Type::Value
- Object
- Type::Value
- ActiveRecord::Enum::EnumType
- Defined in:
- lib/active_record/enum.rb
Overview
:nodoc:
Instance Attribute Summary collapse
-
#subtype ⇒ Object
readonly
Returns the value of attribute subtype.
Instance Method Summary collapse
- #assert_valid_value(value) ⇒ Object
- #cast(value) ⇒ Object
- #deserialize(value) ⇒ Object
-
#initialize(name, mapping, subtype) ⇒ EnumType
constructor
A new instance of EnumType.
- #serialize(value) ⇒ Object
Constructor Details
#initialize(name, mapping, subtype) ⇒ EnumType
Returns a new instance of EnumType.
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# File 'lib/active_record/enum.rb', line 120 def initialize(name, mapping, subtype) @name = name @mapping = mapping @subtype = subtype end |
Instance Attribute Details
#subtype ⇒ Object (readonly)
Returns the value of attribute subtype.
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# File 'lib/active_record/enum.rb', line 152 def subtype @subtype end |
Instance Method Details
#assert_valid_value(value) ⇒ Object
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# File 'lib/active_record/enum.rb', line 146 def assert_valid_value(value) unless value.blank? || mapping.has_key?(value) || mapping.has_value?(value) raise ArgumentError, "'#{value}' is not a valid #{name}" end end |
#cast(value) ⇒ Object
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# File 'lib/active_record/enum.rb', line 126 def cast(value) if mapping.has_key?(value) value.to_s elsif mapping.has_value?(value) mapping.key(value) elsif value.blank? nil else assert_valid_value(value) end end |
#deserialize(value) ⇒ Object
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# File 'lib/active_record/enum.rb', line 138 def deserialize(value) mapping.key(subtype.deserialize(value)) end |
#serialize(value) ⇒ Object
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# File 'lib/active_record/enum.rb', line 142 def serialize(value) mapping.fetch(value, value) end |