class method
self.attribute
Ruby on Rails 7.0.10
Since v5.2.8.1Signature
self.attribute(*names)Declares one or more attributes that will be given both class and instance accessor methods.
Parameters
-
namesrest
Source
# File activesupport/lib/active_support/current_attributes.rb, line 100
def attribute(*names)
ActiveSupport::CodeGenerator.batch(generated_attribute_methods, __FILE__, __LINE__) do |owner|
names.each do |name|
owner.define_cached_method(name, namespace: :current_attributes) do |batch|
batch <<
"def #{name}" <<
"attributes[:#{name}]" <<
"end"
end
owner.define_cached_method("#{name}=", namespace: :current_attributes) do |batch|
batch <<
"def #{name}=(value)" <<
"attributes[:#{name}] = value" <<
"end"
end
end
end
ActiveSupport::CodeGenerator.batch(singleton_class, __FILE__, __LINE__) do |owner|
names.each do |name|
owner.define_cached_method(name, namespace: :current_attributes_delegation) do |batch|
batch <<
"def #{name}" <<
"instance.#{name}" <<
"end"
end
owner.define_cached_method("#{name}=", namespace: :current_attributes_delegation) do |batch|
batch <<
"def #{name}=(value)" <<
"instance.#{name} = value" <<
"end"
end
end
end
end
Defined in activesupport/lib/active_support/current_attributes.rb line 100
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Defined in ActiveSupport::CurrentAttributes