How to use initialize method of Copyable Package

Best Howitzer_ruby code snippet using Copyable.initialize

attributes.rb

Source:attributes.rb Github

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...63 end64 # Initializes some class instance variables required to make other65 # methods in the Attributes module work. Run automatically when the66 # module is mixed into another class.67 def initialize_attrs68 @copyable_attrs = {}69 @schema_attrs = {}70 end71 end72 def self.included(klass)73 klass.extend(ClassMethods)74 klass.send(:initialize_attrs)75 end76 # Allows the values of schema attributes to be accessed with a symbol or a77 # string. So for example, the value of `schema.additional_items` could be78 # procured with `schema[:additionalItems]`. This only works for attributes79 # that are part of the JSON schema specification; other methods on the80 # class are not available (e.g. `expanded`.)81 #82 # This is implemented so that `JsonPointer::Evaluator` can evaluate a83 # reference on an sintance of this class (as well as plain JSON data).84 def [](name)85 name = name.to_sym86 if self.class.schema_attrs.key?(name)87 send(self.class.schema_attrs[name])88 else89 raise NoMethodError, "Schema does not respond to ##{name}"90 end91 end92 def copy_from(schema)93 self.class.copyable_attrs.each do |copyable, _|94 instance_variable_set(copyable, schema.instance_variable_get(copyable))95 end96 end97 def initialize_attrs98 self.class.copyable_attrs.each do |attr, _|99 instance_variable_set(attr, nil)100 end101 end102 end103end...

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attribute_test.rb

Source:attribute_test.rb Github

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...56 obj2.copy_from(obj)57 assert_equal "copyable", obj2.copyable58 assert_equal "schema", obj2.schema59 end60 it "initializes attributes with #initialize_attrs" do61 obj = TestAttributes.new62 # should produce a nil value *without* a Ruby warning63 assert_nil obj.copyable64 assert_nil obj.schema65 end66 it "cleans cached values when assigning parent attribute" do67 obj = TestAttributes.new68 obj.cached = "test"69 assert_equal "test_123", obj.cached_parsed70 obj.cached = "other"71 assert_equal "other_123", obj.cached_parsed72 end73 class TestAttributes74 include JsonSchema::Attributes75 def initialize76 initialize_attrs77 end78 attr_copyable :copyable79 attr_schema :schema80 attr_schema :schema_named, :schema_name => :named81 attr_schema :cached, :clear_cache => :@cached_parsed82 def cached_parsed83 @cached_parsed ||= "#{cached}_123"84 end85 attr_copyable :copyable_default, :default => []86 attr_copyable :copyable_default_with_string, :default => "application/json"87 attr_copyable :copyable_default_with_object, :default => {}88 end89 class TestAttributesDescendant < TestAttributes90 inherit_attrs...

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initialize

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1 def initialize(name, age)2john = Person.new("John", 34)3 self.class.new(*self.to_a)4 instance_variables.map { |var| instance_variable_get(var) }

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initialize

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1t2.instance_variable_set(:@d, 4)2t2.instance_variable_set(:@d, 4)3t2.instance_variable_set(:@a, 5)

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initialize

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1p obj.instance_variable_get(:@a)2p obj2.instance_variable_get(:@a)3p obj.instance_variable_get(:@a)4p obj2.instance_variable_get(:@a)5p obj.instance_variable_get(:@a)6p obj2.instance_variable_get(:@a)

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