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Contents
module Tins::Annotate
def annotate(name)
singleton_class.class_eval do
define_method(name) do |annotation = :annotated|
instance_variable_set "@__annotation_#{name}__", annotation
end
define_method("#{name}_of") do |method_name|
__send__("#{name}_annotations")[method_name]
end
define_method("#{name}_annotations") do
if instance_variable_defined?("@__annotation_#{name}_annotations__")
instance_variable_get "@__annotation_#{name}_annotations__"
else
instance_variable_set "@__annotation_#{name}_annotations__", {}
end
end
old_method_added = instance_method(:method_added)
define_method(:method_added) do |method_name|
old_method_added.bind(self).call method_name
if annotation = instance_variable_get("@__annotation_#{name}__")
__send__("#{name}_annotations")[method_name] = annotation
end
instance_variable_set "@__annotation_#{name}__", nil
end
end
define_method("#{name}_annotations") do
self.class.__send__("#{name}_annotations")
end
define_method("#{name}_of") do |method_name|
self.class.__send__("#{name}_of", method_name)
end
end
end
Version data entries
59 entries across 49 versions & 2 rubygems