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Contents
module Spyke
module Associations
class Builder
def initialize(parent_class, name, type, options = {})
@parent_class, @name, @type, @options = parent_class, name, type, options
end
def build(parent)
@type.new(klass, parent, @name, @options)
end
def klass
@klass ||= custom_class || compute_class(@name)
end
private
def custom_class
@options[:class_name].constantize if @options[:class_name]
end
# https://github.com/rails/rails/blob/70ac072976c8cc6f013f0df3777e54ccae3f4f8c/activerecord/lib/active_record/inheritance.rb#L132-L150
def compute_class(type_name)
parent_name = @parent_class.to_s
type_name = type_name.to_s.classify
candidates = []
parent_name.scan(/::|$/) { candidates.unshift "#{$`}::#{type_name}" }
candidates << type_name
candidates.each do |candidate|
constant = ActiveSupport::Dependencies.safe_constantize(candidate)
return constant if candidate == constant.to_s
end
raise NameError.new("uninitialized constant #{candidates.first}", candidates.first)
end
end
end
end
Version data entries
32 entries across 32 versions & 1 rubygems