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Contents
require 'pathname'
require 'dry/core/inflector'
require 'rom/types'
require 'rom/setup/auto_registration_strategies/base'
module ROM
module AutoRegistrationStrategies
class CustomNamespace < Base
option :directory, type: PathnameType
option :namespace, type: Types::Strict::String
def call
potential = []
attempted = []
path_arr.reverse.each do |dir|
const_fragment = potential.unshift(
Dry::Core::Inflector.camelize(dir)
).join("::")
constant = "#{namespace}::#{const_fragment}"
return constant if ns_const.const_defined?(const_fragment)
attempted << constant
end
# If we have reached this point, its means constant is not defined and
# NameError will be thrown if we attempt to camelize something like:
# `"#{namespace}::#{Dry::Core::Inflector.camelize(filename)}"`
# so we can assume naming convention was not respected in required
# file.
raise NameError, name_error_message(attempted)
end
private
def name_error_message(attempted)
"required file does not define expected constant name; either " \
"register your constant explicitly of try following the path" \
"naming convention like:\n\n\t- #{attempted.join("\n\t- ")}\n"
end
def filename
Pathname(file).basename('.rb')
end
def ns_const
@namespace_constant ||= Dry::Core::Inflector.constantize(namespace)
end
def path_arr
file_path << filename
end
def file_path
File.dirname(file).split("/") - directory.to_s.split("/")
end
end
end
end
Version data entries
8 entries across 8 versions & 2 rubygems