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# frozen_string_literal: true
require 'sprockets/compressing'
require 'sprockets/dependencies'
require 'sprockets/mime'
require 'sprockets/paths'
require 'sprockets/processing'
require 'sprockets/exporting'
require 'sprockets/transformers'
require 'sprockets/utils'
module Sprockets
module Configuration
include Paths, Mime, Transformers, Processing, Exporting, Compressing, Dependencies, Utils
def initialize_configuration(parent)
@config = parent.config
@logger = parent.logger
@context_class = Class.new(parent.context_class)
end
attr_reader :config
def config=(config)
raise TypeError, "can't assign mutable config" unless config.frozen?
@config = config
end
# Get and set `Logger` instance.
attr_accessor :logger
# The `Environment#version` is a custom value used for manually
# expiring all asset caches.
#
# Sprockets is able to track most file and directory changes and
# will take care of expiring the cache for you. However, its
# impossible to know when any custom helpers change that you mix
# into the `Context`.
#
# It would be wise to increment this value anytime you make a
# configuration change to the `Environment` object.
def version
config[:version]
end
# Assign an environment version.
#
# environment.version = '2.0'
#
def version=(version)
self.config = hash_reassoc(config, :version) { version.dup }
end
# Public: Returns a `Digest` implementation class.
#
# Defaults to `Digest::SHA256`.
def digest_class
config[:digest_class]
end
# Deprecated: Assign a `Digest` implementation class. This maybe any Ruby
# `Digest::` implementation such as `Digest::SHA256` or
# `Digest::SHA512`.
#
# environment.digest_class = Digest::SHA512
#
def digest_class=(klass)
self.config = config.merge(digest_class: klass).freeze
end
# This class maybe mutated and mixed in with custom helpers.
#
# environment.context_class.instance_eval do
# include MyHelpers
# def asset_url; end
# end
#
attr_reader :context_class
end
end
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