JezK
Edit File: dependencies.rb
require 'sprockets/digest_utils' require 'sprockets/path_digest_utils' require 'sprockets/uri_utils' module Sprockets # `Dependencies` is an internal mixin whose public methods are exposed on the # `Environment` and `CachedEnvironment` classes. module Dependencies include DigestUtils, PathDigestUtils, URIUtils # Public: Mapping dependency schemes to resolver functions. # # key - String scheme # value - Proc.call(Environment, String) # # Returns Hash. def dependency_resolvers config[:dependency_resolvers] end # Public: Default set of dependency URIs for assets. # # Returns Set of String URIs. def dependencies config[:dependencies] end # Public: Register new dependency URI resolver. # # scheme - String scheme # block - # environment - Environment # uri - String dependency URI # # Returns nothing. def register_dependency_resolver(scheme, &block) self.config = hash_reassoc(config, :dependency_resolvers) do |hash| hash.merge(scheme => block) end end # Public: Add environmental dependency inheirted by all assets. # # uri - String dependency URI # # Returns nothing. def add_dependency(uri) self.config = hash_reassoc(config, :dependencies) do |set| set + Set.new([uri]) end end alias_method :depend_on, :add_dependency # Internal: Resolve dependency URIs. # # Returns resolved Object. def resolve_dependency(str) # Optimize for the most common scheme to # save 22k allocations on an average Spree app. scheme = if str.start_with?('file-digest:'.freeze) 'file-digest'.freeze else str[/([^:]+)/, 1] end if resolver = config[:dependency_resolvers][scheme] resolver.call(self, str) else nil end end end end