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fdd76b7370
Before Rails 4.0, `config.cache_classes` determined whether application code was eager loaded. The `config.eager_load` option was introduced to allow the two behaviours to be configured independently, but this documentation was never updated to reflect that change.
102 lines
3 KiB
Ruby
102 lines
3 KiB
Ruby
# frozen_string_literal: true
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require "rails/configuration"
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module Rails
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class Railtie
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class Configuration
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def initialize
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@@options ||= {}
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end
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# Expose the eager_load_namespaces at "module" level for convenience.
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def self.eager_load_namespaces #:nodoc:
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@@eager_load_namespaces ||= []
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end
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# All namespaces that are eager loaded
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def eager_load_namespaces
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@@eager_load_namespaces ||= []
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end
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# Add files that should be watched for change.
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def watchable_files
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@@watchable_files ||= []
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end
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# Add directories that should be watched for change.
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# The key of the hashes should be directories and the values should
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# be an array of extensions to match in each directory.
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def watchable_dirs
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@@watchable_dirs ||= {}
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end
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# This allows you to modify the application's middlewares from Engines.
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#
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# All operations you run on the app_middleware will be replayed on the
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# application once it is defined and the default_middlewares are
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# created
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def app_middleware
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@@app_middleware ||= Rails::Configuration::MiddlewareStackProxy.new
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end
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# This allows you to modify application's generators from Railties.
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#
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# Values set on app_generators will become defaults for application, unless
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# application overwrites them.
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def app_generators
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@@app_generators ||= Rails::Configuration::Generators.new
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yield(@@app_generators) if block_given?
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@@app_generators
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end
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# First configurable block to run. Called before any initializers are run.
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def before_configuration(&block)
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ActiveSupport.on_load(:before_configuration, yield: true, &block)
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end
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# Third configurable block to run. Does not run if +config.eager_load+
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# set to false.
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def before_eager_load(&block)
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ActiveSupport.on_load(:before_eager_load, yield: true, &block)
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end
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# Second configurable block to run. Called before frameworks initialize.
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def before_initialize(&block)
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ActiveSupport.on_load(:before_initialize, yield: true, &block)
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end
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# Last configurable block to run. Called after frameworks initialize.
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def after_initialize(&block)
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ActiveSupport.on_load(:after_initialize, yield: true, &block)
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end
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# Array of callbacks defined by #to_prepare.
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def to_prepare_blocks
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@@to_prepare_blocks ||= []
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end
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# Defines generic callbacks to run before #after_initialize. Useful for
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# Rails::Railtie subclasses.
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def to_prepare(&blk)
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to_prepare_blocks << blk if blk
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end
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def respond_to?(name, include_private = false)
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super || @@options.key?(name.to_sym)
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end
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private
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def method_missing(name, *args, &blk)
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if name.to_s =~ /=$/
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@@options[$`.to_sym] = args.first
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elsif @@options.key?(name)
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@@options[name]
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else
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super
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end
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end
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end
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end
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end
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