Sha256: 8c5c839cb89d1a9ef484df39c2fb4c2f975791af71bd4849295614632620a159
Contents?: true
Size: 1.97 KB
Versions: 20
Compression:
Stored size: 1.97 KB
Contents
require "set"
module Vagrant
module Config
module V1
# This is the root configuration class. An instance of this is what
# is passed into version 1 Vagrant configuration blocks.
class Root
# Initializes a root object that maps the given keys to specific
# configuration classes.
#
# @param [Hash] config_map Map of key to config class.
def initialize(config_map, keys=nil)
@keys = keys || {}
@config_map = config_map
@missing_key_calls = Set.new
end
# We use method_missing as a way to get the configuration that is
# used for Vagrant and load the proper configuration classes for
# each.
def method_missing(name, *args)
return @keys[name] if @keys.has_key?(name)
config_klass = @config_map[name.to_sym]
if config_klass
# Instantiate the class and return the instance
@keys[name] = config_klass.new
return @keys[name]
else
# Record access to a missing key as an error
@missing_key_calls.add(name.to_s)
return DummyConfig.new
end
end
# Called to finalize this object just prior to it being used by
# the Vagrant system. The "!" signifies that this is expected to
# mutate itself.
def finalize!
@keys.each do |_key, instance|
instance.finalize!
end
end
# Returns the internal state of the root object. This is used
# by outside classes when merging, and shouldn't be called directly.
# Note the strange method name is to attempt to avoid any name
# clashes with potential configuration keys.
def __internal_state
{
"config_map" => @config_map,
"keys" => @keys,
"missing_key_calls" => @missing_key_calls
}
end
end
end
end
end
Version data entries
20 entries across 20 versions & 7 rubygems