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require 'chef/chef_fs/file_system/base_fs_object'
require 'chef/chef_fs/file_system/nonexistent_fs_object'
class Chef
module ChefFS
module FileSystem
class MultiplexedDir < BaseFSDir
def initialize(*multiplexed_dirs)
@multiplexed_dirs = multiplexed_dirs.flatten
super(@multiplexed_dirs[0].name, @multiplexed_dirs[0].parent)
end
attr_reader :multiplexed_dirs
def write_dir
multiplexed_dirs[0]
end
def children
begin
result = []
seen = {}
# If multiple things have the same name, the first one wins.
multiplexed_dirs.each do |dir|
dir.children.each do |child|
if seen[child.name]
Chef::Log.warn("Child with name '#{child.name}' found in multiple directories: #{seen[child.name].path_for_printing} and #{child.path_for_printing}")
else
result << child
seen[child.name] = child
end
end
end
result
end
end
def make_child_entry(name)
result = nil
multiplexed_dirs.each do |dir|
child_entry = dir.child(name)
if child_entry.exists?
if result
Chef::Log.warn("Child with name '#{child_entry.name}' found in multiple directories: #{result.parent.path_for_printing} and #{child_entry.parent.path_for_printing}")
else
result = child_entry
end
end
end
result
end
def can_have_child?(name, is_dir)
write_dir.can_have_child?(name, is_dir)
end
def create_child(name, file_contents = nil)
@children = nil
write_dir.create_child(name, file_contents)
end
end
end
end
end
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