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# encoding: utf-8
require_relative '../../hocon/impl'
require_relative '../../hocon/config_value'
require_relative '../../hocon/config_error'
# An AbstractConfigValue which contains other values. Java has no way to
# express "this has to be an AbstractConfigValue also" other than making
# AbstractConfigValue an interface which would be aggravating. But we can say
# we are a ConfigValue.
module Hocon::Impl::Container
include Hocon::ConfigValue
#
# Replace a child of this value. CAUTION if replacement is null, delete the
# child, which may also delete the parent, or make the parent into a
# non-container.
#
def replace_child(child, replacement)
raise Hocon::ConfigError::ConfigBugOrBrokenError, "subclasses of `Container` must implement `replace_child` (#{self.class})"
end
#
# Super-expensive full traversal to see if descendant is anywhere
# underneath this container.
#
def has_descendant?(descendant)
raise Hocon::ConfigError::ConfigBugOrBrokenError, "subclasses of `Container` must implement `has_descendant?` (#{self.class})"
end
end
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