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# encoding: utf-8
require_relative '../../hocon/impl'
require_relative '../../hocon/impl/container'
require_relative '../../hocon/config_error'
#
# Implemented by a merge stack (ConfigDelayedMerge, ConfigDelayedMergeObject)
# that replaces itself during substitution resolution in order to implement
# "look backwards only" semantics.
#
module Hocon::Impl::ReplaceableMergeStack
include Hocon::Impl::Container
#
# Make a replacement for this object skipping the given number of elements
# which are lower in merge priority.
#
def make_replacement(context, skipping)
raise Hocon::ConfigError::ConfigBugOrBrokenError, "subclasses of `ReplaceableMergeStack` must implement `make_replacement` (#{self.class})"
end
end
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