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Contents
module Picky
module Backends
class Memory
# Base class for all memory-based index files.
#
# Provides necessary helper methods for its
# subclasses.
# Not directly useable, as it does not provide
# dump/load methods.
#
class Basic
include Helpers::File
# This file's location.
#
attr_reader :cache_path
# An index cache takes a path, without file extension,
# which will be provided by the subclasses.
#
def initialize cache_path, options = {}
@cache_path = "#{cache_path}.memory.#{extension}"
@empty = options[:empty]
@initial = options[:initial]
end
# The default extension for index files is "index".
#
def extension
:index
end
# The empty index that is used for putting the index
# together before it is dumped into the files.
#
def empty
@empty && @empty.clone || {}
end
# The initial content before loading from file.
#
def initial
@initial && @initial.clone || {}
end
# Deletes the file.
#
def delete
`rm -Rf #{cache_path}`
end
#
#
def to_s
"#{self.class}(#{cache_path})"
end
end
end
end
end
Version data entries
118 entries across 118 versions & 1 rubygems