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Contents
# frozen_string_literal: true
module Rambling
module Trie
module Serializers
# Serializer for Ruby yaml format (.yaml) files.
class Yaml
# Creates a new Yaml serializer.
# @param [Serializer] serializer the serializer responsible to write to
# and read from disk.
def initialize serializer = nil
@serializer = serializer || Rambling::Trie::Serializers::File.new
end
# Loads serialized object from YAML file in filepath and deserializes
# it into a {Nodes::Node Node}.
# @param [String] filepath the full path of the file to load the
# serialized YAML object from.
# @return [Nodes::Node] The deserialized {Nodes::Node Node}.
# @see https://ruby-doc.org/stdlib-2.5.0/libdoc/psych/rdoc/Psych.html#method-c-safe_load
# Psych.safe_load
def load filepath
require 'yaml'
::YAML.safe_load(
serializer.load(filepath),
[
Symbol,
Rambling::Trie::Nodes::Raw,
Rambling::Trie::Nodes::Compressed,
],
[],
true,
)
end
# Serializes a {Nodes::Node Node} and dumps it as a YAML object into
# filepath.
# @param [Nodes::Node] node the node to serialize
# @param [String] filepath the full path of the file to dump the YAML
# object into.
# @return [Numeric] number of bytes written to disk.
# @see https://ruby-doc.org/stdlib-2.5.0/libdoc/psych/rdoc/Psych.html#method-c-dump
# Psych.dump
def dump node, filepath
require 'yaml'
serializer.dump ::YAML.dump(node), filepath
end
private
attr_reader :serializer
end
end
end
end
Version data entries
7 entries across 7 versions & 2 rubygems