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Contents
require 'hashie/extensions/stringify_keys'
require 'hashie/extensions/pretty_inspect'
module Hashie
# A Hashie Hash is simply a Hash that has convenience
# functions baked in such as stringify_keys that may
# not be available in all libraries.
class Hash < ::Hash
include Hashie::Extensions::PrettyInspect
include Hashie::Extensions::StringifyKeys
# Convert this hash into a Mash
def to_mash
::Hashie::Mash.new(self)
end
# Converts a mash back to a hash (with stringified or symbolized keys)
def to_hash(options = {})
out = {}
keys.each do |k|
assignment_key = if options[:stringify_keys]
k.to_s
elsif options[:symbolize_keys]
k.to_s.to_sym
else
k
end
if self[k].is_a?(Array)
out[assignment_key] ||= []
self[k].each do |array_object|
out[assignment_key] << (Hash === array_object ? flexibly_convert_to_hash(array_object, options) : array_object)
end
else
out[assignment_key] = (Hash === self[k] || self[k].respond_to?(:to_hash)) ? flexibly_convert_to_hash(self[k], options) : self[k]
end
end
out
end
# The C generator for the json gem doesn't like mashies
def to_json(*args)
to_hash.to_json(*args)
end
private
def flexibly_convert_to_hash(object, options = {})
if object.method(:to_hash).arity == 0
object.to_hash
else
object.to_hash(options)
end
end
end
end
Version data entries
28 entries across 25 versions & 4 rubygems