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Contents
# encoding: utf-8
module Nanoc::ArrayExtensions
# Returns a new array where all items' keys are recursively converted to
# symbols by calling {Nanoc::ArrayExtensions#symbolize_keys} or
# {Nanoc::HashExtensions#symbolize_keys}.
#
# @return [Array] The converted array
def symbolize_keys
inject([]) do |array, element|
array + [ element.respond_to?(:symbolize_keys) ? element.symbolize_keys : element ]
end
end
# Returns a new array where all items' keys are recursively converted to
# strings by calling {Nanoc::ArrayExtensions#stringify_keys} or
# {Nanoc::HashExtensions#stringify_keys}.
#
# @return [Array] The converted array
def stringify_keys
inject([]) do |array, element|
array + [ element.respond_to?(:stringify_keys) ? element.stringify_keys : element ]
end
end
# Freezes the contents of the array, as well as all array elements. The
# array elements will be frozen using {#freeze_recursively} if they respond
# to that message, or #freeze if they do not.
#
# @see Hash#freeze_recursively
#
# @return [void]
#
# @since 3.2.0
def freeze_recursively
return if self.frozen?
freeze
each do |value|
if value.respond_to?(:freeze_recursively)
value.freeze_recursively
else
value.freeze
end
end
end
# Calculates the checksum for this array. Any change to this array will
# result in a different checksum.
#
# @return [String] The checksum for this array
#
# @api private
def checksum
Marshal.dump(self).checksum
end
end
class Array
include Nanoc::ArrayExtensions
end
Version data entries
12 entries across 12 versions & 1 rubygems