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Contents
module Hashie
module Extensions
module SymbolizeKeys
# Convert all keys in the hash to symbols.
#
# @example
# test = {'abc' => 'def'}
# test.symbolize_keys!
# test # => {:abc => 'def'}
def symbolize_keys!
keys.each do |k|
symbolize_keys_recursively!(self[k])
self[k.to_sym] = delete(k)
end
self
end
# Return a new hash with all keys converted
# to symbols.
def symbolize_keys
dup.symbolize_keys!
end
protected
# Symbolize all keys recursively within nested
# hashes and arrays.
def symbolize_keys_recursively!(object)
if self.class === object
object.symbolize_keys!
elsif ::Array === object
object.each do |i|
symbolize_keys_recursively!(i)
end
object
elsif object.respond_to?(:symbolize_keys!)
object.symbolize_keys!
else
object
end
end
end
end
end
Version data entries
9 entries across 8 versions & 3 rubygems