Return a copy of hash with all keys converted to symbols. @param [::Hash] hash
# File lib/hashie/extensions/symbolize_keys.rb, line 57 def symbolize_keys(hash) copy = hash.dup copy.extend(Hashie::Extensions::SymbolizeKeys) unless copy.respond_to?(:symbolize_keys!) copy.tap do |new_hash| symbolize_keys!(new_hash) end end
Convert all keys in hash to symbols.
@param [Hash] hash @example
test = {'abc' => 'def'} Hashie.symbolize_keys! test test # => {:abc => 'def'}
# File lib/hashie/extensions/symbolize_keys.rb, line 45 def symbolize_keys!(hash) hash.extend(Hashie::Extensions::SymbolizeKeys) unless hash.respond_to?(:symbolize_keys!) hash.keys.each do |k| symbolize_keys_recursively!(hash[k]) hash[k.to_sym] = hash.delete(k) end hash end
Symbolize all keys recursively within nested hashes and arrays. @api private
# File lib/hashie/extensions/symbolize_keys.rb, line 25 def symbolize_keys_recursively!(object) case object when self.class symbolize_keys!(object) when ::Array object.each do |i| symbolize_keys_recursively!(i) end when ::Hash symbolize_keys!(object) end end