Георги обнови решението на 23.10.2016 19:53 (преди над 8 години)
▸ Покажи разликите+class Hash
+ def fetch_deep(path)
+
+ keys = path.split('.')
+ object = self
+ keys.each { |key| object = next_object(object, key) }
+
+ object
+ end
+
+ def reshape(shape)
+ reshaped_hash = shape.deep? ? deep_reshape(shape) : shallow_reshape(shape)
+
+ self.clear
+ self.merge!(reshaped_hash)
+ end
+
+ def deep?
+ self.values.any? { |value| value.is_a?(Hash) }
+ end
+
+ private
+ def shallow_reshape(shape)
+ reshaped_hash = {}
+ shape.each { |key, value| reshaped_hash[key] = self.fetch_deep(value) }
+ reshaped_hash
+ end
+
+ def deep_reshape(shape)
+ reshaped = {}
+ shape.each { |key, value| reshaped[key] = proper_hash_from_value(value) }
+
+ reshaped
+ end
+
+ def proper_hash_from_value(value)
+ return deep_reshape(value) if value.deep?
+ shallow_reshape(value)
+ end
+
+ def next_object(object, key)
+ return object[key.to_i] if object.is_a?(Array)
+ object.fetch(key) { object.fetch(key.to_sym, nil) }
+ end
+end
+
+class Array
+ def reshape(shape)
+ self.each { |hash| hash.reshape(shape) }
+ end
+end