class Array

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Public Instance Methods

object_state(data = nil) click to toggle source

Get or set state of object. You can think of object_state as an in-code form of marshalling.

# File lib/garcon/core_ext/array.rb, line 24
def object_state(data = nil)
  data ? replace(data) : dup
end

sample(n = nil) click to toggle source

# File lib/garcon/utility/faker/extensions/array.rb, line 3
def sample(n = nil)
  #based on code from https://github.com/marcandre/backports
  size = self.length
  return self[Kernel.rand(size)] if n.nil?

  n = n.to_int
  raise ArgumentError, "negative array size" if n < 0

  n = size if n > size

  result = Array.new(self)
  n.times do |i|
    r = i + Kernel.rand(size - i)
    result[i], result[r] = result[r], result[i]
  end
  result[n..size] = []
  result
end