Contents

class SliceableHash
 
  def initialize(hash)
    @hash = hash
  end

  # Return a hash that includes only the given keys.
  def slice(*keys)
    keys.map! { |key| @hash.convert_key(key) } if @hash.respond_to?(:convert_key, true)
    keys.each_with_object(@hash.class.new) { |k, hash| hash[k] = @hash[k] if @hash.has_key?(k) }
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
intercom-2.1.6	lib/ext/sliceable_hash.rb
intercom-2.1.5	lib/ext/sliceable_hash.rb
intercom-2.1.4	lib/ext/sliceable_hash.rb