Sha256: 182dc69343532b22bceb0b755b8d1932bea30e93a9cf1ed23a8f4e72243838ec
Contents?: true
Size: 713 Bytes
Versions: 47
Compression:
Stored size: 713 Bytes
Contents
unless Enumerable.method_defined? :minmax_by
require 'backports/tools/extreme_object'
require 'enumerator'
module Enumerable
# Standard in Ruby 1.8.7+. See official documentation[http://ruby-doc.org/core-1.9/classes/Enumerable.html]
def minmax_by
return to_enum(:minmax_by) unless block_given?
min_object, min_result = nil, Backports::MOST_EXTREME_OBJECT_EVER
max_object, max_result = nil, Backports::MOST_EXTREME_OBJECT_EVER
each do |object|
result = yield object
min_object, min_result = object, result if min_result > result
max_object, max_result = object, result if max_result < result
end
[min_object, max_object]
end
end
end
Version data entries
47 entries across 47 versions & 4 rubygems