Difference between revisions of "Powers Of 2 Range Assignment"

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=Reference=
 
=Reference=
 
==Ruby==
 
==Ruby==
 +
: [https://apidock.com/ruby/Proc/yield yield]
 
: [https://apidock.com/ruby/Kernel/block_given%3F block_given?]
 
: [https://apidock.com/ruby/Kernel/block_given%3F block_given?]
: [https://apidock.com/ruby/Proc/yield yield]
+
: [https://www.rubydoc.info/stdlib/core/Object:to_enum to_enum]
  
 
=Code to Implement=
 
=Code to Implement=

Revision as of 15:45, 11 April 2022

Reference

Ruby

yield
block_given?
to_enum

Code to Implement

PowersOfTwoRange

file: src/main/ruby/powers_of_two_range/powers_of_two_range.rb Ruby logo.svg
class: PowersOfTwoRange
superclass: Object
methods: initialize(maximum, inclusive: false)
each
each_with_index

initialize(maximum, inclusive: false)

hang onto enough information in instance variables to support each and each_with_index

each

if a block is given, repeatedly yield with appropriate value.

otherwise, return an enum via to_enum.

each_with_index

if a block is given, repeatedly yield with appropriate value and its index.

otherwise, return an enum via to_enum.

Unit Test

file: src/test/ruby/powers_of_two_range/powers_of_two_range.rb Ruby logo.svg UnitTest

note: ensure that you have removed all printing to receive credit for any assignment.