Tom Stuart tomstuart

tomstuart / combinations_spec.rb

Created July 22, 2016 14:39 — forked from tuzz/combinations_spec.rb

Generates combinations from an array

	require "rspec"

	def combinations(array, length)
	if length.zero?
	[[]]
	else
	array.each_index.map { \|i\| array.drop(i) }.flat_map do \|head, *tail\|
	combinations(tail, length - 1).map do \|combination\|
	[head] + combination
	end

tomstuart / free-prescriptions.feature

Last active August 29, 2015 14:24 — forked from richardjpope/free-prescriptions.feature

	#http://www.nhs.uk/NHSEngland/Healthcosts/Pages/Prescriptioncosts.aspx

	Given a user who is 60 or older
	When they collect a prescription
	Then it should be free

	Given a user who is younger than 16
	When they collect a prescription
	Then it should be free

tomstuart / scrabble_spec.rb

Last active August 29, 2015 13:56 — forked from h-lame/scrabble_spec.rb

@h-lame’s clever answer to https://gist.github.com/tomstuart/8914032

	module ScoreHelpers
	def self.extended(base)
	base.class_eval do
	let(:scores) { {} }
	end
	end

	def the_letter(letter, options)
	score = options[:is_worth]