Discussion on: Daily Challenge #3 - Vowel Counter

[Michael Lang]

Ruby Language

with specs

def vowels str
  str.to_s.scan(/[aeiou]/i).size
end

require "spec"

describe "#vowels" do
  it { expect(vowels nil).to eq 0}
  it { "aeiou".split('').each{|v| expect(vowels v).to eq 1} }
  it { "AEIOU".split('').each{|v| expect(vowels v).to eq 1} }
  it { expect(vowels "foo").to eq 2}
  it { expect(vowels "FOO").to eq 2}
  it { expect(vowels "BCDFG").to eq 0}
  it { expect(vowels "QuEUeInG").to eq 5}
end

output

>> rspec vowels.rb
.......

Finished in 0.00579 seconds (files took 0.14931 seconds to load)
7 examples, 0 failures