Done

lib/regex_lab.rb

@@ -1,19 +1,19 @@
 def starts_with_a_vowel?(word)
-
+word.match(/^[aiuoeAIUOE]/)? true :false
 end
 
 def words_starting_with_un_and_ending_with_ing(text)
-
+text.scan(/\bun\w+ing\b/)
 end
 
 def words_five_letters_long(text)
-
+text.scan(/\b\w{5}\b/)
 end
 
 def first_word_capitalized_and_ends_with_punctuation?(text)
-
+text.match(/^[A-Z].+[.!?]$/) ? true : false
 end
 
 def valid_phone_number?(phone)
-
+phone.match(/([0-9] *?){10}|(\([0-9]{3}\)(([0-9]{3}-[0-9]{4})|[0-9]{7})\b)$/) ? true : false
 end

spec/regex_lab_spec.rb

@@ -23,7 +23,7 @@
   describe "#words_starting_with_un_and_ending_with_ing" do
     it "returns an array with the words starting with 'un' and ending with 'ing'" do
       words_string = "unassuming ambiguous understanding pomp circumstance uninteresting uncompromising grouchy corollary"
-      
+
       expect(words_starting_with_un_and_ending_with_ing(words_string).count).to eq(4)
       expect(words_starting_with_un_and_ending_with_ing(words_string)).to include("understanding")
       expect(words_starting_with_un_and_ending_with_ing(words_string)).not_to include("pomp")
@@ -68,7 +68,7 @@
 
     it "returns false for invalid phone numbers, regardless of formatting" do
       valid_numbers = ["28894546", "(718)891-13135", "234 43 9978", "(800)IloveNY"]
-      expect(valid_numbers.all? { |number| valid_phone_number?(number) }).to be(false)
+      expect(valid_numbers.all? { |number| !valid_phone_number?(number) }).to be(true)
     end
   end