Add string parser to var or class name

CONTRIBUTERS.csv

@@ -89,3 +89,5 @@
 12,Vatsal Narwal,VatsalNarwal,0
 84,Vritika Malhotra,VritikaMalhotra,1
 86, Safney, safney,0
+100, Debora Fernandes, debboraefernandess, 0
+

Ruby/parse_string_to_var_or_class.rb

@@ -0,0 +1,50 @@
+# Methods definitions
+
+def transform(text, choice)
+  case choice
+  when 1
+     puts to_camel_case(text)
+  when 2
+      puts classify(text)
+  else
+      puts text
+  end
+end
+
+# This works for:
+# String        -> string
+# StringString  -> string_string
+# String String -> string_string
+# String 0 StriNG -> string_0_string
+def to_camel_case(text)
+  text.downcase.gsub(" ", "_")
+end
+
+# This works for:
+# string        -> String
+# string_string  -> StringString
+# string String -> StringString
+# string 0 string -> String0String
+def classify(text)
+  words = text.gsub(/[\s]+/, "_").split("_")
+
+  words.map(&:to_s).map(&:capitalize!)
+
+  words.join
+end
+
+puts "Give us a string to normalize"
+text = gets.chomp
+
+choices = <<STR
+
+What do you want to do? ( pic a number)
+  - [1] Transform to camel_case
+  - [2] Transform to class name
+STR
+
+puts choices
+choice = gets.chomp.to_i
+
+transform(text, choice)
+