lib/verse/sanitizer.rb in verse-0.2.1 vs lib/verse/sanitizer.rb in verse-0.3.0

@@ -2,17 +2,38 @@
 
 module Verse
   class Sanitizer
     ANSI_MATCHER = /(\[)?\033(\[)?[;?\d]*[\dA-Za-z](\])?/.freeze
 
+    LINE_BREAK = "(\r\n+|\r+|\n+|\t+)".freeze
+
     # Strip ANSI characters from the text
     #
     # @param [String] text
     #
     # @return [String]
     #
-    # @api private
+    # @api public
     def sanitize(text)
       text.gsub(ANSI_MATCHER, '')
+    end
+
+    # Replace separator with whitespace
+    #
+    # @example
+    #   replace(" \n ") # => "  "
+    #   replace("\n")   # => " "
+    #
+    # @param [String] text
+    #
+    # @param [String] separator
+    #
+    # @return [String]
+    #
+    # @api public
+    def replace(text, separator = LINE_BREAK)
+      text.gsub(/([ ]+)#{separator}/, "\\1").
+           gsub(/#{separator}(?<space>[ ]+)/, "\\k<space>").
+           gsub(/#{separator}/, ' ')
     end
   end # Sanitizer
 end # Verse