RRE2 wrapper wraps functions inside the String class

rre2-wrapper.rb

@@ -0,0 +1,13 @@
+require 'rre2'
+
+class String
+  def match(pattern)
+    RRE2.new(pattern).match(self.to_s)
+  end
+
+  def gsub(pattern, replacement)
+    RRE2.gsub(self.to_s, pattern, replacement)
+  end
+
+# to be implemented: gsub!, scan
+end

test3.rb

@@ -0,0 +1,5 @@
+require 'rre2-wrapper'
+
+puts "This will     be replaced".gsub("will\s+be", "was")
+
+puts "Simple text to run match on".match("text")