Update word.rb

lib/parfait/word.rb

@@ -191,30 +191,30 @@ module Parfait
     end
     
     def insert(index, other)
-		if index<0
+      if index<0
-			index = length+1+index
+        index = length+1+index
-		end
+      end
-		cpy = Word.new( length+other.length )
+      cpy = Word.new( length+other.length )
-		cpy_ind=0
+      cpy_ind=0
-		str_ind=0
+      str_ind=0
-		while ( str_ind<index )
+      while ( str_ind<index )
-			cpy.set_char(cpy_ind,get_char(str_ind))
+        cpy.set_char(cpy_ind,get_char(str_ind))
-			cpy_ind=cpy_ind+1
+	cpy_ind=cpy_ind+1
-			str_ind=str_ind+1
+	str_ind=str_ind+1
-		end
+      end
-		oth_ind=0
+      oth_ind=0
-		while ( oth_ind<other.length )
+      while ( oth_ind<other.length )
-			cpy.set_char(cpy_ind,other.get_char(oth_ind))
+	cpy.set_char(cpy_ind,other.get_char(oth_ind))
-			cpy_ind=cpy_ind+1
+	cpy_ind=cpy_ind+1
-			oth_ind=oth_ind+1
+	oth_ind=oth_ind+1
-		end
+      end
-		while ( str_ind<length )
+      while ( str_ind<length )
-			cpy.set_char(cpy_ind,get_char(str_ind))
+	cpy.set_char(cpy_ind,get_char(str_ind))
-			str_ind=str_ind+1
+	str_ind=str_ind+1
-			cpy_ind=cpy_ind+1
+	cpy_ind=cpy_ind+1
-		end
+      end  
-		cpy
+      cpy
-	end
+    end
 
     private
     def check_length