lib/raabro.rb in raabro-1.1.2 vs lib/raabro.rb in raabro-1.1.3

@@ -23,11 +23,11 @@
 #++
 
 
 module Raabro
 
-  VERSION = '1.1.2'
+  VERSION = '1.1.3'
 
   class Input
 
     attr_accessor :string, :offset
     attr_reader :options
@@ -100,10 +100,15 @@
     def string
 
       @input.string[@offset, @length]
     end
 
+    def nonstring(l=7)
+
+      @input.string[@offset, l]
+    end
+
     def lookup(name)
 
       name = name ? name.to_s : nil
 
       return self if @name && name == nil
@@ -527,17 +532,24 @@
     nc = lc if tree.name == nil
     sc = tree.result == 1 ? _yl : _dg
 
     str =
       if tree.children.size == 0
-        " #{sc}#{tree.string.length == 0 ? "''" : tree.string.inspect}"
+        " #{sc}#{tree.string.length == 0 ?
+        "#{_dg} >#{tree.nonstring(14).inspect[1..-2]}<" :
+        tree.string.inspect}"
       else
         ''
       end
 
     print "#{_dg}t---\n" if depth == 0
 
-    print "#{'  ' * depth}"
+    #print "#{'  ' * depth}"
+    depth.times do |i|
+      pipe = i % 3 == 0 ? ': ' : '| '
+      print i.even? ? "#{_dg}#{pipe} " : '  '
+    end
+
     print "#{lc}#{tree.result}"
     print " #{nc}#{tree.name.inspect} #{lc}#{tree.offset},#{tree.length}"
     print str
     print "#{_rs}\n"