r1098@jabberwock: luqui | 2005-11-29 01:14:48 +0000

 Did a little editing on A20.


git-svn-id: http://svn.pugscode.org/pugs@8016 c213334d-75ef-0310-aa23-eaa082d1ae64

docs/AES/A20draft.pod

@@ -13,26 +13,32 @@ perl 6, in the context of MMD and macros.
 
 =head1 PURPOSE
 
-An attempt at drafting a callback API that should allow useful and simple implementation of:
+An attempt at drafting a callback API that should allow useful and
+simple implementation of:
 
 =over 4
 
 =item *
 
-the perl 6 debugger
+The perl 6 debugger.
 
 =item *
 
-infectious traits, enabling the implementation of taint mode and more complex variations on the theme.
+Infectious traits, enabling the implementation of taint mode and more
+complex variations on the theme.
 
 =back
 
 =head1 EXAMPLE
 
-With taint mode generalized into a debugging system, this perl statement will
-yield:
+With taint mode generalized into a debugging system, this perl statement
+will yield:
 
 	$x = ($a ?? $b !! $c); # assuming $a is true
+        ----------Xs----------
+        ----------Xe---------
+             --------E-------
+              A-    B-    C- 
 
 Assuming:
 
@@ -104,6 +110,9 @@ that cool?
 
 If it's unused it should be zero overhead.
 
+(Note: If I understand the above correctly, this hook system is
+exponential in the size of the expression.  Yikes.  -luqui)
+
 =head1 THEORETICAL USAGE
 
 =head2 DEBUGGING TRAPS