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commit c951734546dda6ad8edf1f6c2fd7360c664b6a67
parent ba1b4cd243c80f0476807a05e029850c2133acc4
Author: Greg Hendershott <greghendershott@gmail.com>
Date:   Tue, 30 Oct 2012 23:52:43 -0400

Explain define-for-syntax

Diffstat:
M
main.rkt
 | 
11
+++++++++++

1 file changed, 11 insertions(+), 0 deletions(-)
diff --git a/main.rkt b/main.rkt
@@ -534,6 +534,17 @@ definition of the helper function(s) inside @racket[begin-for-syntax]:
   ....)
 ]
 
+In the simple case, we can also use @racket[define-for-syntax], which
+composes @racket[begin-for-syntax] and @racket[define]:
+
+@racketblock[
+(define-for-syntax (my-helper-function ....)
+  ....)
+(define-syntax (macro-using-my-helper-function stx)
+  (my-helper-function ....)
+  ....)
+]
+
 To review:
 
 @itemize[