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add expand and expand-once

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svn: r10133
This commit is contained in:
Sam Tobin-Hochstadt 2008-06-04 20:16:51 +00:00
parent bf8dd8264e
commit 6ec49385a3
1 changed files with 3 additions and 0 deletions
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collects/typed-scheme/private/base-env.ss
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@ -480,6 +480,9 @@
;; syntax operations
[expand (-> (-Syntax Univ) (-Syntax Univ))]
[expand-once (-> (-Syntax Univ) (-Syntax Univ))]
[syntax-source (-poly (a) (-> (-Syntax a) Univ))]
[syntax-position (-poly (a) (-> (-Syntax a) (-opt N)))]
[datum->syntax (cl->*