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stack-checker: implement stack-effect for quotations
[factor.git] / basis / stack-checker / stack-checker.factor
1 ! Copyright (C) 2004, 2010 Slava Pestov.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: accessors kernel io effects namespaces sequences
4 quotations vocabs vocabs.loader generic words
5 stack-checker.backend stack-checker.state
6 stack-checker.known-words stack-checker.transforms
7 stack-checker.errors stack-checker.inlining
8 stack-checker.visitor.dummy ;
9 IN: stack-checker
10
11 : infer ( quot -- effect )
12     [ infer-quot-here ] with-infer drop ;
13
14 : infer. ( quot -- )
15     ! Safe to call from inference transforms.
16     infer effect>string print ;
17
18 M: quotation stack-effect infer ;