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Diff for /gforth/assert.fs between versions 1.16 and 1.18

version 1.16, 2010/04/07 20:46:27 version 1.18, 2012/02/13 22:26:50
Line 1 Line 1
 \ assertions  \ assertions
   
 \ Copyright (C) 1995,1996,1997,1999,2002,2003,2007 Free Software Foundation, Inc.  \ Copyright (C) 1995,1996,1997,1999,2002,2003,2007,2010 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 23  variable assert-level ( -- a-addr ) \ gf Line 23  variable assert-level ( -- a-addr ) \ gf
 \G All assertions above this level are turned off.  \G All assertions above this level are turned off.
 1 assert-level !  1 assert-level !
   
   : (end-assert) ( flag nfile nline -- ) \ gforth-internal
       rot if
           2drop
       else
           .sourcepos ." : failed assertion"
           true abort" assertion failed" \ !! or use a new throw code?
       then ;
   
   : assert) ( -- )
       compile-sourcepos POSTPONE (end-assert) ;
   
   6 Constant assert-canary
   
 : assertn ( n -- ) \ gforth assert-n  : assertn ( n -- ) \ gforth assert-n
     \ this is internal (it is not immediate)      \ this is internal (it is not immediate)
     assert-level @ >      assert-level @ >
     if      if
         POSTPONE (          POSTPONE (
       else
           ['] assert) assert-canary
     then ;      then ;
   
   : )  ( -- ) \ gforth    close-paren
       \G End an assertion. Generic end, can be used for other similar purposes
       assert-canary <> abort" unmatched assertion"
       execute ; immediate
   
 : assert0( ( -- ) \ gforth assert-zero  : assert0( ( -- ) \ gforth assert-zero
     \G Important assertions that should always be turned on.      \G Important assertions that should always be turned on.
     0 assertn ; immediate compile-only      0 assertn ; immediate compile-only
Line 47  variable assert-level ( -- a-addr ) \ gf Line 67  variable assert-level ( -- a-addr ) \ gf
     \G Equivalent to @code{assert1(}      \G Equivalent to @code{assert1(}
     POSTPONE assert1( ; immediate compile-only      POSTPONE assert1( ; immediate compile-only
   
 : (end-assert) ( flag nfile nline -- ) \ gforth-internal  
     rot if  
         2drop  
     else  
         .sourcepos ." : failed assertion"  
         true abort" assertion failed" \ !! or use a new throw code?  
     then ;  
   
 : ) ( -- ) \ gforth     close-paren  
 \G End an assertion.  
     compile-sourcepos POSTPONE (end-assert) ; immediate  
Removed from v.1.16  
changed lines
  Added in v.1.18

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