78 lines
2.3 KiB
Factor
78 lines
2.3 KiB
Factor
! :folding=indent:collapseFolds=1:
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! $Id$
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!
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! Copyright (C) 2004 Slava Pestov.
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!
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! Redistribution and use in source and binary forms, with or without
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! modification, are permitted provided that the following conditions are met:
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!
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! 1. Redistributions of source code must retain the above copyright notice,
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! this list of conditions and the following disclaimer.
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!
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! 2. Redistributions in binary form must reproduce the above copyright notice,
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! this list of conditions and the following disclaimer in the documentation
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! and/or other materials provided with the distribution.
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!
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! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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IN: errors
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USE: arithmetic
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USE: combinators
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USE: continuations
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USE: kernel
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USE: lists
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USE: logic
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USE: namespaces
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USE: prettyprint
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USE: stack
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USE: stdio
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USE: strings
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USE: unparser
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USE: vectors
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: kernel-error? ( obj -- ? )
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dup cons? [ car fixnum? ] [ drop f ] ifte ;
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: ?vector-nth ( n vec -- obj )
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over [
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dup >r vector-length min 0 max r> vector-nth
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] [
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2drop f
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] ifte ;
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: error# ( n -- str )
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{
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"Expired port: "
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"Undefined word: "
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"Type check: "
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"Array range check: "
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"Underflow"
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"I/O error: "
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"Overflow"
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"Incomparable types: "
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"Float format: "
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"Signal "
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"Adding I/O task twice on port: "
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"No I/O tasks"
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} ?vector-nth ;
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: ?kernel-error ( cons -- error# param )
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dup cons? [ uncons dup cons? [ car ] when ] [ f ] ifte ;
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: kernel-error. ( error -- )
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?kernel-error swap error# dup "" ? write
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dup [ . ] [ drop terpri ] ifte ;
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: error. ( error -- str )
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dup kernel-error? [ kernel-error. ] [ . ] ifte ;
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