78 lines
2.4 KiB
Factor
78 lines
2.4 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 wxithout
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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: combinators
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USE: continuations
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USE: kernel
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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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: standard-dump ( error -- )
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"ERROR: " write error. ;
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: parse-dump ( error -- )
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<%
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"error-file" get [ "<interactive>" ] unless* % ":" %
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"error-line-number" get [ 1 ] unless* unparse % ": " %
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%> write
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error.
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"error-line" get print
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<% "error-col" get " " fill % "^" % %> print ;
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: in-parser? ( -- ? )
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"error-line" get "error-col" get and ;
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: error-handler-hook
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#! The game overrides this.
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;
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: default-error-handler ( error -- )
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#! Print the error and return to the top level.
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[
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in-parser? [ parse-dump ] [ standard-dump ] ifte terpri
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"Stacks have been reset." print
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":s :r :n :c show stacks at time of error." print
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java? [ ":j shows Java stack trace." print ] when
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error-handler-hook
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] when* ;
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: :s ( -- ) "error-datastack" get . ;
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: :r ( -- ) "error-callstack" get . ;
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: :n ( -- ) "error-namestack" get . ;
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: :c ( -- ) "error-catchstack" get . ;
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