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-- Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
-- All rights reserved.
-- Copyright (C) 2007, Gabriel Dos Reis.
-- All rights reserved.
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are
-- met:
--
-- - Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
--
-- - Redistributions in binary form must reproduce the above copyright
-- notice, this list of conditions and the following disclaimer in
-- the documentation and/or other materials provided with the
-- distribution.
--
-- - Neither the name of The Numerical ALgorithms Group Ltd. nor the
-- names of its contributors may be used to endorse or promote products
-- derived from this software without specific prior written permission.
--
-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
-- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
-- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import posit
namespace BOOT
--% Functions to handle specific errors (mostly syntax)
syGeneralErrorHere: () -> %Void
syGeneralErrorHere() ==
sySpecificErrorHere('S2CY0002, [])
sySpecificErrorHere: (%Symbol,%List %Form) -> %Void
sySpecificErrorHere(key,args) ==
sySpecificErrorAtToken($stok, key, args)
sySpecificErrorAtToken: (%Thing,%Symbol,%List %Form) -> %Void
sySpecificErrorAtToken(tok,key,args) ==
pos := tokPosn tok
ncSoftError(pos, key, args)
syIgnoredFromTo: (%List %Form,%List %Form) -> %Void
syIgnoredFromTo(pos1, pos2) ==
if pfGlobalLinePosn pos1 = pfGlobalLinePosn pos2 then
ncSoftError(FromTo(pos1,pos2), 'S2CY0005, [])
else
ncSoftError(From pos1, 'S2CY0003, [])
ncSoftError(To pos2, 'S2CY0004, [])
npTrapForm: %Thing -> %Void
npTrapForm(x)==
a:=pfSourceStok x
a='NoToken =>
syGeneralErrorHere()
THROW("TRAPPOINT","TRAPPED")
ncSoftError(tokPosn a, 'S2CY0002, [])
THROW("TRAPPOINT","TRAPPED")
npTrap: () -> %Thing
npTrap()==
ncSoftError(tokPosn $stok,'S2CY0002,[])
THROW("TRAPPOINT","TRAPPED")
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