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-rw-r--r--src/interp/postpar.boot25
1 files changed, 17 insertions, 8 deletions
diff --git a/src/interp/postpar.boot b/src/interp/postpar.boot
index 149bbd75..fc59b59f 100644
--- a/src/interp/postpar.boot
+++ b/src/interp/postpar.boot
@@ -1,6 +1,6 @@
--- Copyright (c) 1991-2002, The Numerical ALgorithms Group Ltd.
+-- Copyright (c) 1991-2002, The Numerical Algorithms Group Ltd.
-- All rights reserved.
--- Copyright (C) 2007, Gabriel Dos Reis.
+-- Copyright (C) 2007-2008, Gabriel Dos Reis.
-- All rights reserved.
--
-- Redistribution and use in source and binary forms, with or without
@@ -15,7 +15,7 @@
-- the documentation and/or other materials provided with the
-- distribution.
--
--- - Neither the name of The Numerical ALgorithms Group Ltd. nor the
+-- - 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.
--
@@ -529,6 +529,14 @@ deepestExpression x ==
x is ["_!",y] => deepestExpression y
x
+--% `^='
+++ check that `^=' is not used in Spad code to mean `not equal'.
+postBootNotEqual u ==
+ $BOOT => [first u, :postTran rest u]
+ checkWarning ['"Operator ", :bright '"^=",
+ '"is not valid Spad. Please use",:bright '"~=",'"instead."]
+ ["~=",:postTran rest u]
+
--% Register special parse tree tranformers.
for x in [["with", :function postWith],_
@@ -538,18 +546,18 @@ for x in [["with", :function postWith],_
["Block", :function postBlock],_
["QUOTE", :function postQUOTE],_
["COLLECT", :function postCollect],_
- ["_:BF_:", :function postBigFloat],_
+ [":BF:", :function postBigFloat],_
["in", :function postin],_
["IN", :function postIn],_
["REPEAT", :function postRepeat],_
["TupleCollect", :function postTupleCollect],_
["add", :function postAdd],_
["Reduce", :function postReduce],_
- ["_,", :function postComma],_
- ["_;", :function postSemiColon],_
+ [",", :function postComma],_
+ [";", :function postSemiColon],_
["where", :function postWhere],_
- ["_:_:", :function postColonColon],_
- ["_:", :function postColon],_
+ ["::", :function postColonColon],_
+ [":", :function postColon],_
["@", :function postAtSign],_
["pretend", :function postPretend],_
["if", :function postIf],_
@@ -560,6 +568,7 @@ for x in [["with", :function postWith],_
["==>", :function postMDef],_
["->", :function postMapping],_
["=>", :function postExit],_
+ ["^=", :function postBootNotEqual],_
["Tuple", :function postTuple]] repeat
MAKEPROP(car x, "postTran", cdr x)