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math.parser fix

db4
Slava Pestov 2008-05-05 18:09:44 -05:00
parent 7bba8871a3
commit 91ef98cc70
2 changed files with 5 additions and 1 deletions
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4
core/math/parser/parser-tests.factor
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@ -100,3 +100,7 @@ unit-test
[ 1 -1 >base ] must-fail [ 1 -1 >base ] must-fail
[ "0.0/0.0" ] [ 0.0 0.0 / number>string ] unit-test [ "0.0/0.0" ] [ 0.0 0.0 / number>string ] unit-test
[ "1.0/0.0" ] [ 1.0 0.0 / number>string ] unit-test
[ "-1.0/0.0" ] [ -1.0 0.0 / number>string ] unit-test

2
core/math/parser/parser.factor
View File

@ -140,9 +140,9 @@ M: ratio >base
M: float >base M: float >base
drop { drop {
{ [ dup fp-nan? ] [ drop "0.0/0.0" ] }
{ [ dup 1.0/0.0 = ] [ drop "1.0/0.0" ] } { [ dup 1.0/0.0 = ] [ drop "1.0/0.0" ] }
{ [ dup -1.0/0.0 = ] [ drop "-1.0/0.0" ] } { [ dup -1.0/0.0 = ] [ drop "-1.0/0.0" ] }
{ [ dup fp-nan? ] [ drop "0.0/0.0" ] }
[ float>string fix-float ] [ float>string fix-float ]
} cond ; } cond ;