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* ext/bigdecimal/bigdecimal.c (GetVpValue): support conversion from

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Rational.  [ruby-core:25697]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25025 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-09-21 19:47:39 +00:00
parent 92fd1940fe
commit d9bfa822ea
3 changed files with 24 additions and 0 deletions
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5
ChangeLog
View file

@ -1,3 +1,8 @@
Tue Sep 22 04:47:37 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* ext/bigdecimal/bigdecimal.c (GetVpValue): support conversion from
Rational. [ruby-core:25697]
Tue Sep 22 04:43:42 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* Makefile.in, win32/Makefile.sub (INSNS): depend on tools.

15
ext/bigdecimal/bigdecimal.c
View file

@ -239,9 +239,24 @@ GetVpValue(VALUE v, int must)
Real *pv;
VALUE bg;
char szD[128];
VALUE orig = Qundef;
int util_loaded = 0;
again:
switch(TYPE(v))
{
case T_RATIONAL:
if(orig == Qundef ? (orig = v, 1) : orig != v) {
if(!util_loaded) {
rb_require("bigdecimal/util");
util_loaded = 1;
}
v = rb_funcall2(v, rb_intern("to_d"), 0, 0);
goto again;
}
v = orig;
goto SomeOneMayDoIt;
case T_DATA:
if(rb_typeddata_is_kind_of(v, &BigDecimal_data_type)) {
pv = DATA_PTR(v);

4
test/bigdecimal/test_bigdecimal.rb
View file

@ -691,4 +691,8 @@ class TestBigDecimal < Test::Unit::TestCase
assert_equal(BigDecimal::SIGN_POSITIVE_ZERO, BigDecimal.new("1E-1" + "0" * 10000).sign)
assert_equal(BigDecimal::SIGN_NEGATIVE_ZERO, BigDecimal.new("-1E-1" + "0" * 10000).sign)
end
def test_coerce
assert_equal(2, 1 + BigDecimal.new("1"), '[ruby-core:25697]')
end
end