diff options
author | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-05-31 15:09:38 +0000 |
---|---|---|
committer | mrkn <mrkn@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-05-31 15:09:38 +0000 |
commit | d7058e10dc730b101558d21c343d784aaaf98d3f (patch) | |
tree | a037ef0dbf4cad2b48d4239581cb0a5b310c1a71 /ext/bigdecimal | |
parent | 8b709310284d8801b88faa74af1284ec367f56fb (diff) | |
download | ruby-d7058e10dc730b101558d21c343d784aaaf98d3f.tar.gz |
* ext/bigdecimal/bigdecimal.c (BigDecimal_coerce): support coerce with a
Rational. The precision used for instantiate a BigDecimal from the
given Rational is obtained from the receiver BigDecimal.
* test/bigdecimal/test_bigdecimal.rb (test_coerce): add a test for the
above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31868 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/bigdecimal')
-rw-r--r-- | ext/bigdecimal/bigdecimal.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index cd960f4b87..571bf41461 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -675,12 +675,21 @@ BigDecimal_coerce(VALUE self, VALUE other) ENTER(2); VALUE obj; Real *b; + if (TYPE(other) == T_FLOAT) { obj = rb_assoc_new(other, BigDecimal_to_f(self)); - } else { - GUARD_OBJ(b,GetVpValue(other,1)); + } + else { + if (TYPE(other) == T_RATIONAL) { + Real* pv = DATA_PTR(self); + GUARD_OBJ(b, GetVpValueWithPrec(other, pv->Prec*VpBaseFig(), 1)); + } + else { + GUARD_OBJ(b, GetVpValue(other, 1)); + } obj = rb_assoc_new(b->obj, self); } + return obj; } |