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complex.c: FINITE_TYPE_P

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* complex.c (FINITE_TYPE_P): extract predicate.
* complex.c (rb_complex_finite_p, rb_complex_infinite_p): use
  dedicated predicates instead of switch by TYPE.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-10-28 06:19:00 +00:00
parent 8998c06461
commit 2226372268
2 changed files with 21 additions and 16 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
Fri Oct 28 15:18:58 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* complex.c (FINITE_TYPE_P): extract predicate.
* complex.c (rb_complex_finite_p, rb_complex_infinite_p): use
dedicated predicates instead of switch by TYPE.
Thu Oct 27 23:28:12 2016 Nobuyoshi Nakada <nobu@ruby-lang.org>
* include/ruby/ruby.h (rb_integer_type_p): turn into macro to help

30
complex.c
View file

@ -1331,6 +1331,8 @@ nucomp_inspect(VALUE self)
return s;
}
#define FINITE_TYPE_P(v) (RB_INTEGER_TYPE_P(v) || RB_TYPE_P(v, T_RATIONAL))
/*
* call-seq:
* cmp.finite? -> true or false
@ -1342,17 +1344,15 @@ static VALUE
rb_complex_finite_p(VALUE self)
{
VALUE magnitude = nucomp_abs(self);
double f;
switch (TYPE(magnitude)) {
case T_FIXNUM: case T_BIGNUM: case T_RATIONAL:
if (FINITE_TYPE_P(magnitude)) {
return Qtrue;
case T_FLOAT:
f = RFLOAT_VALUE(magnitude);
}
else if (RB_FLOAT_TYPE_P(magnitude)) {
const double f = RFLOAT_VALUE(magnitude);
return isinf(f) ? Qfalse : Qtrue;
default:
}
else {
return rb_funcall(magnitude, rb_intern("finite?"), 0);
}
}
@ -1375,20 +1375,18 @@ static VALUE
rb_complex_infinite_p(VALUE self)
{
VALUE magnitude = nucomp_abs(self);
double f;
switch (TYPE(magnitude)) {
case T_FIXNUM: case T_BIGNUM: case T_RATIONAL:
if (FINITE_TYPE_P(magnitude)) {
return Qnil;
case T_FLOAT:
f = RFLOAT_VALUE(magnitude);
}
if (RB_FLOAT_TYPE_P(magnitude)) {
const double f = RFLOAT_VALUE(magnitude);
if (isinf(f)) {
return INT2FIX(f < 0 ? -1 : 1);
}
return Qnil;
default:
}
else {
return rb_funcall(magnitude, rb_intern("infinite?"), 0);
}
}