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* range.c (range_step): do not forcefully convert steps into

integers.  [ruby-dev:34571]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16269 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2008-05-02 07:15:28 +00:00
parent 546d98b7e8
commit 7f31465bb5
2 changed files with 10 additions and 19 deletions

View file

@ -1,3 +1,8 @@
Fri May 2 16:10:57 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* range.c (range_step): do not forcefully convert steps into
integers. [ruby-dev:34571]
Fri May 2 14:52:33 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* misc/ruby-mode.el: move fontifying code from hook. a patch from

24
range.c
View file

@ -296,7 +296,6 @@ static VALUE
range_step(int argc, VALUE *argv, VALUE range)
{
VALUE b, e, step, tmp;
long unit;
RETURN_ENUMERATOR(range, argc, argv);
@ -304,33 +303,20 @@ range_step(int argc, VALUE *argv, VALUE range)
e = RANGE_END(range);
if (argc == 0) {
step = INT2FIX(1);
unit = 1;
}
else {
rb_scan_args(argc, argv, "01", &step);
tmp = rb_check_to_integer(step, "to_int");
if (!NIL_P(tmp)) {
if (FIXNUM_P(tmp))
unit = FIX2LONG(tmp);
else
unit = rb_cmpint(tmp, step, INT2FIX(0));
step = tmp;
if (rb_funcall(step, '<', 1, INT2FIX(0))) {
rb_raise(rb_eArgError, "step can't be negative");
}
else {
tmp = rb_funcall(rb_funcall(b, '+', 1, step), '-', 1, b);
unit = rb_cmpint(tmp, step, INT2FIX(0));
else if (!rb_funcall(step, '>', 1, INT2FIX(0))) {
rb_raise(rb_eArgError, "step can't be 0");
}
}
if (unit < 0) {
rb_raise(rb_eArgError, "step can't be negative");
}
if (unit == 0) {
rb_raise(rb_eArgError, "step can't be 0");
}
if (FIXNUM_P(b) && FIXNUM_P(e) && FIXNUM_P(step)) { /* fixnums are special */
long end = FIX2LONG(e);
long i;
long i, unit = FIX2LONG(step);
if (!EXCL(range))
end += 1;