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Prefer rb_check_arity when 0 or 1 arguments

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Especially over checking argc then calling rb_scan_args just to
raise an ArgumentError.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66238 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-12-06 07:49:24 +00:00
parent 0cd28199e5
commit 98e65d9d92
18 changed files with 72 additions and 139 deletions
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2
thread_sync.c
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@ -517,7 +517,7 @@ mutex_sleep(int argc, VALUE *argv, VALUE self)
{
VALUE timeout;
rb_scan_args(argc, argv, "01", &timeout);
timeout = rb_check_arity(argc, 0, 1) ? argv[0] : Qnil;
return rb_mutex_sleep(self, timeout);
}