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io.c: refine message

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* io.c (prepare_getline_args): refine the expected arity in an
  exception message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50636 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2015-05-25 02:33:36 +00:00
parent 42d06ac13b
commit 5c0fb216f7
1 changed files with 2 additions and 1 deletions
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3
io.c
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@ -3112,6 +3112,7 @@ prepare_getline_args(int argc, VALUE *argv, VALUE *rsp, long *limit, VALUE io)
VALUE rs = rb_rs, lim = Qnil;
rb_io_t *fptr;
rb_check_arity(argc, 0, 2);
if (argc == 1) {
VALUE tmp = Qnil;
@ -3123,7 +3124,7 @@ prepare_getline_args(int argc, VALUE *argv, VALUE *rsp, long *limit, VALUE io)
}
}
else if (2 <= argc) {
rb_scan_args(argc, argv, "2", &rs, &lim);
rs = argv[0], lim = argv[1];
if (!NIL_P(rs))
StringValue(rs);
}