diff options
Diffstat (limited to 'sprintf.c')
-rw-r--r-- | sprintf.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -520,7 +520,10 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt) VALUE sym = Qnil; for (t = p; t < end && *t != '%'; t++) ; - if (t + 1 == end) ++t; + if (t + 1 == end) { + if (*t == '%') rb_raise(rb_eArgError, "incomplete format specifier"); + ++t; + } PUSH(p, t - p); if (coderange != ENC_CODERANGE_BROKEN && scanned < blen) { scanned += rb_str_coderange_scan_restartable(buf+scanned, buf+blen, enc, &coderange); |