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* re.c (rb_reg_to_s): new function for Regexp#to_s.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2381 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2002-04-18 08:04:57 +00:00
parent a411f0365b
commit 8a7b08bb78
2 changed files with 46 additions and 1 deletions
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4
ChangeLog
View file

@ -1,3 +1,7 @@
Thu Apr 18 17:01:43 2002 Tanaka Akira <akr@m17n.org>
* re.c (rb_reg_to_s): new function for Regexp#to_s.
Wed Apr 17 23:55:34 2002 Akinori MUSHA <knu@iDaemons.org>
* ext/Setup*, ext/bigfloat/*: Back out the import of BigFloat in

43
re.c
View file

@ -349,6 +349,47 @@ rb_reg_inspect(re)
return rb_reg_desc(RREGEXP(re)->str, RREGEXP(re)->len, re);
}
static VALUE
rb_reg_to_s(re)
VALUE re;
{
int all;
VALUE str = rb_str_buf_new2("(?");
rb_reg_check(re);
all = 1;
if (RREGEXP(re)->ptr->options & RE_OPTION_MULTILINE)
rb_str_buf_cat2(str, "m");
else
all = 0;
if (RREGEXP(re)->ptr->options & RE_OPTION_IGNORECASE)
rb_str_buf_cat2(str, "i");
else
all = 0;
if (RREGEXP(re)->ptr->options & RE_OPTION_EXTENDED)
rb_str_buf_cat2(str, "x");
else
all = 0;
if (!all) {
rb_str_buf_cat2(str, "-");
if (!(RREGEXP(re)->ptr->options & RE_OPTION_MULTILINE))
rb_str_buf_cat2(str, "m");
if (!(RREGEXP(re)->ptr->options & RE_OPTION_IGNORECASE))
rb_str_buf_cat2(str, "i");
if (!(RREGEXP(re)->ptr->options & RE_OPTION_EXTENDED))
rb_str_buf_cat2(str, "x");
}
rb_str_buf_cat2(str, ":");
rb_reg_expr_str(str, RREGEXP(re)->str, RREGEXP(re)->len);
rb_str_buf_cat2(str, ")");
OBJ_INFECT(str, re);
return str;
}
static void
rb_reg_raise(s, len, err, re)
const char *s;
@ -1455,7 +1496,7 @@ Init_Regexp()
rb_define_method(rb_cRegexp, "===", rb_reg_match, 1);
rb_define_method(rb_cRegexp, "~", rb_reg_match2, 0);
rb_define_method(rb_cRegexp, "match", rb_reg_match_m, 1);
rb_define_method(rb_cRegexp, "to_s", rb_reg_inspect, 0);
rb_define_method(rb_cRegexp, "to_s", rb_reg_to_s, 0);
rb_define_method(rb_cRegexp, "inspect", rb_reg_inspect, 0);
rb_define_method(rb_cRegexp, "source", rb_reg_source, 0);
rb_define_method(rb_cRegexp, "casefold?", rb_reg_casefold_p, 0);