From: nobu.nokada@...
Date: 2003-05-24T09:45:19+09:00
Subject: Re: [Q] Change in 1.8 String#=~ intentional?

Hi,

At Sat, 24 May 2003 07:07:45 +0900,
Warren Brown wrote:
>     Is this change intentional?  It would seem that this change would affect
> a lot of exsiting code in subtle, hard-to-find ways :o(

Yes.  But I think it should be warned now.


Index: string.c
===================================================================
RCS file: /cvs/ruby/src/ruby/string.c,v
retrieving revision 1.155
diff -u -2 -p -r1.155 string.c
--- string.c	19 May 2003 07:11:48 -0000	1.155
+++ string.c	24 May 2003 00:43:36 -0000
@@ -1028,4 +1028,12 @@ rb_str_match(x, y)
 
       case T_STRING:
+#if RUBY_VERSION_CODE < 181
+	{
+	    VALUE r = rb_reg_quote(y);
+	    if (r != y && rb_str_cmp(r, y) != 0) {
+		rb_warn("usage of String#=~ to String is deprecated; use Regexp#=~ or String#index instead");
+	    }
+	}
+#endif
 	start = rb_str_index(x, y, 0);
 	if (start == -1) {
@@ -1460,5 +1468,5 @@ get_pat(pat, quote)
     if (quote) {
 	val = rb_reg_quote(pat);
-#if RUBY_VERSION_CODE < 180
+#if RUBY_VERSION_CODE < 181
 	if (val != pat && rb_str_cmp(val, pat) != 0) {
 	    rb_warn("string pattern instead of regexp; metacharacters no longer effective");


-- 
Nobu Nakada