kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

* id.c (Init_id): add underscore name.

Browse source 
* parse.y (warn_unused_var): ignore underscore name.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28366 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2010-06-20 07:17:46 +00:00
parent 14a15f8b7f
commit d31350f827
4 changed files with 12 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
ChangeLog
View file

@ -1,4 +1,8 @@
Sun Jun 20 15:14:05 2010 Nobuyoshi Nakada <nobu@ruby-lang.org>
Sun Jun 20 16:17:24 2010 Nobuyoshi Nakada <nobu@ruby-lang.org>
* id.c (Init_id): add underscore name.
* parse.y (warn_unused_var): ignore underscore name.
* parse.y (warn_unused_var): use same format as shadowing local
variable.

1
id.c
View file

@ -47,4 +47,5 @@ Init_id(void)
REGISTER_SYMID(idSend, "send");
REGISTER_SYMID(id__send__, "__send__");
REGISTER_SYMID(idInitialize, "initialize");
REGISTER_SYMID(idUScore, "_");
}

6
parse.y
View file

@ -8229,10 +8229,7 @@ assignable_gen(struct parser_params *parser, ID id, NODE *val)
static ID
shadowing_lvar_gen(struct parser_params *parser, ID name)
{
ID uscore;
CONST_ID(uscore, "_");
if (uscore == name) return name;
if (idUScore == name) return name;
if (dyna_in_block()) {
if (dvar_curr(name)) {
yyerror("duplicated argument name");
@ -8935,6 +8932,7 @@ warn_unused_var(struct parser_params *parser, struct local_vars *local)
}
for (i = 0; i < cnt; ++i) {
if (!v[i] || (u[i] & LVAR_USED)) continue;
if (idUScore == v[i]) continue;
rb_compile_warn(ruby_sourcefile, (int)u[i], "assigned but unused variable - %s", rb_id2name(v[i]));
}
}

5
template/id.h.tmpl
View file

@ -100,6 +100,7 @@ enum ruby_method_ids {
tSend,
t__send__,
tInitialize,
tUScore,
#if SUPPORT_JOKE
tBitblt,
tAnswer,
@ -120,7 +121,9 @@ enum ruby_method_ids {
TOKEN2ID(Lambda),
TOKEN2ID(Send),
TOKEN2ID(__send__),
TOKEN2ID(Initialize)
TOKEN2ID(Initialize),
TOKEN2ID(UScore),
TOKEN2ID(LAST_ID)
};
#ifdef tLAST_TOKEN