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* object.c (sym_to_proc): imported Symbol#to_proc from ActiveSupprot.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10244 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2006-06-10 19:38:45 +00:00
parent 36d0a4eab0
commit ac4d6ddfa3
2 changed files with 31 additions and 1 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Sun Jun %-2d 04:38:20 2006 U-HUDIE\nobu,S-1-5-21-3746871489-166115513-3294629105-1005 <nobu@ruby-lang.org>
* object.c (sym_to_proc): imported Symbol#to_proc from ActiveSupprot.
Sat Jun 10 18:02:40 2006 Yukihiro Matsumoto <matz@ruby-lang.org> Sat Jun 10 18:02:40 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* ext/bigdecimal/lib/bigdecimal/newton.rb (Newton::nlsolve): typo * ext/bigdecimal/lib/bigdecimal/newton.rb (Newton::nlsolve): typo

26
object.c
View file

@ -1055,6 +1055,31 @@ sym_to_sym(VALUE sym)
return sym; return sym;
} }
static VALUE
sym_call(VALUE args, VALUE sym)
{
VALUE obj = RARRAY(args)->ptr[0];
return rb_funcall(obj, SYM2ID(sym),
RARRAY(args)->len - 1,
RARRAY(args)->ptr + 1);
}
/*
* call-seq:
* sym.to_proc
*
* Returns a _Proc_ object which respond to the given method by _sym_.
*
* (1..3).collect(&:to_s) #=> ["1", "2", "3"]
*/
static VALUE
sym_to_proc(VALUE sym)
{
return rb_proc_new(sym_call, sym);
}
/*********************************************************************** /***********************************************************************
* *
@ -2453,6 +2478,7 @@ Init_Object(void)
rb_define_method(rb_cSymbol, "to_s", sym_to_s, 0); rb_define_method(rb_cSymbol, "to_s", sym_to_s, 0);
rb_define_method(rb_cSymbol, "id2name", sym_to_s, 0); rb_define_method(rb_cSymbol, "id2name", sym_to_s, 0);
rb_define_method(rb_cSymbol, "to_sym", sym_to_sym, 0); rb_define_method(rb_cSymbol, "to_sym", sym_to_sym, 0);
rb_define_method(rb_cSymbol, "to_proc", sym_to_proc, 0);
rb_define_method(rb_cSymbol, "===", rb_obj_equal, 1); rb_define_method(rb_cSymbol, "===", rb_obj_equal, 1);
rb_define_method(rb_cModule, "freeze", rb_mod_freeze, 0); rb_define_method(rb_cModule, "freeze", rb_mod_freeze, 0);