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* object.c (rb_mod_attr): make Module#attr to be an alias to

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attr_reader.  [RCR#331]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 2006-07-20 17:30:01 +00:00
parent 8eb21778d8
commit b5d9cbe8e8
2 changed files with 24 additions and 41 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Thu Jul 20 20:27:07 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* object.c (rb_mod_attr): make Module#attr to be an alias to
attr_reader. [RCR#331]
Thu Jul 20 15:07:14 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* ruby.h: export classes/modules to implement sandbox.

60
object.c
View file

@ -1513,45 +1513,10 @@ rb_to_id(VALUE name)
return id;
}
/*
* call-seq:
* attr(symbol, writable=false) => nil
*
* Defines a named attribute for this module, where the name is
* <i>symbol.</i><code>id2name</code>, creating an instance variable
* (<code>@name</code>) and a corresponding access method to read it.
* If the optional <i>writable</i> argument is <code>true</code>, also
* creates a method called <code>name=</code> to set the attribute.
*
* module Mod
* attr :size, true
* end
*
* <em>is equivalent to:</em>
*
* module Mod
* def size
* @size
* end
* def size=(val)
* @size = val
* end
* end
*/
static VALUE
rb_mod_attr(int argc, VALUE *argv, VALUE klass)
{
VALUE name, pub;
rb_scan_args(argc, argv, "11", &name, &pub);
rb_attr(klass, rb_to_id(name), 1, RTEST(pub), Qtrue);
return Qnil;
}
/*
* call-seq:
* attr_reader(symbol, ...) => nil
* attr(symbol, ...) => nil
*
* Creates instance variables and corresponding methods that return the
* value of each instance variable. Equivalent to calling
@ -1564,11 +1529,22 @@ rb_mod_attr_reader(int argc, VALUE *argv, VALUE klass)
int i;
for (i=0; i<argc; i++) {
rb_attr(klass, rb_to_id(argv[i]), 1, 0, Qtrue);
rb_attr(klass, rb_to_id(argv[i]), Qtrue, Qfalse, Qtrue);
}
return Qnil;
}
VALUE
rb_mod_attr(int argc, VALUE *argv, VALUE klass)
{
if (argc == 2 && (argv[1] == Qtrue || argv[1] == Qfalse)) {
rb_warning("optional boolean argument is obsoleted");
rb_attr(klass, rb_to_id(argv[0]), 1, RTEST(argv[1]), Qtrue);
return Qnil;
}
return rb_mod_attr_reader(argc, argv, klass);
}
/*
* call-seq:
* attr_writer(symbol, ...) => nil
@ -1583,7 +1559,7 @@ rb_mod_attr_writer(int argc, VALUE *argv, VALUE klass)
int i;
for (i=0; i<argc; i++) {
rb_attr(klass, rb_to_id(argv[i]), 0, 1, Qtrue);
rb_attr(klass, rb_to_id(argv[i]), Qfalse, Qtrue, Qtrue);
}
return Qnil;
}
@ -1592,8 +1568,10 @@ rb_mod_attr_writer(int argc, VALUE *argv, VALUE klass)
* call-seq:
* attr_accessor(symbol, ...) => nil
*
* Equivalent to calling ``<code>attr</code><i>symbol</i><code>,
* true</code>'' on each <i>symbol</i> in turn.
* Defines a named attribute for this module, where the name is
* <i>symbol.</i><code>id2name</code>, creating an instance variable
* (<code>@name</code>) and a corresponding access method to read it.
* Also creates a method called <code>name=</code> to set the attribute.
*
* module Mod
* attr_accessor(:one, :two)
@ -1607,7 +1585,7 @@ rb_mod_attr_accessor(int argc, VALUE *argv, VALUE klass)
int i;
for (i=0; i<argc; i++) {
rb_attr(klass, rb_to_id(argv[i]), 1, 1, Qtrue);
rb_attr(klass, rb_to_id(argv[i]), Qtrue, Qtrue, Qtrue);
}
return Qnil;
}