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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-10-02 03:00:23 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-10-02 03:00:23 +0000
commit83740fa4bda976d6aef50a452a9dd433b5446af1 (patch)
tree69c889559913cdd75cca9d04a906c49e6e79ef39
parent18ef8f10782e202f1605ff2d3d59241f62989b67 (diff)
* variable.c (rb_const_defined_0): look up constants in Object as
well. [ruby-dev:21458] * test/ruby/test_defined.rb (TestDefined::test_defined): test for constants. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4649 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--ChangeLog8
-rw-r--r--test/ruby/test_defined.rb5
-rw-r--r--variable.c14
3 files changed, 20 insertions, 7 deletions
diff --git a/ChangeLog b/ChangeLog
index 5e2f892624..d2ab572c2d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Thu Oct 2 12:00:18 2003 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * variable.c (rb_const_defined_0): look up constants in Object as
+ well. [ruby-dev:21458]
+
+ * test/ruby/test_defined.rb (TestDefined::test_defined): test for
+ constants.
+
Thu Oct 2 11:17:00 2003 Nathaniel Talbott <ntalbott@ruby-lang.org>
* lib/test/unit/assertions.rb: should not capture an
diff --git a/test/ruby/test_defined.rb b/test/ruby/test_defined.rb
index e53778f75f..d386b4bddc 100644
--- a/test/ruby/test_defined.rb
+++ b/test/ruby/test_defined.rb
@@ -24,10 +24,13 @@ class TestDefined < Test::Unit::TestCase
assert(defined?($x)) # global variable
assert_equal('global-variable', defined?($x))# returns description
+ assert_nil(defined?(foo)) # undefined
foo=5
assert(defined?(foo)) # local variable
- assert(defined?(::Array)) # constant !! Array -> ::Array
+ assert(defined?(Array)) # constant
+ assert(defined?(::Array)) # toplevel constant
+ assert(defined?(File::Constants)) # nested constant
assert(defined?(Object.new)) # method
assert(!defined?(Object.print)) # private method
assert(defined?(1 == 2)) # operator expression
diff --git a/variable.c b/variable.c
index 05f6281c3d..32616fc13f 100644
--- a/variable.c
+++ b/variable.c
@@ -1430,12 +1430,12 @@ rb_const_defined_0(klass, id, exclude, recurse)
ID id;
int exclude, recurse;
{
- VALUE tmp = klass, value;
+ VALUE value, tmp;
+ int mod_retry = 0;
+ tmp = klass;
+ retry:
while (tmp) {
- if (tmp == rb_cObject && klass != rb_cObject) {
- break;
- }
if (RCLASS(tmp)->iv_tbl && st_lookup(RCLASS(tmp)->iv_tbl, id, &value)) {
if (value == Qundef && NIL_P(autoload_file(klass, id)))
return Qfalse;
@@ -1444,8 +1444,10 @@ rb_const_defined_0(klass, id, exclude, recurse)
if (!recurse && klass != rb_cObject) break;
tmp = RCLASS(tmp)->super;
}
- if (!exclude && BUILTIN_TYPE(klass) == T_MODULE) {
- return rb_const_defined(rb_cObject, id);
+ if (!exclude && !mod_retry && BUILTIN_TYPE(klass) == T_MODULE) {
+ mod_retry = 1;
+ tmp = rb_cObject;
+ goto retry;
}
return Qfalse;
}