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

* error.c (rb_name_error_str): new function to raise NameError

Browse source 
with the name string but not ID.
* object.c, proc.c, variable.c: more removal of inadvertent symbol
  creation.  [Feature #5079]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32645 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2011-07-23 15:05:03 +00:00
parent a7c15b2617
commit 4dc1a21809
7 changed files with 167 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
ChangeLog
View file

@ -1,3 +1,11 @@
Sun Jul 24 00:05:00 2011 Jeremy Evans <merch-redmine@jeremyevans.net>
* error.c (rb_name_error_str): new function to raise NameError
with the name string but not ID.
* object.c, proc.c, variable.c: more removal of inadvertent symbol
creation. [Feature #5079]
Sat Jul 23 21:14:00 2011 Tadayoshi Funaba <tadf@dotrb.org>
* lib/cmath.rb (cbrt): should return a real number if possible.

15
error.c
View file

@ -812,6 +812,21 @@ rb_name_error(ID id, const char *fmt, ...)
rb_exc_raise(exc);
}
void
rb_name_error_str(VALUE str, const char *fmt, ...)
{
VALUE exc, argv[2];
va_list args;
va_start(args, fmt);
argv[0] = rb_vsprintf(fmt, args);
va_end(args);
argv[1] = str;
exc = rb_class_new_instance(2, argv, rb_eNameError);
rb_exc_raise(exc);
}
/*
* call-seq:
* NameError.new(msg [, name]) -> name_error

1
include/ruby/intern.h
View file

@ -209,6 +209,7 @@ VALUE rb_exc_new2(VALUE, const char*);
VALUE rb_exc_new3(VALUE, VALUE);
PRINTF_ARGS(NORETURN(void rb_loaderror(const char*, ...)), 1, 2);
PRINTF_ARGS(NORETURN(void rb_name_error(ID, const char*, ...)), 2, 3);
PRINTF_ARGS(NORETURN(void rb_name_error_str(VALUE, const char*, ...)), 2, 3);
NORETURN(void rb_invalid_str(const char*, const char*));
PRINTF_ARGS(void rb_compile_error(const char*, int, const char*, ...), 3, 4);
PRINTF_ARGS(void rb_compile_error_with_enc(const char*, int, void *, const char*, ...), 4, 5);

47
object.c
View file

@ -1833,8 +1833,14 @@ rb_mod_const_defined(int argc, VALUE *argv, VALUE mod)
else {
rb_scan_args(argc, argv, "11", &name, &recur);
}
if (!(id = rb_check_id(name)) && rb_is_const_name(name))
if (!(id = rb_check_id(name))) {
if (rb_is_const_name(name)) {
return Qfalse;
}
else {
rb_name_error_str(name, "wrong constant name %s", RSTRING_PTR(name));
}
}
if (!rb_is_const_id(id)) {
rb_name_error(id, "wrong constant name %s", rb_id2name(id));
}
@ -1864,8 +1870,16 @@ rb_mod_const_defined(int argc, VALUE *argv, VALUE mod)
static VALUE
rb_obj_ivar_get(VALUE obj, VALUE iv)
{
ID id = rb_to_id(iv);
ID id = rb_check_id(iv);
if (!id) {
if (rb_is_instance_name(iv)) {
return Qnil;
}
else {
rb_name_error_str(iv, "`%s' is not allowed as an instance variable name", RSTRING_PTR(iv));
}
}
if (!rb_is_instance_id(id)) {
rb_name_error(id, "`%s' is not allowed as an instance variable name", rb_id2name(id));
}
@ -1926,7 +1940,14 @@ rb_obj_ivar_defined(VALUE obj, VALUE iv)
{
ID id = rb_check_id(iv);
if (!id && rb_is_instance_name(iv)) return Qfalse;
if (!id) {
if (rb_is_instance_name(iv)) {
return Qfalse;
}
else {
rb_name_error_str(iv, "`%s' is not allowed as an instance variable name", RSTRING_PTR(iv));
}
}
if (!rb_is_instance_id(id)) {
rb_name_error(id, "`%s' is not allowed as an instance variable name", rb_id2name(id));
}
@ -1950,8 +1971,17 @@ rb_obj_ivar_defined(VALUE obj, VALUE iv)
static VALUE
rb_mod_cvar_get(VALUE obj, VALUE iv)
{
ID id = rb_to_id(iv);
ID id = rb_check_id(iv);
if (!id) {
if (rb_is_class_name(iv)) {
rb_name_error_str(iv, "uninitialized class variable %s in %s",
RSTRING_PTR(iv), rb_class2name(obj));
}
else {
rb_name_error_str(iv, "`%s' is not allowed as a class variable name", RSTRING_PTR(iv));
}
}
if (!rb_is_class_id(id)) {
rb_name_error(id, "`%s' is not allowed as a class variable name", rb_id2name(id));
}
@ -2006,7 +2036,14 @@ rb_mod_cvar_defined(VALUE obj, VALUE iv)
{
ID id = rb_check_id(iv);
if (!id && rb_is_class_name(iv)) return Qfalse;
if (!id) {
if (rb_is_class_name(iv)) {
return Qfalse;
}
else {
rb_name_error_str(iv, "`%s' is not allowed as a class variable name", RSTRING_PTR(iv));
}
}
if (!rb_is_class_id(id)) {
rb_name_error(id, "`%s' is not allowed as a class variable name", rb_id2name(id));
}

51
proc.c
View file

@ -28,6 +28,7 @@ VALUE rb_cProc;
static VALUE bmcall(VALUE, VALUE);
static int method_arity(VALUE);
static ID attached;
/* Proc */
@ -1139,6 +1140,29 @@ method_owner(VALUE obj)
return data->me.klass;
}
static void
rb_method_name_error(VALUE klass, VALUE str)
{
const char *s0 = " class";
VALUE c = klass;
if (FL_TEST(c, FL_SINGLETON)) {
VALUE obj = rb_ivar_get(klass, attached);
switch (TYPE(obj)) {
case T_MODULE:
case T_CLASS:
c = obj;
s0 = "";
}
}
else if (RB_TYPE_P(c, T_MODULE)) {
s0 = " module";
}
rb_name_error_str(str, "undefined method `%s' for%s `%s'",
RSTRING_PTR(str), s0, rb_class2name(c));
}
/*
* call-seq:
* obj.method(sym) -> method
@ -1170,7 +1194,11 @@ method_owner(VALUE obj)
VALUE
rb_obj_method(VALUE obj, VALUE vid)
{
return mnew(CLASS_OF(obj), obj, rb_to_id(vid), rb_cMethod, FALSE);
ID id = rb_check_id(vid);
if (!id) {
rb_method_name_error(CLASS_OF(obj), vid);
}
return mnew(CLASS_OF(obj), obj, id, rb_cMethod, FALSE);
}
/*
@ -1183,7 +1211,11 @@ rb_obj_method(VALUE obj, VALUE vid)
VALUE
rb_obj_public_method(VALUE obj, VALUE vid)
{
return mnew(CLASS_OF(obj), obj, rb_to_id(vid), rb_cMethod, TRUE);
ID id = rb_check_id(vid);
if (!id) {
rb_method_name_error(CLASS_OF(obj), vid);
}
return mnew(CLASS_OF(obj), obj, id, rb_cMethod, TRUE);
}
/*
@ -1220,7 +1252,11 @@ rb_obj_public_method(VALUE obj, VALUE vid)
static VALUE
rb_mod_instance_method(VALUE mod, VALUE vid)
{
return mnew(mod, Qundef, rb_to_id(vid), rb_cUnboundMethod, FALSE);
ID id = rb_check_id(vid);
if (!id) {
rb_method_name_error(mod, vid);
}
return mnew(mod, Qundef, id, rb_cUnboundMethod, FALSE);
}
/*
@ -1233,7 +1269,11 @@ rb_mod_instance_method(VALUE mod, VALUE vid)
static VALUE
rb_mod_public_instance_method(VALUE mod, VALUE vid)
{
return mnew(mod, Qundef, rb_to_id(vid), rb_cUnboundMethod, TRUE);
ID id = rb_check_id(vid);
if (!id) {
rb_method_name_error(mod, vid);
}
return mnew(mod, Qundef, id, rb_cUnboundMethod, TRUE);
}
/*
@ -1747,7 +1787,7 @@ method_inspect(VALUE method)
rb_str_buf_cat2(str, ": ");
if (FL_TEST(data->me.klass, FL_SINGLETON)) {
VALUE v = rb_iv_get(data->me.klass, "__attached__");
VALUE v = rb_ivar_get(data->me.klass, attached);
if (data->recv == Qundef) {
rb_str_buf_append(str, rb_inspect(data->me.klass));
@ -2234,5 +2274,6 @@ Init_Binding(void)
rb_define_method(rb_cBinding, "dup", binding_dup, 0);
rb_define_method(rb_cBinding, "eval", bind_eval, -1);
rb_define_global_function("binding", rb_f_binding, 0);
attached = rb_intern("__attached__");
}

25
test/ruby/test_symbol.rb
View file

@ -172,4 +172,29 @@ class TestSymbol < Test::Unit::TestCase
assert !Symbol.all_symbols.any? {|sym| sym.to_s == str}, msg
end
end
def test_no_inadvertent_symbol_creation2
feature5079 = '[ruby-core:38404]'
c = Class.new
s = "gadzoooks"
{:instance_variable_get => ["@#{s}1", nil],
:class_variable_get => ["@@#{s}1", NameError],
:remove_instance_variable => ["@#{s}2", NameError],
:remove_class_variable => ["@@#{s}2", NameError],
:remove_const => ["A#{s}", NameError],
:method => ["#{s}1", NameError],
:public_method => ["#{s}2", NameError],
:instance_method => ["#{s}3", NameError],
:public_instance_method => ["#{s}4", NameError],
}.each do |meth, arr|
str, ret = arr
msg = "#{meth}(#{str}) #{feature5079}"
if ret.is_a?(Class) && (ret < Exception)
assert_raises(ret){c.send(meth, str)}
else
assert(c.send(meth, str) == ret, msg)
end
assert !Symbol.all_symbols.any? {|sym| sym.to_s == str}, msg
end
end
end

32
variable.c
View file

@ -1299,7 +1299,7 @@ VALUE
rb_obj_remove_instance_variable(VALUE obj, VALUE name)
{
VALUE val = Qnil;
const ID id = rb_to_id(name);
const ID id = rb_check_id(name);
st_data_t n, v;
struct st_table *iv_index_tbl;
st_data_t index;
@ -1307,6 +1307,14 @@ rb_obj_remove_instance_variable(VALUE obj, VALUE name)
if (!OBJ_UNTRUSTED(obj) && rb_safe_level() >= 4)
rb_raise(rb_eSecurityError, "Insecure: can't modify instance variable");
rb_check_frozen(obj);
if (!id) {
if (rb_is_instance_name(name)) {
rb_name_error_str(name, "instance variable %s not defined", RSTRING_PTR(name));
}
else {
rb_name_error_str(name, "`%s' is not allowed as an instance variable name", RSTRING_PTR(name));
}
}
if (!rb_is_instance_id(id)) {
rb_name_error(id, "`%s' is not allowed as an instance variable name", rb_id2name(id));
}
@ -1677,8 +1685,17 @@ rb_public_const_get_at(VALUE klass, ID id)
VALUE
rb_mod_remove_const(VALUE mod, VALUE name)
{
const ID id = rb_to_id(name);
const ID id = rb_check_id(name);
if (!id) {
if (rb_is_const_name(name)) {
rb_name_error_str(name, "constant %s::%s not defined",
rb_class2name(mod), RSTRING_PTR(name));
}
else {
rb_name_error_str(name, "`%s' is not allowed as a constant name", RSTRING_PTR(name));
}
}
if (!rb_is_const_id(id)) {
rb_name_error(id, "`%s' is not allowed as a constant name", rb_id2name(id));
}
@ -2189,9 +2206,18 @@ rb_mod_class_variables(VALUE obj)
VALUE
rb_mod_remove_cvar(VALUE mod, VALUE name)
{
const ID id = rb_to_id(name);
const ID id = rb_check_id(name);
st_data_t val, n = id;
if (!id) {
if (rb_is_class_name(name)) {
rb_name_error_str(name, "class variable %s not defined for %s",
RSTRING_PTR(name), rb_class2name(mod));
}
else {
rb_name_error_str(name, "wrong class variable name %s", RSTRING_PTR(name));
}
}
if (!rb_is_class_id(id)) {
rb_name_error(id, "wrong class variable name %s", rb_id2name(id));
}