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eval.c: pass unknown options

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* eval.c (extract_raise_opts): pass unknown options to the
  exception, so that exception class can receive a hash argument.
  [ruby-core:63203] [Feature #8257]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46456 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-06-17 03:37:47 +00:00
parent b905ac81a0
commit d689dca633
3 changed files with 30 additions and 4 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Tue Jun 17 12:35:24 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
* eval.c (extract_raise_opts): pass unknown options to the
exception, so that exception class can receive a hash argument.
[ruby-core:63203] [Feature #8257]
Tue Jun 17 12:24:57 2014 Koichi Sasada <ko1@atdot.net>
* gc.c (obj_memsize_of): memsize_of(T_ZOMBIE) returns 0, not a rb_bug.

7
eval.c
View file

@ -606,12 +606,11 @@ extract_raise_opts(int argc, VALUE *argv, VALUE *opts)
if (argc > 0) {
VALUE opt = argv[argc-1];
if (RB_TYPE_P(opt, T_HASH)) {
VALUE kw = rb_extract_keywords(&opt);
if (!opt) --argc;
if (kw) {
if (!RHASH_EMPTY_P(opt)) {
ID keywords[1];
CONST_ID(keywords[0], "cause");
rb_get_kwargs(kw, keywords, 0, 1, opts);
rb_get_kwargs(opt, keywords, 0, -1-raise_max_opt, opts);
if (RHASH_EMPTY_P(opt)) --argc;
return argc;
}
}

21
test/ruby/test_exception.rb
View file

@ -596,4 +596,25 @@ end.join
raise cause: cause
end
end
def test_unknown_option
bug = '[ruby-core:63203] [Feature #8257] should pass unknown options'
exc = Class.new(RuntimeError) do
attr_reader :arg
def initialize(msg = nil)
@arg = msg
super(msg)
end
end
e = assert_raise(exc, bug) {raise exc, "foo" => "bar", foo: "bar"}
assert_equal({"foo" => "bar", foo: "bar"}, e.arg, bug)
e = assert_raise(exc, bug) {raise exc, "foo" => "bar", foo: "bar", cause: "zzz"}
assert_equal({"foo" => "bar", foo: "bar"}, e.arg, bug)
e = assert_raise(exc, bug) {raise exc, {}}
assert_equal({}, e.arg, bug)
end
end