Feature #15751 » Add-FrozenError-receiver-v3.patch
| error.c | ||
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return Qfalse;
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}
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/*
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* call-seq:
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* FrozenError.new(msg=nil, receiver=nil) -> name_error
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*
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* Construct a new FrozenError exception. If given the <i>receiver</i>
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* parameter may subsequently be examined using the FrozenError#receiver
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* method.
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*
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* a = [].freeze
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* raise FrozenError.new("can't modify frozen array", a)
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*/
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static VALUE
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frozen_err_initialize(int argc, VALUE *argv, VALUE self)
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{
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VALUE mesg, recv;
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argc = rb_scan_args(argc, argv, "02", &mesg, &recv);
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if (argc > 1) {
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argc--;
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rb_ivar_set(self, id_recv, recv);
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}
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rb_call_super(argc, argv);
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return self;
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}
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void
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rb_name_error(ID id, const char *fmt, ...)
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{
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| ... | ... | |
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rb_eRuntimeError = rb_define_class("RuntimeError", rb_eStandardError);
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rb_eFrozenError = rb_define_class("FrozenError", rb_eRuntimeError);
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rb_define_method(rb_eFrozenError, "initialize", frozen_err_initialize, -1);
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rb_define_method(rb_eFrozenError, "receiver", name_err_receiver, 0);
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rb_eSecurityError = rb_define_class("SecurityError", rb_eException);
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rb_eNoMemError = rb_define_class("NoMemoryError", rb_eException);
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rb_eEncodingError = rb_define_class("EncodingError", rb_eStandardError);
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| ... | ... | |
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rb_raise(rb_eFrozenError, "can't modify frozen %s", what);
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}
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void
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rb_frozen_error_raise(VALUE frozen_obj, const char *fmt, ...)
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{
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va_list args;
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VALUE exc, mesg;
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va_start(args, fmt);
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mesg = rb_vsprintf(fmt, args);
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va_end(args);
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exc = rb_exc_new3(rb_eFrozenError, mesg);
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rb_ivar_set(exc, id_recv, frozen_obj);
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rb_exc_raise(exc);
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}
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void
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rb_error_frozen_object(VALUE frozen_obj)
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{
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| ... | ... | |
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VALUE path = rb_ary_entry(debug_info, 0);
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VALUE line = rb_ary_entry(debug_info, 1);
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rb_raise(rb_eFrozenError, "can't modify frozen %"PRIsVALUE", created at %"PRIsVALUE":%"PRIsVALUE,
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CLASS_OF(frozen_obj), path, line);
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rb_frozen_error_raise(frozen_obj,
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"can't modify frozen %"PRIsVALUE", created at %"PRIsVALUE":%"PRIsVALUE,
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CLASS_OF(frozen_obj), path, line);
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}
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else {
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rb_raise(rb_eFrozenError, "can't modify frozen %"PRIsVALUE,
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CLASS_OF(frozen_obj));
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rb_frozen_error_raise(frozen_obj, "can't modify frozen %"PRIsVALUE,
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CLASS_OF(frozen_obj));
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}
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}
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| eval.c | ||
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goto noclass;
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}
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}
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rb_error_frozen(desc);
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rb_frozen_error_raise(klass, "can't modify frozen %s", desc);
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}
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}
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| include/ruby/intern.h | ||
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PRINTF_ARGS(NORETURN(void rb_loaderror_with_path(VALUE path, const char*, ...)), 2, 3);
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PRINTF_ARGS(NORETURN(void rb_name_error(ID, const char*, ...)), 2, 3);
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PRINTF_ARGS(NORETURN(void rb_name_error_str(VALUE, const char*, ...)), 2, 3);
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PRINTF_ARGS(NORETURN(void rb_frozen_error_raise(VALUE, const char*, ...)), 2, 3);
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NORETURN(void rb_invalid_str(const char*, const char*));
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NORETURN(void rb_error_frozen(const char*));
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NORETURN(void rb_error_frozen_object(VALUE));
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| test/ruby/test_exception.rb | ||
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alias inspect pretty_inspect
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end
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def test_frozen_error_receiver
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obj = Object.new.freeze
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(obj.foo = 1) rescue (e = $!)
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assert_same(obj, e.receiver)
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obj.singleton_class.const_set(:A, 2) rescue (e = $!)
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assert_same(obj.singleton_class, e.receiver)
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end
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def test_frozen_error_initialize
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obj = Object.new
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exc = FrozenError.new("bar", obj)
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assert_equal("bar", exc.message)
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assert_same(obj, exc.receiver)
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exc = FrozenError.new("bar")
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assert_equal("bar", exc.message)
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assert_raise_with_message(ArgumentError, "no receiver is available") {
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exc.receiver
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}
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exc = FrozenError.new
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assert_equal("FrozenError", exc.message)
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assert_raise_with_message(ArgumentError, "no receiver is available") {
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exc.receiver
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}
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end
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def test_name_error_new_default
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error = NameError.new
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assert_equal("NameError", error.message)
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| thread.c | ||
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rb_thread_local_aset(VALUE thread, ID id, VALUE val)
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{
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if (OBJ_FROZEN(thread)) {
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rb_error_frozen("thread locals");
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rb_frozen_error_raise(thread, "can't modify frozen thread locals");
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}
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return threadptr_local_aset(rb_thread_ptr(thread), id, val);
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| ... | ... | |
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VALUE locals;
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if (OBJ_FROZEN(thread)) {
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rb_error_frozen("thread locals");
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rb_frozen_error_raise(thread, "can't modify frozen thread locals");
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}
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locals = rb_ivar_get(thread, id_locals);
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