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allow wrapping of v8::External objects from Ruby

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This commit is contained in:
Charles Lowell 2010-05-22 09:16:00 +03:00
parent e6c6f4e04b
commit 2f3e4a0e3e
3 changed files with 38 additions and 0 deletions
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2
ext/v8/v8.cpp
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@ -9,6 +9,7 @@
#include "v8_template.h"
#include "v8_try_catch.h"
#include "v8_callbacks.h"
#include "v8_external.h"
#include <stdio.h>
@ -29,5 +30,6 @@ extern "C" {
rr_init_msg();
rr_init_v8_try_catch();
rr_init_v8_callbacks();
rr_init_v8_external();
}
}

31
ext/v8/v8_external.cpp Normal file
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@ -0,0 +1,31 @@
#include "v8_external.h"
#include "rr.h"
#include "v8_ref.h"
using namespace v8;
namespace {
VALUE _Value(VALUE self) {
HandleScope scope;
return (VALUE)V8_Ref_Get<External>(self)->Value();
}
VALUE Wrap(VALUE rbclass, VALUE value) {
HandleScope scope;
return rr_v8_ref_create(rbclass, External::Wrap((void *)value));
}
VALUE Unwrap(VALUE self, VALUE value) {
if (rb_obj_is_kind_of(value, self)) {
return _Value(value);
} else {
rb_raise(rb_eArgError, "cannot unwrap %s. It is not a kind of %s", RSTRING_PTR(rb_class_name(rb_class_of(value))), RSTRING_PTR(rb_class_name(self)));
return Qnil;
}
}
}
void rr_init_v8_external() {
VALUE ExternalClass = rr_define_class("External");
rr_define_singleton_method(ExternalClass, "Wrap", Wrap, 1);
rr_define_singleton_method(ExternalClass, "Unwrap", Unwrap, 1);
rr_define_method(ExternalClass, "Value", _Value, 0);
}

5
ext/v8/v8_external.h Normal file
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@ -0,0 +1,5 @@
#ifndef _RR_V8_EXTERNAL_
#define _RR_V8_EXTERNAL_
void rr_init_v8_external();
#endif