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play around with receiving ruby values

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This commit is contained in:
Charles Lowell 2009-11-03 22:57:37 -06:00
parent 502753f910
commit e18fd52c7c
4 changed files with 81 additions and 2 deletions
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1
generic_data.h
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@ -49,6 +49,7 @@ public:
}
std::string pushNull(const char* name=0) {
printf("I bet we aren't even getting here<br/>");
return ""; // this kind of sucks
}

19
spec/therubyracer_spec.rb
View file

@ -56,8 +56,25 @@ describe "The Ruby Racer" do
describe "Calling Ruby Code from JavaScript" do
it "knows your name" do
class Foo
def call
end
end
foo = Foo.new
#V8.what_is_this? Class.new
# V8.what_is_this? Module.new
# V8.what_is_this? Object.new
# V8.what_is_this? :foo
# V8.what_is_this? V8::JSObject.new
# V8.what_is_this?(proc {|foo| "string form is: #{foo}"})
# V8.what_is_this?(foo.method(:bar))
V8.what_is_this?(foo)
end
it "can embed a ruby closure and call it from javascript" do
pending
# pending
eval('times(5,2)', :times => lambda {|lhs, rhs| lhs * rhs}).should == 10
end

59
v8.cpp
View file

@ -15,8 +15,66 @@ extern "C" {
VALUE rb_mModule;
VALUE rb_cV8;
VALUE ruby_call_symbol;
VALUE ruby_respond_to_ID;
bool is_callable(VALUE& object) {
return Qtrue == rb_funcall(object, ruby_respond_to_ID, 1, ruby_call_symbol);
}
VALUE v8_what_is_this(VALUE self, VALUE object) {
VALUE boolean;
switch (TYPE(object)) {
case T_NIL:
printf("nil\n");
break;
case T_OBJECT:
printf("ordinary object\n");
if (responds_to(object, "call")) {
printf("responds to call!<br/>");
}
break;
case T_CLASS:
printf("class[%s]<br/>", rb_class2name(object));
break;
case T_MODULE: printf("module\n"); break;
case T_FLOAT: printf("floating point number\n"); break;
case T_STRING: printf("string\n"); break;
case T_REGEXP: printf("regular expression\n"); break;
case T_ARRAY: printf("array\n"); break;
case T_FIXNUM: printf("Fixnum(31bit integer)\n"); break;
case T_HASH: printf("associative array\n"); break;
case T_STRUCT: printf("(Ruby) structure\n"); break;
case T_BIGNUM: printf("multi precision integer\n"); break;
case T_FILE: printf("IO\n"); break;
case T_TRUE: printf("true\n"); break;
case T_FALSE: printf("false\n"); break;
case T_DATA:
printf("data... inspecting\n");
if (responds_to(object, "call")) {
printf("Responds to call!<br/>");
} else {
printf("Does *NOT* respond to call<br/>");
}
v8_what_is_this(Qnil, RDATA(object)->basic.klass);
break;
case T_SYMBOL: printf("symbol\n"); break;
default:
printf("I have no idea!!!\n");
rb_raise(rb_eTypeError, "not valid value");
break;
}
return Qnil;
}
extern "C" {
void Init_v8() {
ruby_call_symbol = ID2SYM(rb_intern("call"));
ruby_respond_to_ID = rb_intern("respond_to?");
rb_mModule = rb_define_module("V8");
rb_cV8 = rb_define_class_under(rb_mModule, "Context", rb_cObject);
rb_define_alloc_func(rb_cV8, v8_context_allocate);
@ -26,5 +84,6 @@ extern "C" {
rb_define_alloc_func(rb_cV8_JSObject, v8_object_allocate);
rb_define_method(rb_cV8_JSObject, "[]", (VALUE(*)(...)) v8_object_hash_access, 1);
rb_define_method(rb_cV8_JSObject, "[]=", (VALUE(*)(...)) v8_object_hash_assignment, 2);
rb_define_singleton_method(rb_mModule, "what_is_this?",(VALUE(*)(...)) v8_what_is_this, 1);
}
}

4
v8_context.cpp
View file

@ -37,9 +37,11 @@ VALUE v8_context_eval(VALUE self, VALUE javascript) {
const std::string source(tostring.push(javascript));
Local<Script> script = Script::Compile(String::New(source.c_str()));
// printf("Before Script->Run()<br/>");
Local<Value> result = script->Run();
// printf("After Script->Run()<br/>");
V8HandleSource<RubyDest, VALUE> toValue;
// printf("Result: %s", *String::AsciiValue(result->ToString()));
return toValue.push(result);