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Enable overloading ctors for v8.

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/oliverb-javascript-v8@13810 626c5289-ae23-0410-ae9c-e8d60b6d4f22
This commit is contained in:
Oliver Buchtala 2012-09-08 01:11:32 +00:00
commit da6307a19e
2 changed files with 23 additions and 8 deletions
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28
Lib/javascript/v8/javascriptcode.swg
View file

@ -55,16 +55,30 @@ fail:
return scope.Close(v8::Undefined()); return scope.Close(v8::Undefined());
}%} }%}
/* %fragment ("JS_mainctordefn", "templates") %{
%fragment ("JS_mainctordefn", "templates") v8::Handle<v8::Value> $jswrapper(const v8::Arguments& args) {
%{ v8::HandleScope scope;
// TODO: implement JS_mainctordefn
v8::TryCatch tryCatch;
// switch all cases by means of series of if-returns.
$jsdispatchcases
// default:
if(!tryCatch.HasCaught())
SWIG_exception_fail(SWIG_ERROR, "Illegal arguments for contruction of $jsmangledname");
fail:
scope.Close(v8::Undefined());
}
%} %}
*/
%fragment ("JS_ctor_dispatch_case", "templates") %fragment ("JS_ctor_dispatch_case", "templates")
%{ %{if(args.Length() == $jsargcount) {
// TODO: implement JS_ctor_dispatch_case v8::Handle<v8::Value> self = $jswrapper(args);
if(!self->IsUndefined()) {
tryCatch.Reset(); return scope.Close(self); /* reset exception and return */
}
}
%} %}
%fragment ("JS_destructordefn", "templates") %fragment ("JS_destructordefn", "templates")

3
Source/Modules/javascript.cxx
View file

@ -837,6 +837,7 @@ int JSEmitter::emitCtor(Node *n) {
String *wrap_name = Swig_name_wrapper(Getattr(n, "sym:name")); String *wrap_name = Swig_name_wrapper(Getattr(n, "sym:name"));
Template t_mainctor(getTemplate("JS_mainctordefn")); Template t_mainctor(getTemplate("JS_mainctordefn"));
t_mainctor.replace(T_WRAPPER, wrap_name) t_mainctor.replace(T_WRAPPER, wrap_name)
.replace(T_NAME_MANGLED, state.clazz(NAME_MANGLED))
.replace(T_DISPATCH_CASES, state.clazz(CTOR_DISPATCHERS)) .replace(T_DISPATCH_CASES, state.clazz(CTOR_DISPATCHERS))
.pretty_print(f_wrappers); .pretty_print(f_wrappers);
state.clazz(CTOR, wrap_name); state.clazz(CTOR, wrap_name);
@ -1845,7 +1846,7 @@ void V8Emitter::marshalInputArgs(Node *n, ParmList *parms, Wrapper *wrapper, Mar
} }
// store number of arguments for argument checks // store number of arguments for argument checks
int num_args = emit_num_arguments(parms) - startIdx; int num_args = emit_num_arguments(parms);
String *argcount = NewString(""); String *argcount = NewString("");
Printf(argcount, "%d", num_args); Printf(argcount, "%d", num_args);
Setattr(n, ARGCOUNT, argcount); Setattr(n, ARGCOUNT, argcount);