JSCLASS_HAS_PRIVATE,
JS_PropertyStub,
JS_PropertyStub,
JS_PropertyStub,
JS_StrictPropertyStub,
JS_EnumerateStub,
JS_ResolveStub,
JS_ConvertStub,
keep_alive_finalize,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
JS_CLASS_TRACE(keep_alive_trace),
NULL
};
static JSPropertySpec gjs_keep_alive_proto_props[] = {
{ NULL }
};
static JSFunctionSpec gjs_keep_alive_proto_funcs[] = {
{ NULL }
};
JSObject*
gjs_keep_alive_new(JSContext *context)
{
JSObject *keep_alive;
JSExtendedClass XPCNativeWrapper::sXPC_NW_JSClass = {
// JSClass (JSExtendedClass.base) initialization
{ "XPCNativeWrapper",
JSCLASS_HAS_PRIVATE | JSCLASS_PRIVATE_IS_NSISUPPORTS |
// Our one reserved slot holds a jsint of flag bits
JSCLASS_NEW_RESOLVE | JSCLASS_HAS_RESERVED_SLOTS(1) |
JSCLASS_MARK_IS_TRACE | JSCLASS_IS_EXTENDED,
XPC_NW_AddProperty, XPC_NW_DelProperty,
XPC_NW_GetProperty, XPC_NW_SetProperty,
XPC_NW_Enumerate, (JSResolveOp)XPC_NW_NewResolve,
XPC_NW_Convert, XPC_NW_Finalize,
nsnull, XPC_NW_CheckAccess,
XPC_NW_Call, XPC_NW_Construct,
nsnull, XPC_NW_HasInstance,
JS_CLASS_TRACE(XPC_NW_Trace), nsnull
},
// JSExtendedClass initialization
XPC_NW_Equality
};
// If one of our class hooks is ever called from a non-system script, bypass
// the hook by calling the same hook on our wrapped native, with obj reset to
// the wrapped native's flat JSObject, so the hook and args macro parameters
// can be simply:
//
// convert, (cx, obj, type, vp)
//
// in the call from XPC_NW_Convert, for example.
#define XPC_NW_CALL_HOOK(obj, hook, args) \
static JSBool
exn_enumerate(JSContext *cx, JSObject *obj);
static JSBool
exn_resolve(JSContext *cx, JSObject *obj, jsval id, uintN flags,
JSObject **objp);
JSClass js_ErrorClass = {
js_Error_str,
JSCLASS_HAS_PRIVATE | JSCLASS_NEW_RESOLVE | JSCLASS_MARK_IS_TRACE |
JSCLASS_HAS_CACHED_PROTO(JSProto_Error),
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
exn_enumerate, (JSResolveOp)exn_resolve, JS_ConvertStub, exn_finalize,
NULL, NULL, NULL, Exception,
NULL, NULL, JS_CLASS_TRACE(exn_trace), NULL
};
typedef struct JSStackTraceElem {
JSString *funName;
size_t argc;
const char *filename;
uintN ulineno;
} JSStackTraceElem;
typedef struct JSExnPrivate {
/* A copy of the JSErrorReport originally generated. */
JSErrorReport *errorReport;
JSString *message;
JSString *filename;
uintN lineno;
/*
* FIXME be 390950. Generator's frame is a part of the JS stack when the
* generator is running or closing. Thus tracing the frame in this case
* here duplicates the work done in js_TraceContext.
*/
js_TraceStackFrame(trc, &gen->frame);
}
JSClass js_GeneratorClass = {
js_Generator_str,
JSCLASS_HAS_PRIVATE | JSCLASS_IS_ANONYMOUS |
JSCLASS_MARK_IS_TRACE | JSCLASS_HAS_CACHED_PROTO(JSProto_Generator),
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, generator_finalize,
NULL, NULL, NULL, NULL,
NULL, NULL, JS_CLASS_TRACE(generator_trace), NULL
};
/*
* Called from the JSOP_GENERATOR case in the interpreter, with fp referring
* to the frame by which the generator function was activated. Create a new
* JSGenerator object, which contains its own JSStackFrame that we populate
* from *fp. We know that upon return, the JSOP_GENERATOR opcode will return
* from the activation in fp, so we can steal away fp->callobj and fp->argsobj
* if they are non-null.
*/
JSObject *
js_NewGenerator(JSContext *cx, JSStackFrame *fp)
{
JSObject *obj;
uintN argc, nargs, nvars, nslots;