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Spider Monkey: setThis

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This commit is contained in:
Eliot Horowitz
2009-04-29 11:12:35 -04:00
parent 6e3122086e
commit b927e1bade
2 changed files with 35 additions and 13 deletions
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41
scripting/engine_spidermonkey.cpp
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@@ -16,6 +16,16 @@
namespace mongo {
JSBool resolveBSONField( JSContext *cx, JSObject *obj, jsval id, uintN flags, JSObject **objp );
static JSClass bson_ro_class = {
"bson_object" , JSCLASS_HAS_PRIVATE | JSCLASS_NEW_RESOLVE ,
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
JS_EnumerateStub, (JSResolveOp)(&resolveBSONField) , JS_ConvertStub, JS_FinalizeStub,
JSCLASS_NO_OPTIONAL_MEMBERS
};
class Convertor {
public:
Convertor( JSContext * cx ){
@@ -51,6 +61,18 @@ namespace mongo {
JSString * s = JS_NewStringCopyZ( _context , c );
return STRING_TO_JSVAL( s );
}
JSObject * toObject( const BSONObj * obj , bool readOnly=true ){
// TODO: make a copy and then delete it
JSObject * o = JS_NewObject( _context , &bson_ro_class , NULL, NULL);
JS_SetPrivate( _context , o , (void*)obj );
return o;
}
jsval toval( const BSONObj* obj , bool readOnly=true ){
JSObject * o = toObject( obj , readOnly );
return OBJECT_TO_JSVAL( o );
}
private:
JSContext * _context;
@@ -94,12 +116,6 @@ namespace mongo {
return JS_TRUE;
}
static JSClass bson_ro_class = {
"bson_object" , JSCLASS_HAS_PRIVATE | JSCLASS_NEW_RESOLVE ,
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
JS_EnumerateStub, (JSResolveOp)(&resolveBSONField) , JS_ConvertStub, JS_FinalizeStub,
JSCLASS_NO_OPTIONAL_MEMBERS
};
class SMScope;
@@ -149,6 +165,8 @@ namespace mongo {
_global = JS_NewObject( _context , &global_class, NULL, NULL);
massert( "JS_NewObject failed for global" , _global );
massert( "js init failed" , JS_InitStandardClasses( _context , _global ) );
_this = 0;
}
~SMScope(){
@@ -215,10 +233,7 @@ namespace mongo {
}
void setObject( const char *field , const BSONObj& obj ){
JSObject * o = JS_NewObject( _context , &bson_ro_class , NULL, NULL);
JS_SetPrivate( _context , o , (void*)(&obj) );
// TODO: make a copy and then delete it
jsval v = OBJECT_TO_JSVAL( o );
jsval v = _convertor->toval( &obj );
JS_SetProperty( _context , _global , field , &v );
}
@@ -228,7 +243,7 @@ namespace mongo {
}
void setThis( const BSONObj * obj ){
massert( "not implemented yet: setThis()" , 0 );
_this = _convertor->toObject( obj );
}
// ---- functions -----
@@ -255,7 +270,7 @@ namespace mongo {
int invoke( JSFunction * func , const BSONObj& args ){
jsval rval;
JS_CallFunction( _context , 0 , func , 0 , 0 , &rval );
JS_CallFunction( _context , _this , func , 0 , 0 , &rval );
assert( JS_SetProperty( _context , _global , "return" , &rval ) );
return 0;
}
@@ -267,7 +282,9 @@ namespace mongo {
private:
JSContext * _context;
Convertor * _convertor;
JSObject * _global;
JSObject * _this;
};
void SMEngine::runTest(){