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added Object.hasOwn()

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This commit is contained in:
bellard 2022-03-06 18:54:27 +01:00
parent b9f58802dc
commit 446099aa9e
1 changed files with 27 additions and 0 deletions
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27
quickjs.c
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@ -36882,6 +36882,32 @@ static JSValue js_object_hasOwnProperty(JSContext *ctx, JSValueConst this_val,
return JS_NewBool(ctx, ret);
}
static JSValue js_object_hasOwn(JSContext *ctx, JSValueConst this_val,
int argc, JSValueConst *argv)
{
JSValue obj;
JSAtom atom;
JSObject *p;
BOOL ret;
obj = JS_ToObject(ctx, argv[0]);
if (JS_IsException(obj))
return obj;
atom = JS_ValueToAtom(ctx, argv[1]);
if (unlikely(atom == JS_ATOM_NULL)) {
JS_FreeValue(ctx, obj);
return JS_EXCEPTION;
}
p = JS_VALUE_GET_OBJ(obj);
ret = JS_GetOwnPropertyInternal(ctx, NULL, p, atom);
JS_FreeAtom(ctx, atom);
JS_FreeValue(ctx, obj);
if (ret < 0)
return JS_EXCEPTION;
else
return JS_NewBool(ctx, ret);
}
static JSValue js_object_valueOf(JSContext *ctx, JSValueConst this_val,
int argc, JSValueConst *argv)
{
@ -37454,6 +37480,7 @@ static const JSCFunctionListEntry js_object_funcs[] = {
//JS_CFUNC_DEF("__getObjectData", 1, js_object___getObjectData ),
//JS_CFUNC_DEF("__setObjectData", 2, js_object___setObjectData ),
JS_CFUNC_DEF("fromEntries", 1, js_object_fromEntries ),
JS_CFUNC_DEF("hasOwn", 2, js_object_hasOwn ),
};
static const JSCFunctionListEntry js_object_proto_funcs[] = {