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Add JS_ArrayGetLength and JS_FreePropertyEnum for external iterators #409

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Merged
merged 2 commits into from
May 27, 2024
Merged

Add JS_ArrayGetLength and JS_FreePropertyEnum for external iterators #409

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0f453d3
Add JS_FreePropertyEnum corresponding to JS_GetOwnPropertyNames
Icemic May 23, 2024
3b56010
Add JS_GetLength
Icemic May 23, 2024
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10 changes: 10 additions & 0 deletions quickjs.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6975,6 +6975,10 @@ static JSValue JS_GetPrototypeFree(JSContext *ctx, JSValue obj)
return obj1;
}

int JS_GetLength(JSContext *ctx, JSValue obj, int64_t *pres) {
return js_get_length64(ctx, pres, obj);
}

/* return TRUE, FALSE or (-1) in case of exception */
static int JS_OrdinaryIsInstanceOf(JSContext *ctx, JSValue val,
JSValue obj)
Expand Down Expand Up @@ -7813,6 +7817,12 @@ int JS_GetOwnProperty(JSContext *ctx, JSPropertyDescriptor *desc,
return JS_GetOwnPropertyInternal(ctx, desc, JS_VALUE_GET_OBJ(obj), prop);
}

void JS_FreePropertyEnum(JSContext *ctx, JSPropertyEnum *tab,
uint32_t len)
{
js_free_prop_enum(ctx, tab, len);
}

/* return -1 if exception (Proxy object only) or TRUE/FALSE */
int JS_IsExtensible(JSContext *ctx, JSValue obj)
{
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3 changes: 3 additions & 0 deletions quickjs.h
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Expand Up @@ -694,6 +694,7 @@ JS_EXTERN int JS_PreventExtensions(JSContext *ctx, JSValue obj);
JS_EXTERN int JS_DeleteProperty(JSContext *ctx, JSValue obj, JSAtom prop, int flags);
JS_EXTERN int JS_SetPrototype(JSContext *ctx, JSValue obj, JSValue proto_val);
JS_EXTERN JSValue JS_GetPrototype(JSContext *ctx, JSValue val);
JS_EXTERN int JS_GetLength(JSContext *ctx, JSValue obj, int64_t *pres);

#define JS_GPN_STRING_MASK (1 << 0)
#define JS_GPN_SYMBOL_MASK (1 << 1)
Expand All @@ -707,6 +708,8 @@ JS_EXTERN int JS_GetOwnPropertyNames(JSContext *ctx, JSPropertyEnum **ptab,
uint32_t *plen, JSValue obj, int flags);
JS_EXTERN int JS_GetOwnProperty(JSContext *ctx, JSPropertyDescriptor *desc,
JSValue obj, JSAtom prop);
JS_EXTERN void JS_FreePropertyEnum(JSContext *ctx, JSPropertyEnum *tab,
uint32_t len);

JS_EXTERN JSValue JS_Call(JSContext *ctx, JSValue func_obj, JSValue this_obj,
int argc, JSValue *argv);
Expand Down