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Add JS_IsPromise function #807

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Merged
bnoordhuis merged 1 commit into from
Jan 9, 2025
Merged

Add JS_IsPromise function #807

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7 changes: 7 additions & 0 deletions quickjs.c
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Original file line number Diff line number Diff line change
Expand Up @@ -48545,6 +48545,13 @@ JSValue JS_PromiseResult(JSContext *ctx, JSValue promise)
return JS_DupValue(ctx, s->promise_result);
}

JS_BOOL JS_IsPromise(JSValue val)
{
if (JS_VALUE_GET_TAG(val) != JS_TAG_OBJECT)
return FALSE;
return JS_VALUE_GET_OBJ(val)->class_id == JS_CLASS_PROMISE;
}

static int js_create_resolving_functions(JSContext *ctx, JSValue *args,
JSValue promise);

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1 change: 1 addition & 0 deletions quickjs.h
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Expand Up @@ -823,6 +823,7 @@ typedef enum JSPromiseStateEnum {
JS_EXTERN JSValue JS_NewPromiseCapability(JSContext *ctx, JSValue *resolving_funcs);
JS_EXTERN JSPromiseStateEnum JS_PromiseState(JSContext *ctx, JSValue promise);
JS_EXTERN JSValue JS_PromiseResult(JSContext *ctx, JSValue promise);
JS_EXTERN JS_BOOL JS_IsPromise(JSValue val);

JS_EXTERN JSValue JS_NewSymbol(JSContext *ctx, const char *description, JS_BOOL is_global);

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