76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
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#include <node_api.h>
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static bool exceptionWasPending = false;
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void returnException(napi_env env, napi_callback_info info) {
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napi_status status;
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napi_value jsFunction;
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status = napi_get_cb_args(env, info, &jsFunction, 1);
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if (status != napi_ok) return;
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napi_value global;
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status = napi_get_global(env, &global);
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if (status != napi_ok) return;
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napi_value result;
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status = napi_call_function(env, global, jsFunction, 0, 0, &result);
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if (status == napi_pending_exception) {
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napi_value ex;
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status = napi_get_and_clear_last_exception(env, &ex);
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if (status != napi_ok) return;
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status = napi_set_return_value(env, info, ex);
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if (status != napi_ok) return;
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}
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}
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void allowException(napi_env env, napi_callback_info info) {
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napi_status status;
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napi_value jsFunction;
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status = napi_get_cb_args(env, info, &jsFunction, 1);
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if (status != napi_ok) return;
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napi_value global;
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status = napi_get_global(env, &global);
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if (status != napi_ok) return;
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napi_value result;
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status = napi_call_function(env, global, jsFunction, 0, 0, &result);
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// Ignore status and check napi_is_exception_pending() instead.
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status = napi_is_exception_pending(env, &exceptionWasPending);
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if (status != napi_ok) return;
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}
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void wasPending(napi_env env, napi_callback_info info) {
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napi_status status;
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napi_value result;
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status = napi_get_boolean(env, exceptionWasPending, &result);
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if (status != napi_ok) return;
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status = napi_set_return_value(env, info, result);
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if (status != napi_ok) return;
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}
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#define DECLARE_NAPI_METHOD(name, func) \
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{ name, func, 0, 0, 0, napi_default, 0 }
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void Init(napi_env env, napi_value exports, napi_value module, void* priv) {
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napi_status status;
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napi_property_descriptor descriptors[] = {
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DECLARE_NAPI_METHOD("returnException", returnException),
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DECLARE_NAPI_METHOD("allowException", allowException),
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DECLARE_NAPI_METHOD("wasPending", wasPending),
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};
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status = napi_define_properties(
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env, exports, sizeof(descriptors) / sizeof(*descriptors), descriptors);
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if (status != napi_ok) return;
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}
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NAPI_MODULE(addon, Init)
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