1 #include <js_native_api.h>
2 #include "../common.h"
3 #include "../entry_point.h"
4
5 static bool exceptionWasPending = false;
6 static int num = 0x23432;
7
returnException(napi_env env,napi_callback_info info)8 static napi_value returnException(napi_env env, napi_callback_info info) {
9 size_t argc = 1;
10 napi_value args[1];
11 NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
12
13 napi_value global;
14 NODE_API_CALL(env, napi_get_global(env, &global));
15
16 napi_value result;
17 napi_status status = napi_call_function(env, global, args[0], 0, 0, &result);
18 if (status == napi_pending_exception) {
19 napi_value ex;
20 NODE_API_CALL(env, napi_get_and_clear_last_exception(env, &ex));
21 return ex;
22 }
23
24 return NULL;
25 }
26
constructReturnException(napi_env env,napi_callback_info info)27 static napi_value constructReturnException(napi_env env, napi_callback_info info) {
28 size_t argc = 1;
29 napi_value args[1];
30 NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
31
32 napi_value result;
33 napi_status status = napi_new_instance(env, args[0], 0, 0, &result);
34 if (status == napi_pending_exception) {
35 napi_value ex;
36 NODE_API_CALL(env, napi_get_and_clear_last_exception(env, &ex));
37 return ex;
38 }
39
40 return NULL;
41 }
42
allowException(napi_env env,napi_callback_info info)43 static napi_value allowException(napi_env env, napi_callback_info info) {
44 size_t argc = 1;
45 napi_value args[1];
46 NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
47
48 napi_value global;
49 NODE_API_CALL(env, napi_get_global(env, &global));
50
51 napi_value result;
52 napi_call_function(env, global, args[0], 0, 0, &result);
53 // Ignore status and check napi_is_exception_pending() instead.
54
55 NODE_API_CALL(env, napi_is_exception_pending(env, &exceptionWasPending));
56 return NULL;
57 }
58
constructAllowException(napi_env env,napi_callback_info info)59 static napi_value constructAllowException(napi_env env, napi_callback_info info) {
60 size_t argc = 1;
61 napi_value args[1];
62 NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, args, NULL, NULL));
63
64 napi_value result;
65 napi_new_instance(env, args[0], 0, 0, &result);
66 // Ignore status and check napi_is_exception_pending() instead.
67
68 NODE_API_CALL(env, napi_is_exception_pending(env, &exceptionWasPending));
69 return NULL;
70 }
71
wasPending(napi_env env,napi_callback_info info)72 static napi_value wasPending(napi_env env, napi_callback_info info) {
73 napi_value result;
74 NODE_API_CALL(env, napi_get_boolean(env, exceptionWasPending, &result));
75
76 return result;
77 }
78
finalizer(napi_env env,void * data,void * hint)79 static void finalizer(napi_env env, void *data, void *hint) {
80 NODE_API_CALL_RETURN_VOID(env,
81 napi_throw_error(env, NULL, "Error during Finalize"));
82 }
83
createExternal(napi_env env,napi_callback_info info)84 static napi_value createExternal(napi_env env, napi_callback_info info) {
85 napi_value external;
86
87 NODE_API_CALL(env,
88 napi_create_external(env, &num, finalizer, NULL, &external));
89
90 return external;
91 }
92
93 EXTERN_C_START
Init(napi_env env,napi_value exports)94 napi_value Init(napi_env env, napi_value exports) {
95 napi_property_descriptor descriptors[] = {
96 DECLARE_NODE_API_PROPERTY("returnException", returnException),
97 DECLARE_NODE_API_PROPERTY("allowException", allowException),
98 DECLARE_NODE_API_PROPERTY("constructReturnException", constructReturnException),
99 DECLARE_NODE_API_PROPERTY("constructAllowException", constructAllowException),
100 DECLARE_NODE_API_PROPERTY("wasPending", wasPending),
101 DECLARE_NODE_API_PROPERTY("createExternal", createExternal),
102 };
103 NODE_API_CALL(env, napi_define_properties(
104 env, exports, sizeof(descriptors) / sizeof(*descriptors), descriptors));
105
106 napi_value error, code, message;
107 NODE_API_CALL(env, napi_create_string_utf8(env, "Error during Init",
108 NAPI_AUTO_LENGTH, &message));
109 NODE_API_CALL(env, napi_create_string_utf8(env, "", NAPI_AUTO_LENGTH, &code));
110 NODE_API_CALL(env, napi_create_error(env, code, message, &error));
111 NODE_API_CALL(env, napi_set_named_property(env, error, "binding", exports));
112 NODE_API_CALL(env, napi_throw(env, error));
113
114 return exports;
115 }
116 EXTERN_C_END
117