initial commit

2026-08-27 21:09:14 +00:00
commit a5b6d59437
12681 changed files with 3253832 additions and 0 deletions
@@ -0,0 +1,53 @@
+#include <js_native_api.h>
+#include <node_api.h>
+#include <stdio.h>
+
+#define NODE_API_CALL(env, call)                                               \
+  do {                                                                         \
+    napi_status status = (call);                                               \
+    if (status != napi_ok) {                                                   \
+      const napi_extended_error_info *error_info = NULL;                       \
+      napi_get_last_error_info((env), &error_info);                            \
+      const char *err_message = error_info->error_message;                     \
+      bool is_pending;                                                         \
+      napi_is_exception_pending((env), &is_pending);                           \
+      /* If an exception is already pending, don't rethrow it */               \
+      if (!is_pending) {                                                       \
+        const char *message =                                                  \
+            (err_message == NULL) ? "empty error message" : err_message;       \
+        napi_throw_error((env), NULL, message);                                \
+      }                                                                        \
+      return NULL;                                                             \
+    }                                                                          \
+  } while (0)
+
+static napi_value try_unwrap(napi_env env, napi_callback_info info) {
+  size_t argc = 1;
+  napi_value argv[1];
+  NODE_API_CALL(env, napi_get_cb_info(env, info, &argc, argv, NULL, NULL));
+  if (argc != 1) {
+    napi_throw_error(env, NULL, "Wrong number of arguments to try_unwrap");
+    return NULL;
+  }
+
+  double *pointer;
+  if (napi_unwrap(env, argv[0], (void **)(&pointer)) != napi_ok) {
+    napi_value undefined;
+    NODE_API_CALL(env, napi_get_undefined(env, &undefined));
+    return undefined;
+  } else {
+    napi_value number;
+    NODE_API_CALL(env, napi_create_double(env, *pointer, &number));
+    return number;
+  }
+}
+
+/* napi_value */ NAPI_MODULE_INIT(/* napi_env env, napi_value exports */) {
+  napi_value try_unwrap_function;
+  NODE_API_CALL(env,
+                napi_create_function(env, "try_unwrap", NAPI_AUTO_LENGTH,
+                                     try_unwrap, NULL, &try_unwrap_function));
+  NODE_API_CALL(env, napi_set_named_property(env, exports, "try_unwrap",
+                                             try_unwrap_function));
+  return exports;
+}