1 files changed, 95 insertions, 0 deletions
diff --git a/src/node_api_types.h b/src/node_api_types.h
new file mode 100644
index 0000000000..7cb242368a
--- /dev/null
+++ b/src/node_api_types.h
@@ -0,0 +1,95 @@
+#ifndef SRC_NODE_API_TYPES_H_
+#define SRC_NODE_API_TYPES_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#if !defined __cplusplus || (defined(_MSC_VER) && _MSC_VER < 1900)
+    typedef uint16_t char16_t;
+#endif
+
+// JSVM API types are all opaque pointers for ABI stability
+// typedef undefined structs instead of void* for compile time type safety
+typedef struct napi_env__ *napi_env;
+typedef struct napi_value__ *napi_value;
+typedef struct napi_ref__ *napi_ref;
+typedef struct napi_handle_scope__ *napi_handle_scope;
+typedef struct napi_escapable_handle_scope__ *napi_escapable_handle_scope;
+typedef struct napi_callback_info__ *napi_callback_info;
+
+typedef void (*napi_callback)(napi_env env,
+                              napi_callback_info info);
+typedef void (*napi_finalize)(napi_env env,
+                              void* finalize_data,
+                              void* finalize_hint);
+
+typedef enum {
+  napi_default = 0,
+  napi_read_only = 1 << 0,
+  napi_dont_enum = 1 << 1,
+  napi_dont_delete = 1 << 2,
+
+  // Used with napi_define_class to distinguish static properties
+  // from instance properties. Ignored by napi_define_properties.
+  napi_static_property = 1 << 10,
+} napi_property_attributes;
+
+typedef struct {
+  const char* utf8name;
+
+  napi_callback method;
+  napi_callback getter;
+  napi_callback setter;
+  napi_value value;
+
+  napi_property_attributes attributes;
+  void* data;
+} napi_property_descriptor;
+
+typedef enum {
+  // ES6 types (corresponds to typeof)
+  napi_undefined,
+  napi_null,
+  napi_boolean,
+  napi_number,
+  napi_string,
+  napi_symbol,
+  napi_object,
+  napi_function,
+  napi_external,
+} napi_valuetype;
+
+typedef enum {
+  napi_int8_array,
+  napi_uint8_array,
+  napi_uint8_clamped_array,
+  napi_int16_array,
+  napi_uint16_array,
+  napi_int32_array,
+  napi_uint32_array,
+  napi_float32_array,
+  napi_float64_array,
+} napi_typedarray_type;
+
+typedef enum {
+  napi_ok,
+  napi_invalid_arg,
+  napi_object_expected,
+  napi_string_expected,
+  napi_function_expected,
+  napi_number_expected,
+  napi_boolean_expected,
+  napi_array_expected,
+  napi_generic_failure,
+  napi_pending_exception,
+  napi_status_last
+} napi_status;
+
+typedef struct {
+  const char* error_message;
+  void* engine_reserved;
+  uint32_t engine_error_code;
+  napi_status error_code;
+} napi_extended_error_info;
+
+#endif  // SRC_NODE_API_TYPES_H_