feat(node:vm): implement node:vm module for v8 and quickjs (#29)

Author: DjDeveloperr

NativeScript/CMakeLists.txt

@@ -155,6 +155,7 @@ if(ENABLE_JS_RUNTIME)
     runtime/modules/node/FS.cpp
     runtime/modules/node/Path.cpp
     runtime/modules/node/Process.cpp
+    runtime/modules/node/VM.cpp
     runtime/modules/performance/Performance.cpp
     runtime/ThreadSafeFunction.mm
     runtime/Bundle.mm

NativeScript/napi/quickjs/quickjs-api.c

@@ -4328,3 +4328,20 @@ napi_status qjs_update_stack_top(napi_env env) {
     JS_UpdateStackTop(env->runtime->runtime);
     return napi_clear_last_error(env);
 }
+
+napi_status qjs_create_scoped_value(napi_env env, JSValue value,
+                                    napi_value *result) {
+    return CreateScopedResult(env, value, result);
+}
+
+JSContext *qjs_get_context(napi_env env) {
+    return env != NULL ? env->context : NULL;
+}
+
+JSRuntime *qjs_get_runtime(napi_env env) {
+    if (env == NULL || env->runtime == NULL) {
+        return NULL;
+    }
+
+    return env->runtime->runtime;
+}

NativeScript/napi/quickjs/quicks-runtime.h

@@ -5,31 +5,42 @@
 #ifndef TEST_APP_QUICKS_RUNTIME_H
 #define TEST_APP_QUICKS_RUNTIME_H
 #include "js_native_api.h"
+#include "quickjs.h"
 
 EXTERN_C_START
 
-NAPI_EXTERN napi_status NAPI_CDECL qjs_create_runtime(napi_runtime *runtime);
+NAPI_EXTERN napi_status NAPI_CDECL qjs_create_runtime(napi_runtime* runtime);
 
-NAPI_EXTERN napi_status NAPI_CDECL qjs_create_napi_env(napi_env *env, napi_runtime runtime);
+NAPI_EXTERN napi_status NAPI_CDECL qjs_create_napi_env(napi_env* env,
+                                                       napi_runtime runtime);
 
 NAPI_EXTERN napi_status NAPI_CDECL qjs_free_napi_env(napi_env env);
 
 NAPI_EXTERN napi_status NAPI_CDECL qjs_free_runtime(napi_runtime runtime);
 
 NAPI_EXTERN napi_status NAPI_CDECL qjs_execute_script(napi_env env,
                                                       napi_value script,
-                                                      const char *file,
-                                                      napi_value *result);
+                                                      const char* file,
+                                                      napi_value* result);
 
-NAPI_EXTERN napi_status NAPI_CDECL qjs_runtime_before_gc_callback(napi_env env, napi_finalize cb, void *data);
-
-NAPI_EXTERN napi_status NAPI_CDECL qjs_runtime_after_gc_callback(napi_env env, napi_finalize cb, void *data);
+NAPI_EXTERN napi_status NAPI_CDECL
+qjs_runtime_before_gc_callback(napi_env env, napi_finalize cb, void* data);
 
+NAPI_EXTERN napi_status NAPI_CDECL
+qjs_runtime_after_gc_callback(napi_env env, napi_finalize cb, void* data);
 
 NAPI_EXTERN napi_status NAPI_CDECL qjs_execute_pending_jobs(napi_env env);
 
 NAPI_EXTERN napi_status NAPI_CDECL qjs_update_stack_top(napi_env env);
 
+NAPI_EXTERN JSContext* NAPI_CDECL qjs_get_context(napi_env env);
+
+NAPI_EXTERN JSRuntime* NAPI_CDECL qjs_get_runtime(napi_env env);
+
+NAPI_EXTERN napi_status NAPI_CDECL qjs_create_scoped_value(napi_env env,
+                                                           JSValue value,
+                                                           napi_value* result);
+
 EXTERN_C_END
 
-#endif //TEST_APP_QUICKS_RUNTIME_H
+#endif  // TEST_APP_QUICKS_RUNTIME_H

NativeScript/napi/quickjs/source/quickjs.c

@@ -33614,7 +33614,8 @@ static JSValue __JS_EvalInternal(JSContext *ctx, JSValue this_obj,
     /* Could add a flag to avoid resolution if necessary */
     if (m) {
         m->func_obj = fun_obj;
-        if (js_resolve_module(ctx, m) < 0)
+        if (!(flags & JS_EVAL_FLAG_COMPILE_ONLY_NO_RESOLVE) &&
+            js_resolve_module(ctx, m) < 0)
             goto fail1;
         fun_obj = JS_NewModuleValue(ctx, m);
     }

NativeScript/napi/quickjs/source/quickjs.h

@@ -312,6 +312,8 @@ static inline bool JS_VALUE_IS_NAN(JSValue v)
    JS_TAG_FUNCTION_BYTECODE or JS_TAG_MODULE tag. It can be executed
    with JS_EvalFunction(). */
 #define JS_EVAL_FLAG_COMPILE_ONLY (1 << 5)
+/* compile a module without resolving its imports yet */
+#define JS_EVAL_FLAG_COMPILE_ONLY_NO_RESOLVE JS_EVAL_FLAG_UNUSED
 /* don't include the stack frames before this eval in the Error() backtraces */
 #define JS_EVAL_FLAG_BACKTRACE_BARRIER (1 << 6)
 /* allow top-level await in normal script. JS_Eval() returns a

NativeScript/runtime/modules/node/Node.cpp

@@ -3,13 +3,12 @@
 #include "FS.h"
 #include "Path.h"
 #include "Process.h"
+#include "VM.h"
 #include "native_api_util.h"
 
 namespace nativescript {
 
-void Node::Init(napi_env env, napi_value global) {
-  Process::Init(env, global);
-}
+void Node::Init(napi_env env, napi_value global) { Process::Init(env, global); }
 
 napi_value Node::LoadInternalModule(napi_env env,
                                     const std::string& moduleName) {
@@ -25,6 +24,10 @@ napi_value Node::LoadInternalModule(napi_env env,
     return Process::CreateModule(env);
   }
 
+  if (moduleName == "vm" || moduleName == "node:vm") {
+    return VM::CreateModule(env);
+  }
+
   if (moduleName == "fs/promises" || moduleName == "node:fs/promises") {
     napi_value fsModule = FS::CreateModule(env);
     if (napi_util::is_null_or_undefined(env, fsModule)) {