public void EvalMain(string filename, byte[] source)
{
if (source == null || source.Length == 0)
{
return;
}
if (source[0] == 0xbf)
{
//NOTE: module is not supported in bytecode mode
EvalSource(filename, source);
}
else
{
if (filename == null)
{
filename = "eval";
}
var ctx = _ctx.rawValue;
var top = DuktapeDLL.duk_get_top(ctx);
DuktapeDLL.duk_unity_push_lstring(ctx, source, (uint)source.Length);
var err = DuktapeDLL.duk_module_node_peval_main(ctx, filename);
// var err = DuktapeDLL.duk_peval(ctx);
// var err = DuktapeDLL.duk_peval_string_noresult(ctx, source);
// Debug.Log($"load main module: {filename} ({resolvedPath})");
if (err != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
// Debug.LogErrorFormat("eval main error: {0}\n{1}", DuktapeDLL.duk_safe_to_string(ctx, -1), filename);
}
DuktapeDLL.duk_set_top(ctx, top);
}
}
// 根据当前栈参数数量调用函数
// 调用失败时抛异常， 成功时栈上保留返回值
public void EndInvoke(IntPtr ctx)
{
var nargs = DuktapeDLL.duk_get_top(ctx) - _savedState;
var ret = DuktapeDLL.duk_pcall_method(ctx, nargs);
if (ret != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1);
DuktapeDLL.duk_pop(ctx);
throw new Exception("duktape delegate exception");
}
}
public static int duk_assert(IntPtr ctx)
{
if (!DuktapeDLL.duk_get_boolean(ctx, 0))
{
var msg = string.Empty;
if (DuktapeDLL.duk_get_top(ctx) > 1)
{
msg = duk_print_string(ctx, 1, false);
}
return(DuktapeDLL.duk_generic_error(ctx, "assertion failed: " + msg));
}
return(0);
}
// 记录栈状态
public void BeginInvoke(IntPtr ctx)
{
// Debug.Log($"BeginInvoke: {_savedState}");
if (_jsInvoker == null)
{
this.Push(ctx); // push this
if (!DuktapeDLL.duk_is_function(ctx, -1))
{
// Debug.Log("DuktapeDelegate based on Dispatcher");
DuktapeDLL.duk_get_prop_string(ctx, -1, "dispatch");
DuktapeDLL.duk_remove(ctx, -2); // remove this
}
_jsInvoker = new DuktapeFunction(ctx, DuktapeDLL.duk_unity_ref(ctx));
}
_jsInvoker.Push(ctx); // push function
this.Push(ctx); // push this
_savedState = DuktapeDLL.duk_get_top(ctx);
}
public void EvalMain(string filename)
{
filename = EnsureExtension(filename);
var ctx = _ctx.rawValue;
var top = DuktapeDLL.duk_get_top(ctx);
var resolvedPath = ResolvePath(filename);
var source = _fileManager.ReadAllText(resolvedPath);
DuktapeDLL.duk_push_string(ctx, source);
var err = DuktapeDLL.duk_module_node_peval_main(ctx, filename);
// var err = DuktapeDLL.duk_peval(ctx);
// var err = DuktapeDLL.duk_peval_string_noresult(ctx, source);
// Debug.Log($"load main module: {filename} ({resolvedPath})");
if (err != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
// Debug.LogErrorFormat("eval main error: {0}\n{1}", DuktapeDLL.duk_safe_to_string(ctx, -1), filename);
}
DuktapeDLL.duk_set_top(ctx, top);
}
private static string duk_print_string(IntPtr ctx, int startIndex, bool withStacktrace)
{
var narg = DuktapeDLL.duk_get_top(ctx);
var str = string.Empty;
for (int i = startIndex; i < narg; i++)
{
object o;
if (DuktapeBinding.duk_get_object(ctx, i, out o))
{
str += (o == null ? "(null)" : o.ToString()) + " ";
}
else
{
str += DuktapeDLL.duk_safe_to_string(ctx, i) + " ";
}
}
if (withStacktrace)
{
str += $"\n{duk_get_stacktrace(ctx)}";
}
return(str);
}
