public void EvalSource(string source, string filename)
{
if (filename == null)
{
filename = "eval";
}
if (string.IsNullOrEmpty(source))
{
return;
}
var ctx = _ctx.rawValue;
DuktapeDLL.duk_push_string(ctx, source);
DuktapeDLL.duk_push_string(ctx, filename);
if (DuktapeDLL.duk_pcompile(ctx, 0) != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
DuktapeDLL.duk_pop(ctx);
}
else
{
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
if (DuktapeDLL.duk_pcall(ctx, 0) != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1, filename);
}
DuktapeDLL.duk_pop(ctx);
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
}
}
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);
}
}
public bool InvokeMemberWithBooleanReturn(string name)
{
var member = GetMember(name);
if (member != null)
{
var ctx = member.context.rawValue;
if (ctx != IntPtr.Zero)
{
member.Push(ctx);
this.Push(ctx);
var ret = DuktapeDLL.duk_pcall_method(ctx, 0);
if (ret != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1);
DuktapeDLL.duk_pop(ctx);
throw new Exception("InvokeMemberWithBooleanReturn failed");
}
var o = DuktapeDLL.duk_get_boolean_default(ctx, -1, false);
DuktapeDLL.duk_pop(ctx);
return(o);
}
}
return(false);
}
// 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");
}
}
// 获取全局函数并调用 (do not cache it)
public void Invoke(string funcName)
{
DuktapeDLL.duk_push_global_object(_ctx);
DuktapeDLL.duk_get_prop_string(_ctx, -1, funcName);
if (DuktapeDLL.duk_is_function(_ctx, -1))
{
if (DuktapeDLL.duk_pcall(_ctx, 0) != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(_ctx, -1);
}
}
DuktapeDLL.duk_pop_2(_ctx);
}
public object EvalSource(string filename, byte[] source)
{
object retValue = null;
if (source == null || source.Length == 0)
{
return(retValue);
}
if (filename == null)
{
filename = "eval";
}
var ctx = _ctx.rawValue;
if (source[0] == 0xbf)
{
// load bytecode...
var buffer_ptr = DuktapeDLL.duk_push_fixed_buffer(ctx, (uint)source.Length);
Marshal.Copy(source, 0, buffer_ptr, source.Length);
DuktapeDLL.duk_load_function(ctx);
}
else
{
DuktapeDLL.duk_unity_push_lstring(ctx, source, (uint)source.Length);
DuktapeDLL.duk_push_string(ctx, filename);
if (DuktapeDLL.duk_pcompile(ctx, 0) != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
DuktapeDLL.duk_pop(ctx);
throw new Exception("[duktape] source compile failed");
}
}
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
if (DuktapeDLL.duk_pcall(ctx, 0) != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1, filename);
DuktapeDLL.duk_pop(ctx);
throw new Exception("[duktape] source eval failed");
}
DuktapeBinding.duk_get_var(ctx, -1, out retValue);
DuktapeDLL.duk_pop(ctx);
return(retValue);
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
}
// 函数对象以及nargs数的参数必须由调用者保证已经入栈, 然后才能调用 _InternalCall
// 调用完成后栈顶为函数返回值, 或异常对象
public void _InternalPCall(IntPtr ctx, int nargs)
{
if (_argv != null)
{
var length = _argv.Length;
nargs += length;
for (var i = 0; i < length; i++)
{
_argv[i].Push(ctx);
}
}
var ret = DuktapeDLL.duk_pcall(ctx, nargs);
if (ret != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1);
// throw new Exception(err);
}
}
public void EvalSource(string filename, byte[] source)
{
if (source == null || source.Length == 0)
{
return;
}
if (filename == null)
{
filename = "eval";
}
var ctx = _ctx.rawValue;
do
{
if (source[0] == 0xbf)
{
// load bytecode...
var buffer_ptr = DuktapeDLL.duk_push_fixed_buffer(ctx, (uint)source.Length);
Marshal.Copy(source, 0, buffer_ptr, source.Length);
DuktapeDLL.duk_load_function(ctx);
}
else
{
DuktapeDLL.duk_unity_push_lstring(ctx, source, (uint)source.Length);
DuktapeDLL.duk_push_string(ctx, filename);
if (DuktapeDLL.duk_pcompile(ctx, 0) != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
DuktapeDLL.duk_pop(ctx);
break;
}
}
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
if (DuktapeDLL.duk_pcall(ctx, 0) != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1, filename);
}
DuktapeDLL.duk_pop(ctx);
// Debug.LogFormat("check top {0}", DuktapeDLL.duk_get_top(ctx));
} while (false);
}
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);
}
public void InvokeMember(string name)
{
var member = GetMember(name);
if (member != null)
{
var ctx = member.context.rawValue;
if (ctx != IntPtr.Zero)
{
member.Push(ctx);
this.Push(ctx);
var ret = DuktapeDLL.duk_pcall_method(ctx, 0);
if (ret != DuktapeDLL.DUK_EXEC_SUCCESS)
{
DuktapeAux.PrintError(ctx, -1);
// throw new Exception(err);
}
DuktapeDLL.duk_pop(ctx);
}
}
}
public static byte[] DumpBytecode(IntPtr ctx, string filename, byte[] source)
{
if (ctx == IntPtr.Zero)
{
throw new InvalidOperationException();
}
if (source == null || source.Length == 0)
{
return(null);
}
if (source[0] == 0xbf)
{
return(source);
}
if (filename == null)
{
filename = "eval";
}
DuktapeDLL.duk_unity_push_lstring(ctx, source, (uint)source.Length);
DuktapeDLL.duk_push_string(ctx, filename);
if (DuktapeDLL.duk_pcompile(ctx, 0) != 0)
{
DuktapeAux.PrintError(ctx, -1, filename);
DuktapeDLL.duk_pop(ctx);
return(null);
}
else
{
DuktapeDLL.duk_dump_function(ctx);
uint buffer_size;
var buffer_ptr = DuktapeDLL.duk_unity_require_buffer_data(ctx, -1, out buffer_size);
var bytes = new byte[buffer_size];
Marshal.Copy(buffer_ptr, bytes, 0, (int)buffer_size);
DuktapeDLL.duk_pop(ctx);
return(bytes);
}
}