private ObjFiber LoadModule(Obj name, string source)
{
ObjModule module = GetModule(name);
// See if the module has already been loaded.
if (module == null)
{
module = new ObjModule(name as ObjString);
// Store it in the VM's module registry so we don't load the same module
// multiple times.
_modules.Set(name, module);
// Implicitly import the core module.
ObjModule coreModule = GetCoreModule();
foreach (ModuleVariable t in coreModule.Variables)
{
DefineVariable(module, t.Name, t.Container);
}
}
ObjFn fn = Compiler.Compile(this, module, name.ToString(), source, true);
if (fn == null)
{
// TODO: Should we still store the module even if it didn't compile?
return(null);
}
ObjFiber moduleFiber = new ObjFiber(fn);
// Return the fiber that executes the module.
return(moduleFiber);
}
public WrenVM()
{
MethodNames = new List <string>();
ObjString name = new ObjString("core");
// Implicitly create a "core" module for the built in libraries.
ObjModule coreModule = new ObjModule(name);
_modules = new ObjMap();
_modules.Set(Obj.Null, coreModule);
CoreLibrary core = new CoreLibrary(this);
core.InitializeCore();
// Load in System functions
Meta.LoadLibrary(this);
}
public WrenVM(Action <string> write, Action <string> error)
{
Write = write ?? (_ => Console.WriteLine(_));
Error = error ?? (_ => Console.Error.WriteLine(_));
MethodNames = new List <string>();
ObjString name = new ObjString("core");
// Implicitly create a "core" module for the built in libraries.
ObjModule coreModule = new ObjModule(name);
_modules = new ObjMap();
_modules.Set(Obj.Null, coreModule);
CoreLibrary core = new CoreLibrary(this);
core.InitializeCore();
// Load in System functions
Meta.LoadLibrary(this);
}