public bool Build()
{
State = CompilationState.Parsing;
NvFile file = OpenNvFile(InputFilePath);
if (file == null)
{
return(false);
}
if (!CreateContainer(file))
{
return(false);
}
State = CompilationState.TypeLink;
List <SemanticalError> errors = new List <SemanticalError>();
foreach (var @class in Container.GetClasses())
{
Container.TypeManager.Register(@class, false);
}
foreach (var @class in Container.GetClasses())
{
errors.AddRange(@class.ValidateTypes(Container));
}
foreach (var @class in Container.GetClasses())
{
errors.AddRange(@class.ValidateSemantics(Container));
}
State = CompilationState.SemanticalValidation;
if (errors.Count > 0)
{
foreach (var error in errors)
{
Logger.Write(error.ToString(), LogType.SemanticError);
}
return(false);
}
State = CompilationState.BytecodeGeneration;
BuildNovFile();
State = CompilationState.End;
if (Result == null)
{
return(false);
}
return(true);
}
private static NvFile OpenNvFile(string path)
{
NvFile result = new NvFile(path);
if (!result.Read())
{
return(null);
}
return(result);
}
private bool CreateContainerRecursively(NvFile file, List <string> usings)
{
foreach (var @class in file.Classes)
{
if (Container.ContainsClass(@class.ClassName))
{
Logger.Write("Redefinition of class: \"" + @class.ClassName + "\"", LogType.Error);
return(false);
}
this.Container.Add(@class);
}
foreach (var @using in file.Usings)
{
if (!usings.Contains(@using.Value))
{
string path = string.Empty;
if (@using.Type == UsingType.Ref)
{
path = Path.Combine(Path.GetDirectoryName(InputFilePath), @using.Value);
}
else
{
throw new Exception();
}
NvFile nvFile = OpenNvFile(path);
if (nvFile == null)
{
return(false);
}
usings.Add(@using.Value);
return(CreateContainerRecursively(nvFile, usings));
}
}
return(true);
}
private bool CreateContainer(NvFile mainFile)
{
this.Container = new ClassesContainer();
return(CreateContainerRecursively(mainFile, new List <string>()));
}