private PackageNameAST ParsePackageName(TokenTape tape)
{
PackageNameAST pname = new PackageNameAST();
//TokenKind currentKind = tape.Current.Kind;
while (IsPackageNamePart(tape.CurrentKind))
{
//currentKind = tape.Current.Kind;
if (tape.CurrentKind == TokenKind.Ident)
{
pname.Add(tape.Current);
tape.MoveNext();
}
else if (tape.CurrentKind == TokenKind.DIV)
{
tape.MoveNext();
}
//else if (tape.CurrentKind == TokenKind.Semi)
//{
// break;
//}
//else if (tape.CurrentKind == TokenKind.NewLine)
//{
// break;
//}
//else
//{
// tape.error(string.Format("'{0}'不是正确的开发包名称", tape.Current.GetText()));
// tape.MoveNext();
//}
}
return(pname);
}
public Exp Parse(List <Token> tokens, ContextFile fileContext)
{
tape = new TokenTape(tokens, fileContext);
Exp exp = ParseAssign();
return(exp);
}
private SectionDim.DimVarAST ParseDimVar(TokenTape tape)
{
SectionDim.DimVarAST dimv = new SectionDim.DimVarAST();
dimv.NameToken = tape.Current;
tape.MoveNext();
tape.Match(TokenKind.Assign);
dimv.TypeToken = tape.Current;
tape.MoveNext();
return(dimv);
}
public FileMutilType Parse(List <Token> tokens, ContextFile fileContext)
{
tape = new TokenTape(tokens, fileContext);
fileMY = new FileMutilType();
fileMY.FileContext = fileContext;
while (tape.CurrentKind != TokenKind.EOF)
{
TokenKind nkind = tape.Next.Kind;
if (nkind == TokenKind.Colon && tape.CurrentKind == TokenKind.Ident)
{
SectionBase section = ParseSection();
if (section != null)
{
fileMY.AddSection(section);
}
}
else if (tape.CurrentKind == TokenKind.NewLine)
{
SkipNewLine();
}
else
{
SectionProc section = ParseProc();
if (section != null)
{
if (section.NamePart.IsConstructor())
{
SectionConstructor constructor = new SectionConstructor(section);
fileMY.AddSection(constructor);
}
else
{
fileMY.AddSection(section);
}
}
}
}
return(fileMY);
}