internal static CTFTypeSpecifier ParseTypeSpecifier(CTFScope scope, TokParser tp)
{
Token.EnumId id = tp.Token.Id;
switch (id)
{
case Token.EnumId.VOID:
case Token.EnumId.CHAR:
case Token.EnumId.SHORT:
case Token.EnumId.INT:
case Token.EnumId.FLOAT:
case Token.EnumId.DOUBLE:
case Token.EnumId.SIGNED:
case Token.EnumId.BOOL:
case Token.EnumId.COMPLEX:
case Token.EnumId.IMAGINARY:
throw new CTFException(); // unsupported
case Token.EnumId.LONG:
case Token.EnumId.UNSIGNED:
tp.Next();
return(Get(id));
case Token.EnumId.STRUCT:
return(CTFStructSpecifier.Parse(scope, tp));
case Token.EnumId.VARIANT:
return(CTFVaraintSpecifier.Parse(scope, tp));
case Token.EnumId.ENUM:
return(CTFEnumSpecifier.Parse(scope, tp));
// ctf-type-specifier
case Token.EnumId.FLOATING_POINT:
case Token.EnumId.INTEGER:
tp.Next();
tp.MustBe(Token.EnumId.LCURL);
List <CTFAssignmentExpression> cael = CTFAssignmentExpression.ParseList(scope, tp);
tp.MustBe(Token.EnumId.RCURL);
return(new CTFATypeSpecifier(id, cael));
case Token.EnumId.STRING:
tp.Next();
return(Get(Token.EnumId.STRING));
case Token.EnumId.IDEN: // must be a type in a scope
CTFTypeSpecifier ct = CTFNTypeSpecifier.Get(scope, tp.Token.Buffer);
if (ct == null)
{
return(null);
}
tp.Next();
return(ct);
}
return(null);
}
public void MustBe(Token.EnumId id)
{
if (Token.Id != id)
{
throw new CTFException();
}
Next();
}
public bool Match(Token.EnumId id)
{
if (Token.Id != id)
{
return(false);
}
Next();
return(true);
}
public static CTFTypeSpecifier Get(Token.EnumId id)
{
CTFTypeSpecifier value;
cache.TryGetValue(id, out value);
if (value == null)
{
value = new CTFITypeSpecifier(id);
cache.Add(id, value);
}
return(value);
}
private CTFEnumSpecifier(Token.EnumId id, List <CTFTypeSpecifier> cds, List <CTFEnumElem> list) : base(id)
{
this.Cds = cds;
this.List = list;
}
public CTFITypeSpecifier(Token.EnumId id)
{
this.Id = id;
}
public CTFATypeSpecifier(Token.EnumId id, List <CTFAssignmentExpression> cael) : base(id)
{
this.cael = cael;
}
private CTFVaraintSpecifier(Token.EnumId id, CTFUnaryExpression cue, List <CTFStructOrVariantDeclaration> list)
{
this.Cue = cue;
this.List = list;
}
