//private void SkipSpaceLine()
//{
// while (tape.HasCurrent)
// {
// if (tape.Current.Count == 0)
// {
// tape.MoveNext();
// }
// else
// {
// break;
// }
// }
//}
private bool IsSectionHead(LineTokenCollection ltc)
{
if (ltc.Count < 2)
{
return(false);
}
int bracketCounter = 0;
for (int i = 0; i < ltc.Count; i++)
{
LexToken token = ltc.Get(i);
if (token.IsKind(TokenKindSymbol.LBS))
{
bracketCounter++;
}
else if (token.IsKind(TokenKindSymbol.RBS))
{
bracketCounter--;
}
else if (token.IsKind(TokenKindSymbol.Colon))
{
if (bracketCounter == 0)
{
return(true);
}
}
}
return(false);
}
private SectionExtendsRaw ParseExtends()
{
SectionExtendsRaw ast = new SectionExtendsRaw();
LexToken headToken = tape.Current.FirstToken;
LineTokenCollection lineTokens = tape.Current;
if (lineTokens.Count == 3)
{
ast.BaseTypeToken = (LexTokenText)lineTokens.Get(2);
}
else if (lineTokens.Count > 3)
{
error(lineTokens.Get(3), string.Format("不支持多继承'{0}'", lineTokens.Get(3)));
}
tape.MoveNext();
return(ast);
}
private SectionNameRaw ParseClassName()
{
SectionNameRaw ast = new SectionNameRaw();
LexToken headToken = tape.Current.FirstToken;
LineTokenCollection lineTokens = tape.Current;
if (lineTokens.Count == 3)
{
ast.NameToken = (LexTokenText)lineTokens.Get(2);
}
else if (lineTokens.Count > 3)
{
error(lineTokens.Get(3), string.Format("类型名称后的'{0}'是多余的", lineTokens.Get(3)));
}
//string headFirstText = headToken.Text;
//if (headFirstText.Length > 2)
//{
// string baseTypeName = headFirstText.Substring(0, headFirstText.Length - 2);
// ast.BaseTypeToken = new LexTokenText( headToken.Line, headToken.Col,baseTypeName);
//}
//else
//{
// ast.BaseTypeToken = null;
//}
//if(tape.Current.Count>=3)
//{
// LexToken nameToken = tape.Current.Get(2);
// if (nameToken.IsKind(TokenKindKeyword.Ident))
// {
// ast.NameToken = nameToken;
// tape.MoveNext();
// }
//}
//if (tape.Current.Count > 3)
//{
// for(int i=3;i<tape.Current.Count;i++)
// {
// LexToken tok = tape.Current.Get(i);
// error(tok, string.Format("类型名称后的'{0}'是多余的", tok.Text));
// }
//}
tape.MoveNext();
return(ast);
}
