private void PassExpr(String stop_chars = ";")
{
Token t = new Token();
int count_br = 0;
do
{
try
{
t = scan.Read();
if (t.type == Token.Type.LBRACE)
{
count_br++;
}
else if (t.type == Token.Type.RBRACE)
{
count_br--;
}
}
catch (Scaner.Exception e)
{
scan.Pass();
logger.Add(e);
}
}while (!(t.type == Token.Type.EOF ||
(t.GetStrVal().IndexOf(stop_chars) != -1 && !this.parse_args_declaraton) ||
(this.parse_block && (t.type == Token.Type.RBRACE || count_br <= 0)) ||
(this.parse_args_declaraton && (t.type == Token.Type.COMMA || scan.Peek().type == Token.Type.RPAREN))
));
}
private bool IsType(Token t)
{
switch (t.type)
{
case Token.Type.KW_STRUCT:
case Token.Type.KW_ENUM:
return(true);
default:
Symbols.Type tt = null;
if (tstack.ContainsType(t.GetStrVal()))
{
tt = tstack.GetType(t.GetStrVal());
}
return(tt != null && !(tt is Symbols.Func));
}
}
private Syntax.Expression ParsePrimaryExpr()
{
Syntax.Expression res = null;
switch (scan.Peek().type)
{
case Token.Type.CONST_CHAR:
res = new Syntax.Const(scan.Read(), tstack.GetType("char"));
break;
case Token.Type.CONST_DOUBLE:
res = new Syntax.Const(scan.Read(), tstack.GetType("double"));
break;
case Token.Type.CONST_INT:
res = new Syntax.Const(scan.Read(), tstack.GetType("int"));
break;
case Token.Type.CONST_STRING:
this.count_string++;
Symbols.ARRAY strt = new Symbols.ARRAY(tstack.GetType("char"));
Token str = scan.Read();
strt.SetSize(new Syntax.Const(str.GetStrVal().Length.ToString(), tstack.GetType("int")));
res = new Syntax.Const(str, strt);
break;
case Token.Type.IDENTIFICATOR:
Token t = scan.Read();
Symbols.Var v = new Symbols.SuperVar();
try
{
v = tstack.GetVariable(t);
}
catch (Symbols.Exception e)
{
this.logger.Add(e);
}
res = new Syntax.Identifier(t, v);
break;
case Token.Type.LPAREN:
scan.Read();
res = ParseExpression();
CheckToken(scan.Peek(), Token.Type.RPAREN, true);
break;
}
return(res);
}
private bool IsType(Token t)
{
switch (t.type)
{
case Token.Type.KW_STRUCT:
case Token.Type.KW_ENUM:
return true;
default:
Symbols.Type tt = null;
if (tstack.ContainsType(t.GetStrVal()))
{
tt = tstack.GetType(t.GetStrVal());
}
return tt != null && !(tt is Symbols.Func);
}
}
private void PassExpr(String stop_chars = ";")
{
Token t = new Token();
int count_br = 0;
do
{
try
{
t = scan.Read();
if (t.type == Token.Type.LBRACE)
{
count_br++;
}
else if (t.type == Token.Type.RBRACE)
{
count_br--;
}
}
catch (Scaner.Exception e)
{
scan.Pass();
logger.Add(e);
}
}
while (!(t.type == Token.Type.EOF ||
(t.GetStrVal().IndexOf(stop_chars) != -1 && !this.parse_args_declaraton) ||
(this.parse_block && (t.type == Token.Type.RBRACE || count_br <= 0)) ||
(this.parse_args_declaraton && (t.type == Token.Type.COMMA || scan.Peek().type == Token.Type.RPAREN))
));
}
