internal xfor(For f)
{
initializer = parser(f.initializer);
condition = parser(f.condition);
incrementer = parser(f.incrementer);
body = parser(f.body);
}
internal xbinaryop(BinaryOp bo)
{
operand1 = parser(bo.operand1);
operand2 = parser(bo.operand2);
oper = bo.operatorTok;
}
internal xunaryop(UnaryOp uo)
{
operand = parser(uo.operand);
}
internal xassing(Assign a)
{
lside = parser(a.lhside);
rside = parser(a.rhside);
}
internal xexpr(Expression e)
{
operand = parser(e.operand);
}
internal xif(If i)
{
condition = parser(i.condition);
operand1 = parser(i.operand1);
operand2 = parser(i.operand2);
}
internal xvardeclare(VariableDeclaration vd)
{
identifier = (xlookup)parser(vd.identifier);
initializer = parser(vd.initializer);
}
internal xwhile(While w)
{
condition = parser(w.condition);
body = parser(w.body);
}
internal xcall(Call c)
{
func = parser(c.func);
args = parser(c.args) as xastlist;
}
public xast parser(AST ast)
{
xast ret = null;
if (ast == null)
{
}
else if (ast is VariableDeclaration)
{
ret = new xvardeclare((VariableDeclaration)ast);
}
else if (ast is Assign)
{
ret = new xassing((Assign)ast);
}
else if (ast is If)
{
ret = new xif((If)ast);
}
else if (ast is While)
{
ret = new xwhile((While)ast);
}
else if (ast is Expression)
{
ret = new xexpr((Expression)ast);
}
else if (ast is Block)
{
ret = new xblock((Block)ast);
}
else if (ast is ConstantWrapper)
{
ret = new xconstantwrapper((ConstantWrapper)ast);
}
else if (ast is For)
{
ret = new xfor((For)ast);
}
else if (ast is Call)
{
ret = new xcall((Call)ast);
}
else if (ast is Equality)
{
ret = new xequality((Equality)ast);
}
else if (ast is Relational)
{
ret = new xrelational((Relational)ast);
}
else if (ast is PostOrPrefixOperator)
{
ret = new xpostorprefixoperator((PostOrPrefixOperator)ast);
}
else if (ast is Lookup)
{
ret = new xlookup((Lookup)ast);
}
else if (ast is Call)
{
ret = new xcall((Call)ast);
}
else if (ast is ASTList)
{
ret = new xastlist((ASTList)ast);
}
return(ret);
}