public override void visit(double_const _double_const)
{
//throw new NotImplementedException();
}
public virtual const_node create_double_const(GPBParser parser)
{
const_node cn=null;
SourceContext sc = GetTokenSourceContext(parser.LRParser);
try
{
System.Globalization.NumberFormatInfo sgnfi=new System.Globalization.NumberFormatInfo();
sgnfi.NumberDecimalSeparator=".";
double val=double.Parse(parser.LRParser.TokenString,sgnfi);
cn=new double_const(val);
cn.source_context=sc;
}
catch(Exception)
{
parser.errors.Add(new BadFloat(parser.current_file_name,sc,(syntax_tree_node)parser.prev_node));
}
return cn;
}
public const_node create_double_const(string text, SourceContext sc)
{
const_node cn = null;
try
{
System.Globalization.NumberFormatInfo sgnfi = new System.Globalization.NumberFormatInfo();
sgnfi.NumberDecimalSeparator = ".";
double val = double.Parse(text, sgnfi);
cn = new double_const(val);
cn.source_context = sc;
}
catch (Exception)
{
errors.Add(new BadFloat(CurrentFileName, sc, null));
}
return cn;
}
public override void visit(double_const _double_const)
{
returned_scope = TypeTable.real_type;//entry_scope.FindName(PascalABCCompiler.TreeConverter.compiler_string_consts.real_type_name);
cnst_val.prim_val = _double_const.val;
}
public virtual const_node create_double_const(string text,LexLocation loc)
{
const_node cn = null;
try
{
System.Globalization.NumberFormatInfo sgnfi = new System.Globalization.NumberFormatInfo();
sgnfi.NumberDecimalSeparator = ".";
double val = double.Parse(text,sgnfi);
cn = new double_const(val);
cn.source_context = GetTokenSourceContext(loc);
}
catch (Exception)
{
PascalABCCompiler.PythonABCParser.Errors.UnexpectedToken ut = new PascalABCCompiler.PythonABCParser.Errors.UnexpectedToken(GPPGParser.current_file_name,GetTokenSourceContext(loc),new syntax_tree_node());
GPPGParser.errors.Add(ut);
}
return cn;
}
public override void visit(double_const _double_const)
{
returned_scope = new ElementScope(TypeTable.real_type);
}
public void visit(double_const _double_const)
{
read_double_const(_double_const);
}
public override void visit(double_const _double_const)
{
AddPossibleComments(_double_const, true, true);
}
public override void visit(double_const _double_const)
{
WriteNode(_double_const);
}
public override void visit(double_const _double_const)
{
}
public override void Exit(syntax_tree_node st)
{
bracket_expr bre = st as bracket_expr;
if (bre != null)
{
if (bre.expr is int32_const)
Replace(st, bre.expr);
}
bin_expr vs = st as bin_expr;
if (vs != null)
{
if (vs.left is int32_const && vs.right is int32_const)
{
var a = vs.left as int32_const;
var b = vs.right as int32_const;
var op = vs.operation_type;
syntax_tree_node res;
switch (op)
{
case Operators.Plus:
res = new int32_const(a.val + b.val);
break;
case Operators.Minus:
res = new int32_const(a.val - b.val);
break;
case Operators.Multiplication:
res = new int32_const(a.val * b.val);
break;
case Operators.Division:
res = new double_const((double)a.val / b.val);
break;
case Operators.Greater:
res = new bool_const(a.val > b.val);
break;
case Operators.Less:
res = new bool_const(a.val < b.val);
break;
case Operators.GreaterEqual:
res = new bool_const(a.val >= b.val);
break;
case Operators.LessEqual:
res = new bool_const(a.val <= b.val);
break;
default:
res = vs;
break;
}
Replace(vs, res);
}
if (vs.left is int32_const && vs.right is double_const || vs.right is int32_const && vs.left is double_const || vs.left is double_const && vs.right is double_const)
{
double x,y;
if (vs.left is int32_const)
x = (vs.left as int32_const).val;
else
x = (vs.left as double_const).val;
if (vs.right is int32_const)
y = (vs.right as int32_const).val;
else
y = (vs.right as double_const).val;
var op = vs.operation_type;
syntax_tree_node res;
switch (op)
{
case Operators.Plus:
res = new double_const(x + y);
break;
case Operators.Minus:
res = new double_const(x - y);
break;
case Operators.Multiplication:
res = new double_const(x * y);
break;
case Operators.Division:
res = new double_const(x / y);
break;
case Operators.Greater:
res = new bool_const(x > y);
break;
case Operators.Less:
res = new bool_const(x < y);
break;
case Operators.GreaterEqual:
res = new bool_const(x >= y);
break;
case Operators.LessEqual:
res = new bool_const(x <= y);
break;
default:
res = vs;
break;
}
Replace(vs, res);
}
}
base.Exit(st); // это обязательно!
}
public void CompareInternal(double_const left, double_const right)
{
if (left == null && right != null || left != null && right == null)
throw_not_equal(left, right);
if (left != null && right != null)
{
if (left.val != right.val)
throw_not_equal(left, right);
}
}
public override void visit(double_const _double_const)
{
RetValue val = new RetValue();
val.prim_val = _double_const.val;
names.Add(_double_const.val.ToString());
eval_stack.Push(val);
}
public void visit(double_const _double_const)
{
bw.Write((Int16)11);
write_double_const(_double_const);
}
public void read_double_const(double_const _double_const)
{
read_const_node(_double_const);
_double_const.val = br.ReadDouble();
}
public void write_double_const(double_const _double_const)
{
write_const_node(_double_const);
bw.Write(_double_const.val);
}
public override void visit(double_const _double_const)
{
text="Value: "+_double_const.val.ToString();
}
