public Syntax_Tokens_Set(Syntax_Kind_of_Token kind_Of_Token, int position, string text, object value)
{
Kind_Of_Token = kind_Of_Token;
Position = position;
Text = text;
Value = value;
}
public static int Get_Binary_Operator_Precedence(this Syntax_Kind_of_Token kind_of_token_object)
{
switch (kind_of_token_object)
{
case Syntax_Kind_of_Token.Star_Token:
case Syntax_Kind_of_Token.Slash_Token:
return(5);
case Syntax_Kind_of_Token.Plus_Token:
case Syntax_Kind_of_Token.Minus_Token:
return(4);
case Syntax_Kind_of_Token.Equals_Equals_Token:
case Syntax_Kind_of_Token.Not_Equals_Token:
return(3);
case Syntax_Kind_of_Token.Ampersand_Ampersand_Token:
return(2);
case Syntax_Kind_of_Token.Pipe_Pipe_Token:
return(1);
default:
return(0);
}
}
private Bound_Unary_Operator(Syntax_Kind_of_Token syntax_kind, Bound_Unary_Operator_Kind kind, Type operand_type, Type result_type)
{
Syntax_Kind = syntax_kind;
Kind = kind;
Operand_Type = operand_type;
Type = result_type;
}
private Bound_Binary_Operator(Syntax_Kind_of_Token syntax_kind, Bound_Binary_Operator_Kind kind, Type left_type, Type right_type, Type result_type)
{
Syntax_Kind = syntax_kind;
Kind = kind;
Left_Type = left_type;
Right_Type = right_type;
Type = result_type;
}
public static Bound_Unary_Operator Bind(Syntax_Kind_of_Token syntax_kind, Type operand_type)
{
foreach (var op in _operators)
{
if (op.Syntax_Kind == syntax_kind && op.Operand_Type == operand_type)
{
return(op);
}
}
return(null);
}
private Syntax_Tokens_Set Match_Token(Syntax_Kind_of_Token kind_of_token_object)
{
if (Current_Node.Kind_Of_Token == kind_of_token_object)
{
return(Next_Token_in_Set());
}
_diagnostics.Add($"ERROR: Unexpected Token <{Current_Node.Kind_Of_Token}>, expected <{kind_of_token_object}>");
return(new Syntax_Tokens_Set(kind_of_token_object, Current_Node.Position, null, null));
}
public static Bound_Binary_Operator Bind(Syntax_Kind_of_Token syntax_kind, Type left_type, Type right_type)
{
foreach (var op in _operators)
{
if (op.Syntax_Kind == syntax_kind && op.Left_Type == left_type && op.Right_Type == right_type)
{
return(op);
}
}
return(null);
}
private Syntax_Tokens_Set Match_Token(Syntax_Kind_of_Token kind_of_token_object)
{
if (Current_Node.Kind_Of_Token == kind_of_token_object)
{
return(Next_Token_in_Set());
}
_diagnostics.Report_Unexpected_Token(Current_Node.Span, Current_Node.Kind_Of_Token, kind_of_token_object);
return(new Syntax_Tokens_Set(kind_of_token_object, Current_Node.Position, null, null));
}
public static int Get_Unary_Operator_Precedence(this Syntax_Kind_of_Token kind_of_token_object)
{
switch (kind_of_token_object)
{
case Syntax_Kind_of_Token.Plus_Token:
case Syntax_Kind_of_Token.Minus_Token:
case Syntax_Kind_of_Token.Not_Token:
return(6);
default:
return(0);
}
}
private Bound_Unary_Operator(Syntax_Kind_of_Token syntax_kind, Bound_Unary_Operator_Kind kind, Type operand_type)
: this(syntax_kind, kind, operand_type, operand_type)
{
}
private Bound_Binary_Operator(Syntax_Kind_of_Token syntax_kind, Bound_Binary_Operator_Kind kind, Type type)
: this(syntax_kind, kind, type, type, type)
{
}
public void Report_Unexpected_Token(Text_Span span, Syntax_Kind_of_Token actual_kind, Syntax_Kind_of_Token expected_kind)
{
var message = $"Unexpected token <{actual_kind}>, expected <{expected_kind}>......";
}
