public static string Close(this BracketsType type)
{
switch (type)
{
case BracketsType.Round:
return(")");
case BracketsType.Square:
return("]");
case BracketsType.Curly:
return("}");
case BracketsType.Angle:
return(">");
default:
throw new ArgumentOutOfRangeException();
}
}
public static string Open(this BracketsType type)
{
switch (type)
{
case BracketsType.Round:
return("(");
case BracketsType.Square:
return("[");
case BracketsType.Curly:
return("{");
case BracketsType.Angle:
return("<");
default:
throw new ArgumentOutOfRangeException();
}
}
public static bool ContainsIndependentBracketsPairs(List <Token> tokens, BracketsType type)
{
TokenType open = TokenType.BracketOn;
TokenType close = TokenType.BracketOff;
switch (type)
{
case BracketsType.Curly:
open = TokenType.CurlyBracketOn;
close = TokenType.CurlyBracketOff;
break;
case BracketsType.Square:
open = TokenType.SquareBracketOn;
close = TokenType.SquareBracketOff;
break;
}
int level = 0;
for (int i = 0; i < tokens.Count; i++)
{
if (tokens[i].GetTokenType().Equals(open))
{
level++;
}
if (tokens[i].GetTokenType().Equals(close))
{
level--;
}
if (level == 0 && i != tokens.Count - 1 && i != 0)
{
return(true);
}
}
return(false);
}
private static bool AreCorrect(List <Token> tokens, BracketsType type)
{
TokenType open = TokenType.BracketOn;
TokenType close = TokenType.BracketOff;
int level = 0;
switch (type)
{
case BracketsType.Curly:
open = TokenType.CurlyBracketOn;
close = TokenType.CurlyBracketOff;
break;
case BracketsType.Square:
open = TokenType.SquareBracketOn;
close = TokenType.SquareBracketOff;
break;
}
foreach (Token token in tokens)
{
if (token.GetTokenType().Equals(open))
{
level++;
}
if (token.GetTokenType().Equals(close))
{
level--;
}
if (level < 0)
{
return(false);
}
}
return(level == 0 ? true : false);
}
public Brackets(BracketsType type)
{
Type = type;
Priority = 1;
}
public BalancedBracketsRule(string name, string errorMessage, BracketsType bracketsType)
{
BracketsType = bracketsType;
Name = name;
ErrorMessage = errorMessage;
}