public FunctionExecuteArgs(string[] args, Dictionary<string, string> attributes, FunctionExecutionProvider provider, ExpressionToken token, int currentTokenIndex, string input, Dictionary<string, object> resources)
{
Args = args;
Attributes = attributes;
Provider = provider;
Token = token;
CurrentTokenIndex = currentTokenIndex;
Input = input;
Resources = resources;
}
public static ExpressionToken Parse(string str)
{
try
{
var token = new ExpressionToken();
token.ExpressionText = str;
var elements = new List<ExpressionElement>();
var current = string.Empty;
var miss = 0;
var isFunc = false;
var temp = false;
foreach (var ch in str)
{
if (ch == '[' && !isFunc)
{
if(current != string.Empty)
elements.Add(new ExpressionTextElement(current));
current = string.Empty;
isFunc = true;
}
else if (ch == '[' && isFunc)
{
miss++;
}
else if (ch == ']' && isFunc && miss == 0)
{
current += ch;
temp = true;
isFunc = false;
elements.Add(new ExpressionFunctionElement(current));
current = string.Empty;
}
else if (ch == ']' && isFunc && miss != 0)
{
miss--;
}
if(!temp)
current += ch;
temp = false;
}
if (current != string.Empty)
{
if (isFunc)
{
elements.Add(new ExpressionFunctionElement(current));
}
else
{
elements.Add(new ExpressionTextElement(current));
}
}
token.Elements = elements;
return token;
}
catch (Exception e)
{
throw new ArgumentException("Ошибка создания токена. Подробности в InnerException", e);
}
}