public static INumerable BuildTimTim(string name, List <Argument> args)
{
if (args.Count != 2)
{
throw new SyntaxErrorException("ERROR! Function " + name + " has to have 2 time arguments.");
}
ITimeable itim1 = TimeableBuilder.Build(args[0].tokens);
ITimeable itim2 = TimeableBuilder.Build(args[1].tokens);
if (itim1.IsNull())
{
throw new SyntaxErrorException("ERROR! First argument of function " + name + " cannot be read as time.");
}
if (itim2.IsNull())
{
throw new SyntaxErrorException("ERROR! Second argument of function " + name + " cannot be read as time.");
}
if (name.Equals("yearsbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Year));
}
else if (name.Equals("monthsbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Month));
}
else if (name.Equals("daysbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Day));
}
else if (name.Equals("hoursbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Hour));
}
else if (name.Equals("minutesbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Minute));
}
else if (name.Equals("secondsbetween"))
{
return(new Func__TimeBetween(itim1, itim2, TimeVariableType.Second));
}
throw new SyntaxErrorException("ERROR! Function " + name + " not identified.");
}
public static INumerable BuildTim(string name, List <Argument> args)
{
if (args.Count != 1)
{
throw new SyntaxErrorException("ERROR! Function " + name + " has to have 1 time argument.");
}
ITimeable itim = TimeableBuilder.Build(args[0].tokens);
if (itim.IsNull())
{
throw new SyntaxErrorException("ERROR! Argument of function " + name + " cannot be read as time.");
}
if (name.Equals("yearday") || name.Equals("dayofyear"))
{
return(new FuncYearday(itim));
}
throw new SyntaxErrorException("ERROR! Function " + name + " not identified.");
}
public static ICommand Build(List <Token> tokens)
{
TokenType type = tokens[0].GetTokenType();
string name = type.Equals(TokenType.Recreate) ? "recreate" : (type.Equals(TokenType.Remodify) ? "remodify" : "reaccess");
tokens.RemoveAt(0);
if (tokens.Where(t => t.GetTokenType().Equals(TokenType.To)).Count() > 1)
{
throw new SyntaxErrorException("ERROR! In " + name + " command keyword 'to' occurs too many times.");
}
List <Token> part1 = new List <Token>();
List <Token> part2 = new List <Token>();
bool pastTo = false;
foreach (Token tok in tokens)
{
if (tok.GetTokenType().Equals(TokenType.To))
{
pastTo = true;
}
else
{
if (pastTo)
{
part2.Add(tok);
}
else
{
part1.Add(tok);
}
}
}
if (part2.Count == 0)
{
throw new SyntaxErrorException("ERROR! Command " + name + " is too short and do not contain all necessary information.");
}
ITimeable expression2 = TimeableBuilder.Build(part2);
if (expression2.IsNull())
{
throw new SyntaxErrorException("ERROR! Second part of command " + name + " cannot be read as time.");
}
if (part1.Count == 0)
{
return(BuildSimple(type, expression2));
}
else
{
IListable expression1 = ListableBuilder.Build(part1);
if (expression1.IsNull())
{
throw new SyntaxErrorException("ERROR! First part of command " + name + " cannot be read as list.");
}
return(BuildComplex(type, expression1, expression2));
}
}