/// <summary>
/// Get an integer tag relevant to the specified input, erroring on the command system if invalid input is given (Returns 0 in that case).
/// Never null!
/// </summary>
/// <param name="err">Error call if something goes wrong.</param>
/// <param name="input">The input text to create a integer from.</param>
/// <returns>The integer tag.</returns>
public static IntegerTag For(TemplateObject input, Action <string> err)
{
return(input switch
{
IntegerTag itag => itag,
IIntegerTagForm itf => new IntegerTag(itf.IntegerForm),
DynamicTag dtag => For(dtag.Internal, err),
_ => For(err, input.ToString()),
});
/// <summary>Returns a FunctionTag for the given text.</summary>
/// <param name="data">The data.</param>
/// <param name="input">The input text.</param>
/// <returns>A TagTypeTag.</returns>
public static FunctionTag For(TagData data, string input)
{
if (!input.Contains('|'))
{
CommandScript script = data.Engine.GetFunction(input);
if (script == null)
{
throw data.Error($"Unknown script name '{TextStyle.Separate}{input}{TextStyle.Base}'.");
}
return(new FunctionTag(script));
}
ListTag list = ListTag.For(input);
if (list.Internal.Count < 2)
{
throw data.Error("Cannot construct FunctionTag with empty input.");
}
string type = list.Internal[0].ToString();
if (type == "anon")
{
if (list.Internal.Count < 4)
{
throw data.Error("Cannot construct FunctionTag without start line, name, and commandlist input.");
}
string name = list.Internal[1].ToString();
int startLine = (int)IntegerTag.For(list.Internal[2], data).Internal;
string commands = list.Internal[3].ToString();
CommandScript script = ScriptParser.SeparateCommands(name, commands, data.Engine, startLine, data.DBMode);
if (script == null)
{
throw data.Error("Anonymous function failed to generate.");
}
script.TypeName = CommandScript.TYPE_NAME_ANONYMOUS;
script.IsAnonymous = true;
script.AnonymousString = input["anon|".Length..];
