//this is the constructor used when function is an override
public AnonymousFunction(string value, List <IBaseFunction> predefined) : this()
{
Override = true;
Name = value.Split('.')[1].Split('(')[0];
var b = predefined.FirstOrDefault(f => f.Name == Name);
if (b == null)
{
Compiler.ExceptionListener.Throw(new ExceptionHandler(ExceptionType.CompilerException, $"Unexpected error. Function failed to override: {Name}.", value));
}
if (b.Sealed == true)
{
Compiler.ExceptionListener.Throw(new ExceptionHandler(ExceptionType.CompilerException,
$"Invalid Operation. Cannot override Sealed function: {Name}.", value));
}
Base = b;
//get top level anonymous functions before everything else
var anonRegex = new Regex(Compiler.ScopeRegex(@"=>"), RegexOptions.IgnorePatternWhitespace);
var anonRegexMatches = anonRegex.Matches(value);
foreach (var a in anonRegexMatches)
{
var func = new AnonymousFunction(a.ToString(), true, _base);
FunctionStack.Add(func);
value = value.Replace(a.ToString(), $"\"{func.Name}\"");
}
//
Value = value;
ExpectedArgs = value.Split('(')[1].Split(')')[0].Split(',');
ParseDirectives(value);
}
//standard constructor
public AnonymousFunction(string value) : this()
{
Name = value.Split('.')[1].Split('(')[0];
var b = Compiler.PredefinedList.FirstOrDefault(f => f.Name == Name);
if (b != null)
{
if (b.Sealed == true)
{
Compiler.ExceptionListener.Throw(new ExceptionHandler(ExceptionType.CompilerException,
$"Invalid Operation. Cannot create a new instance of a Sealed function: {Name}.", value));
}
}
//get top level anonymous functions before everything else
var anonRegex = new Regex(Compiler.ScopeRegex(@"=>"), RegexOptions.IgnorePatternWhitespace);
var anonRegexMatches = anonRegex.Matches(value);
foreach (var a in anonRegexMatches)
{
var func = new AnonymousFunction(a.ToString(), true, _base);
func.Base = Base;
FunctionStack.Add(func);
value = value.Replace(a.ToString(), $"\"{func.Name}\"");
}
//
Value = value;
ExpectedArgs = value.Split('(')[1].Split(')')[0].Split(',');
ParseDirectives(value);
}
//this constructor is when function is anonomysly named
public AnonymousFunction(string value, bool anon, IBaseFunction callerBase) : this()
{
Base = callerBase;
IsAnonymous = true;
//get top level anonymous functions before everything else
value = value.Substring(1);
var anonRegex = new Regex(Compiler.ScopeRegex(@"=>"), RegexOptions.IgnorePatternWhitespace);
var anonRegexMatches = anonRegex.Matches(value);
foreach (var a in anonRegexMatches)
{
var func = new AnonymousFunction(a.ToString(), true, _base);
FunctionStack.Add(func);
value = value.Replace(a.ToString(), $"\"{func.Name}\"");
}
Value = value;
Name = "AnonymousFunction" + Compiler.AnonymousFunctionIndex;
ExpectedArgs = value.Split('(')[1].Split(')')[0].Split(',');
ParseDirectives(value);
//Name = value.Split('.')[1].Split('(')[0];
}
//the construction for custom extensions
public AnonymousFunction(string value, CustomExtension parent) : this()
{
Name = value.Split('.')[1].Split('(')[0];
//get top level anonymous functions before everything else
var anonRegex = new Regex(Compiler.ScopeRegex(@"=>"), RegexOptions.IgnorePatternWhitespace);
var anonRegexMatches = anonRegex.Matches(value);
foreach (var a in anonRegexMatches)
{
var func = new AnonymousFunction(a.ToString(), true, _base);
func.Base = Base;
FunctionStack.Add(func);
value = value.Replace(a.ToString(), $"\"{func.Name}\"");
}
//
Value = value;
ExpectedArgs = value.Split('(')[1].Split(')')[0].Split(',');
var type = ExpectedArgs.ElementAtOrDefault(0);
if (type != null && type == "this variable")
{
parent.SetProperties(Name, new string[] { }, false, false, true, new string[] { });
}
else if (type != null && type == "this function")
{
parent.SetProperties(Name, new string[] { }, false, false, false, new string[] { });
}
else
{
Compiler.ExceptionListener.Throw("[287]Custom extension must have input parameter of `this variable` or `this function`");
}
//replace this from the parameter, so it can be called by just `function` or `variable` at runtime
//the `this` is only there for definition, to direct the extension parser to look for this extension
//in the variable lot or not.
ExpectedArgs[0] = ExpectedArgs[0].Replace("this ", "");
ParseDirectives(value);
}