public string Eval(Scope previous_scope, ContextOptions options, List <string> diagnostics = null)
{
Expression tree = _parse_result.RootExpression;
tree.Print();
ScriptScope script_scope = new ScriptScope(previous_scope, _script);
if (_parse_result.Diagnostics.Length != 0)
{
if (diagnostics != null)
{
foreach (var diag in _parse_result.Diagnostics)
{
diagnostics.Add(diag.ToString());
}
}
else
{
throw new Exception(_parse_result.Diagnostics.Join("\n"));
}
}
string res = Interpreters.Execute(tree, script_scope).ResultValue.GetStringValue();
if (options.DEBUG_EXECUTION)
{
Console.ReadLine();
}
return(res);
}
protected override Result _execute(ImmutableArray <EvaluatedParameter> parameters, FunctionScope function_scope)
{
if (parameters.Length != 2)
{
throw new WrongParameterCountException(this, expected: 2, actual: parameters.Length);
}
FinalExpression param_needle = parameters [0].EvaluatedValue;
FinalExpression param_haystack = parameters [0].EvaluatedValue;
if (param_haystack is ArrayPointerExpression array_pointer)
{
ArrayKey needle = param_needle.GetStringValue();
Log.Debug($"check if element is in array: {needle}");
return(new Result(new BoolExpression(array_pointer.Array.GetAll().Any(item =>
{
return Interpreters.Execute(new BinaryExpression(param_needle, item.Value, BinaryOp.EQUAL), function_scope).ResultValue.GetBoolValue();
}))));
}
else
{
return(new Result(new BoolExpression(false)));
}
}