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Throw exception if trying to add to a fixed size IList

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Deukhoofd 2019-02-21 14:21:15 +01:00
parent f1ae0af244
commit 668d60ce46
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1 changed files with 14 additions and 6 deletions
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18
Upsilon/BaseTypes/UserData/ListUserData.cs
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@ -84,22 +84,30 @@ namespace Upsilon.BaseTypes.UserData
}
else
{
throw new ScriptRuntimeException(null,
$"Tried indexing a CSharp list with a value that's not an integer. Value: {scriptIndex.ToCSharpObject()}",
span, diagnostics.ScriptString.GetSpan(span));
throw new EvaluationException(null,
$"Tried indexing a CSharp list with a value that's not an integer. Value: {scriptIndex.ToCSharpObject()}.",
span);
}
index--;
if (index > List.Count)
{
throw new Exception(
$"Tried adding an item to a list at position {index}, but list is only of length {List.Count}");
throw new EvaluationException(null,
$"Tried adding an item to a list at position {index}, but list is only of length {List.Count}.", span);
}
if (index == List.Count)
{
if (!List.IsFixedSize)
{
List.Add(value.ToCSharpObject());
}
else
{
throw new EvaluationException(null,
$"Tried adding an item to a list at position {index}, but list is of fixed size.", span);
}
}
else
{
List[index] = value.ToCSharpObject();
}