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Improve error description for evaluation failure.

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PopSlime
2023-05-29 17:06:30 +08:00
parent 88a46127d7
commit 6e553b9ebb
1 changed files with 25 additions and 9 deletions
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16
Assets/Cryville/Common/Pdt/PdtEvaluatorBase.cs
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@@ -24,6 +24,7 @@ namespace Cryville.Common.Pdt {
/// <param name="exp">The expression to evaluate.</param> /// <param name="exp">The expression to evaluate.</param>
/// <returns>Whether the evaluaton succeeded.</returns> /// <returns>Whether the evaluaton succeeded.</returns>
public bool Evaluate(PdtOperator target, PdtExpression exp) { public bool Evaluate(PdtOperator target, PdtExpression exp) {
try {
var prevFrameCount = _framecount; var prevFrameCount = _framecount;
_revokepttconst = false; _revokepttconst = false;
for (var ip = exp.Instructions.First; ip != null; ip = ip.Next) for (var ip = exp.Instructions.First; ip != null; ip = ip.Next)
@@ -35,6 +36,10 @@ namespace Cryville.Common.Pdt {
for (var i = prevFrameCount; i < _framecount; i++) DiscardStack(); for (var i = prevFrameCount; i < _framecount; i++) DiscardStack();
return ret; return ret;
} }
catch (Exception ex) {
throw new EvaluationFailureException(exp, ex);
}
}
/// <summary> /// <summary>
/// Optimizes an expression by merging its instructions. /// Optimizes an expression by merging its instructions.
/// </summary> /// </summary>
@@ -257,5 +262,16 @@ namespace Cryville.Common.Pdt {
public EvaluationFailureException(string message, Exception innerException) : base(message, innerException) { } public EvaluationFailureException(string message, Exception innerException) : base(message, innerException) { }
/// <inheritdoc /> /// <inheritdoc />
protected EvaluationFailureException(SerializationInfo info, StreamingContext context) : base(info, context) { } protected EvaluationFailureException(SerializationInfo info, StreamingContext context) : base(info, context) { }
/// <summary>
/// Creates an instance of the <see cref="EvaluationFailureException" /> class with the failing expression.
/// </summary>
/// <param name="exp">The failing expression.</param>
public EvaluationFailureException(PdtExpression exp) : base("Evaluation failed for the expression: " + exp.ToString()) { }
/// <summary>
/// Creates an instance of the <see cref="EvaluationFailureException" /> class with the failing expression and the inner exception.
/// </summary>
/// <param name="exp">The failing expression.</param>
/// <param name="innerException">The inner exception.</param>
public EvaluationFailureException(PdtExpression exp, Exception innerException) : base("Evaluation failed for the expression: " + exp.ToString(), innerException) { }
} }
} }