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Check for null argument in TextPrompt
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@ -85,7 +85,7 @@ public sealed class TextPrompt<T> : IPrompt<T>
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/// <param name="comparer">The comparer used for choices.</param>
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public TextPrompt(string prompt, StringComparer? comparer = null)
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{
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_prompt = prompt;
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_prompt = prompt ?? throw new System.ArgumentNullException(nameof(prompt));
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_comparer = comparer;
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}
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