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Return null when handling command result #33

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Return null when handling command result #33

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fa30bff
Return `null` when handling command result
jivanf Jan 27, 2024
eb85c96
Fix typo
jivanf Jan 27, 2024
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7 changes: 6 additions & 1 deletion LethalAPI.Terminal/Models/CommandHandler.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -179,7 +179,7 @@ public static class CommandHandler
continue;
}

// A pass-though delegate to execute interactions, and return the response `TerminalNode` or null
// A pass-through delegate to execute interactions, and return the response `TerminalNode` or null
var passThrough = () => HandleCommandResult(invoker(), terminal);

candidateCommands.Add((registeredCommand, passThrough));
Expand Down Expand Up @@ -208,6 +208,11 @@ public static class CommandHandler
/// <returns><seealso cref="TerminalNode"/> command display response</returns>
private static TerminalNode? HandleCommandResult(object? result, Terminal terminal)
{
if (result is null)
{
return null;
}

if (result is TerminalNode node)
{
return node;
Expand Down