From 219b42f11c66ba38362ef219e3ab3ac6d9b6aef1 Mon Sep 17 00:00:00 2001
From: Advorange <advorange@live.com>
Date: Thu, 18 Jul 2019 13:20:59 -0700
Subject: [PATCH] CommandExecuted event will fire when a parameter precondition
 fails like what happens when standard precondition fails.

---
 src/Discord.Net.Commands/Info/CommandInfo.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Discord.Net.Commands/Info/CommandInfo.cs b/src/Discord.Net.Commands/Info/CommandInfo.cs
index a8aa3157c..3bcef9831 100644
--- a/src/Discord.Net.Commands/Info/CommandInfo.cs
+++ b/src/Discord.Net.Commands/Info/CommandInfo.cs
@@ -213,7 +213,10 @@ namespace Discord.Commands
                     object argument = args[position];
                     var result = await parameter.CheckPreconditionsAsync(context, argument, services).ConfigureAwait(false);
                     if (!result.IsSuccess)
+                    {
+                        await Module.Service._commandExecutedEvent.InvokeAsync(this, context, result).ConfigureAwait(false);
                         return ExecuteResult.FromError(result);
+                    }
                 }
 
                 switch (RunMode)