From ca00569dd897c4c024f2d54873387cf06726ca6c Mon Sep 17 00:00:00 2001
From: Daniel Cazzulino <daniel@cazzulino.com>
Date: Thu, 28 Aug 2025 20:21:01 -0300
Subject: [PATCH] Fail if explicit gist file path not found

Only fallback to first .cs in case a path is NOT specified, since that would be a bug in the reference.
---
 src/gist/Program.cs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/gist/Program.cs b/src/gist/Program.cs
index 3c4c634..9f70d22 100644
--- a/src/gist/Program.cs
+++ b/src/gist/Program.cs
@@ -82,6 +82,13 @@ static async Task<int> Main(RemoteRef location, string[] args)
     var program = Path.Combine(location.TempPath, location.Path ?? "program.cs");
     if (!File.Exists(program))
     {
+        if (location.Path is not null)
+        {
+            AnsiConsole.MarkupLine($":cross_mark:  File reference not found in gist {location}.");
+            Dispatcher.MainThread.Shutdown();
+            return 1;
+        }
+
         var first = Directory.EnumerateFiles(location.TempPath, "*.cs", SearchOption.TopDirectoryOnly).FirstOrDefault();
         if (first is null)
         {