Move BeginOutputReadLine and BeginErrorReadLine after Start

Author: ds5678

AssetRipper.NativeDialogs/ConfirmationDialog.cs

@@ -141,14 +141,14 @@ public Options(string message, Type type = Type.OkCancel)
 				process.StartInfo.ArgumentList.Add(escapedFalseLabel);
 			}
 
-			process.BeginOutputReadLine();
-			process.BeginErrorReadLine();
-
 			if (!process.Start())
 			{
 				return null; // Failed to start the process
 			}
 
+			process.BeginOutputReadLine();
+			process.BeginErrorReadLine();
+
 			await process.WaitForExitAsync();
 
 			return process.ExitCode switch
@@ -173,14 +173,14 @@ public Options(string message, Type type = Type.OkCancel)
 			process.StartInfo.ArgumentList.Add(options.Type is Type.YesNo ? "--yesno" : "--okcancel");
 			process.StartInfo.ArgumentList.Add(escapedMessage);
 
-			process.BeginOutputReadLine();
-			process.BeginErrorReadLine();
-
 			if (!process.Start())
 			{
 				return null; // Failed to start the process
 			}
 
+			process.BeginOutputReadLine();
+			process.BeginErrorReadLine();
+
 			await process.WaitForExitAsync();
 
 			return process.ExitCode switch

AssetRipper.NativeDialogs/ProcessExecutor.cs

@@ -42,14 +42,14 @@ public static string EscapeString(string str)
 				}
 			};
 
-			process.BeginOutputReadLine();
-			process.BeginErrorReadLine();
-
 			if (!process.Start())
 			{
 				return null;
 			}
 
+			process.BeginOutputReadLine();
+			process.BeginErrorReadLine();
+
 			await process.WaitForExitAsync();
 
 			string result = output.ToString().Trim();